BMW HP2 Sport motorcycle wallpapers

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Bmw HP2 Sport (2008)

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Bmw HP2 Sport (2008) Review and Specifications.

BMW vehicles have always had an air of exclusivity to them. The ownership of a BMW sort of implies that you've chosen to take a slightly different path. Possessing one says to the world that you're willing to pay the piper more than what most are willing to sacrifice in order to have what many only dream of owning.

Indeed, BMW's reputation for making excellent vehicles has raised the marque to that of status symbol. Even here in the Land of Pomposity (L.A.) where BMWs are as common as face lifts, there's still an allurement to them.

In the automotive world, BMW’s M series cars build upon the chic-ness of the German brand. Cars carrying this designation in the model name are unique amongst rank and file BMWs. They may look like their siblings, but beneath the shared exterior beats the heart of a race-inspired mill, with performance-oriented suspension and handling components to complement the extra horsepower.

An M car to the casual observer looks like all the rest, but to the sharp eye of the motoring enthusiast seeing an M car tells them that the driver/owner cares less for image and more for the performance potential of the machine. Yep, those who know these vehicles know what they want, and they're willing to pay the high price for the privilege.

The two-wheeled branch of BMW hadn't had such a VIP status available for riders until recently. In mid-2006 the company announced the HP2 Enduro. Utilizing a hot-rodded version of the 1,170cc Boxer mill, the Enduro became a high-flying 105-horsepower dirt eater.

Next up was the HP2 Megamoto. With 17-inch wheels, sticky tires and long-travel suspenders, the Megamoto is the hooligan that BMW originally hoped they could create by having Enduro owners simply swap out spoke wheels and knobbies for 17-inch hoops with street tires. The Megamoto has trouble-maker written all over it, just like a true supermoto, save for the fact that it weighs in excess of 400 lbs.

Now comes the HP2 Sport.

The latest member of the high-performance Boxer family is a race bike at heart. This exquisite machine draws its lineage from the endurance-racing-proven R1200S that won its class at the 24 Hours of Le Mans this year.

The key difference in the Sport's engine - and it's an historic difference! - is the use of double overhead cams that employ drag levers, each opening a 39mm intake and 33mm exhaust valve (36mm and 31mm respectively on the R1200S). An OHC hasn't been used in a Boxer head in, like, forever, dude!

The four valves per cylinder are arranged radially for "optimal flow," as well as creating a more compact combustion chamber which eliminates the second spark plug as used on the R1200S. Intake and exhaust ports were machined for better flow, forged pistons are used to cope with the increased torque, as are "adapted" ("beefed-up" in Motorcycle.com speak) connecting rods. Compression is a respectable 12.5:1. Double oil coolers are arranged in series in the nose of the carbon/Kevlar composite front clip that's been wind-tunneled designed to help aid air flow over said coolers.

BMW claims the HP2 Sport produces 130 hp at 8750 rpm and 84.8 ft-lbs of torque at 6000 rpm, with a max rev of 9500 rpm. The more workaday R1200S churns out a claimed 122 bhp at 8250 rpm and 83 ft-lbs at 6300 rpm.

To cap it off, the entirety of the head covers are carbon-fiber/Kevlar, with each having its own little slider puck that comes in quite handy; extreme angles aren't necessary to touch the heads. A number of riders at the press launch had BMW techs raise ride height in order to pick up some ground clearance.

BMW may not care much for my comparison here, but the close-ratio six-speed tranny is of Japanese quality in its slickness and is rather transparent in operation, just like a good gearbox should be. Wailing down a racetrack is not the time or place to be thinking about a clunky gear set.

My slovenly shifting habits had me down one gear too many a couple of times; it was at those moments that the rear squawked and squirmed ever so slightly, leading me to safely assume that the HP2 Sport uses a non-slipper clutch. Something of an odd choice considering the bike's race origins and today's sportbike trends. In any event, clutch pull was very light.

Another item on the HP2 Sport to identify its racing bias is what BMW calls the "the gearshift assistant." This bit of wordsmith trickery translates into what is a type of ignition interrupt that allows the rider keep the throttle pinned whilst snicking up through the transmission. BMW says it enables "fast gear changes without having to ease off the gas and operate the clutch." This technology worked very well, but force of habit during shifting of backing off the throttle - for, well, all of my riding life - took a great deal of unlearning before I was able to play racer boy and use the gearshift sans clutch or blipped throttle.

A reverse shift pattern for racing is possible with the turn and twist of just a couple of bolts. And for just such an application, BMW offers (at an additional charge, of course) a replacement pressure sensor to adapt the quick-shifter to a GP-style race pattern.

More ponies and twisting force are complemented with an all-new stainless-steel exhaust system that passes under the oil sump and continues up to the tail section to meet with the silencer. This new routing, says BMW, "guarantees optimum angle of tilt when riding." An exhaust valve that's operated by an electronically controlled servomotor via cable sits at a point where the silencer and header pipe meet to purportedly produces a fuller torque curve.

The very simple chassis is graced with fully-adjustable Öhlins shocks on the rear Paralever and front Telelever . What isn't quite as obvious at first glance is just how minimal the frame is. It's really nothing more than the tubular steel midframe from the R1200S. Lacking a traditional subframe, the Sport utilizes a self-supporting carbon rear structure as a perch for the rider.

Braking is the job of radially mounted four-piston monoblock Brembo calipers and Magura brake levers with radial-pump master cylinders and stainless-steel lines. As an option, BMW ABS can be had, the version for this bike coming with a switch to disable it for track time, or any other time for that matter. On the first couple of outings the brakes offered enough feel but seemed a skosh down on power. "That can't be right," I said to myself, "these are sweet-ass Brembos!" Sure enough they are, and a quick twist of the adjuster on the lever resulted in all the power and feel my humble skill-set would ever need. The brakes are exceptional, of course, as they squeeze the 320mm rotors, and are a great example of how well a motorcycle can be slowed or stopped when premium components are used, aided by the anti-dive properties of the Telelever fork.

The German bike maker touts a claimed dry weight of 392 lbs and a svelte 438 lbs fueled up. That's pretty impressive when you consider that a Japanese inline-Four 1000cc sportbike hovers around 450 lbs wet. The Ducati 1098 scales in at around 430 lbs full of fuel.

How could they come by such wispy figures? No doubt the acres of carbon/Kevlar that make up the bodywork. And the forged (instead of cast) aluminum wheels. In addition, the HP2 Sport boasts adjustable rear-sets, adjustable handlebars and upper fork brace all made from milled aluminum, which contribute to the feathery numbers.

Finally, the robust instrument panel, or "sports info centre" as BMW refers to it, was developed with help from a company that makes data-acquisition systems for GP teams. The LCD panel is unusually large for what one would expect from a bike dash, but it provides an incredible amount of information. It operates in one of two modes: Road or Race. In addition to the usual suspects found in any streetbike display, a series of green, yellow and red LEDs blink across the top of the panel in a pattern to alert the rider of the proper engine warm-up time.

In the Race display you'll get – at a minimum – a lap timer, max revs, top speed, number of gearshifts, yada, yada, yada. It can all be downloaded to a laptop computer too. Also, the tiny Christmas tree of LEDs can serve as a programmable shift light. Access to the display is via the left switchgear like on most BMW on-board computer displays.

O Ascari, Ascari wherefore art thou, Ascari?

So, where to ride such a premium motorbike? Perhaps at the totally awesome Ascari Race Resort in Southern Spain? Yes, that will do nicely.

In fact, this location was chosen by design by BMW Motorrad. "An exclusive track for an exclusive motorcycle" was the philosophy. Ascari, to be overly simple, is a private race track with accompanying facilities that was built by the Ascari Car company. Starting in 2000, Ascari began construction of the resort as a celebration of sorts to coincide with completion of a new production facility in Banbury, England where the company's new KZ1 car would hail.

Only minutes from Ronda, Spain, Ascari's 3.37-mile course slithers through a lush, pastoral valley as its 26 turns (13 left, 13 right!) carry you around banked turns, elevation changes and a couple of very deceptive low-gear corners. The track's surface is near to flawless and its rhythm fluid, that is until you encounter those two or three sneaky "stop and turn" sections. Although I've not ridden every track in the world, I'll risk my limited reputation and say that Ascari is unparalleled anywhere, taken as a whole experience.

Upon seeing photos of the resort from my trip, Motorcycle.com's photog and video man, Alfonse "Fonzie" Palaima said it looked like a race facility was plopped in Northern Cal's beautiful Napa Valley. Well said.

After a couple of led sessions around this dreamy road course we were let out to experience the track, and more importantly, the HP2 Sport, for ourselves.

Saddling up to the racy Boxer is similar to mounting many supersport or superbikes of today. The racing focus dictates that the seat be high (32.6 inches) for a forward cant or tuck. Once underway, though, the ergos are very neutral for a sporting machine and light years ahead of, say, a Ducati 1098. The seat-to-bar relation makes it easy for getting into a tuck, but does so in a manner that let me scooch back to lay across the tank and still be able to see through the windscreen and all of my helmet lens. Too often, attempting a full tuck on many other sportbikes compromises my view.

The ergonomics so impressed me that they bear a little more discussion. Not only is the reach to the clip-ons reasonable, the seat-to-peg distance seemed exceptionally roomy. My usual experience on performance bikes is a hot spot on the bottom of my foot and a numb throttle hand after half a day's worth of circling a course. At the end of our time at Ascari, it occurred to me that not once did I have to pull in before the end of a session to let the blood flow back into my tootsies or hands.

Additionally, the bike is narrow-waisted, no doubt aiding ride comfort and ease in transitioning across the saddle. Finally, I've found a sportbike that creates harmony between rider and bike without sacrificing either performance potential or comfort.

Next on the list is the superlative exhaust note that comes on this street-legal stallion. It'll make a racer out of anyone riding it, as the cleanly shaped can screams performance at speed, burbles like a tuned race machine at idle, and – this is the most fun part! – pops on the overrun like a formula car. Nothing short of thrilling sounds.

Throttle response was instantaneous and glitch-free while on the fly, allowing quick access to the grunty bottom-end power. But from closed to open throttle it felt remarkably abrupt. It had that on/off feel that plagues any number of fuel-injected bikes. Getting over that hump is easily forgotten once you start enjoying the very linear power inherent in the Boxer motor. The engine revs quickly, and a perceptible poke of power came on around 6000 rpm, though it's a bit difficult to say exactly the spot of boost as the LCD display was hard to read at times. Murky instrument display aside, the bike is plenty fast and fun to keep the throttle wrapped out. Driveline lash from the Paralever shaft drive was imperceptible during my time in the saddle.

The HP2 Sport may get out-gunned in an all-out speed war, but from my perspective it's difficult to find a better chassis. Stability at all times is a hallmark of the bike. A quick check of the specs reveals that the Sport shares nearly identical rake and trail figures (24.0 degrees and 3.4 inches) with Yamaha's R6 (24 degrees and 3.8") as an example. Those dimensions combined with the minimized rotating mass of the forged wheels and overall light weight of the bike make initial turn-in quick and light despite an unfashionably long 58.5" wheelbase.

Mid-corner line changes, trail braking and my own movement on the bike couldn't do anything to upset the bike's trajectory. What this boiled down to in the end was a bike that was easy to ride almost from the get go. All the more to its credit was that it allowed me to get comfortable quickly on a serpentine track that I'd never ridden.

Good news, bad news

If we've whet your appetite for this special motorcycle, you'll be even happier to know that it will be coming to the U.S.

As for when, how many or how much it'll cause you to deviate from your debt reduction plan, even BMW themselves can't say for certain at this juncture. Taking a guess, it's likely that more than 100 but probably well below 500 units will be bound for U.S. shores. Pricing? That's an even wilder guess. Again, we'll take a stab and say at least $22K, but it's entirely possible to see a figure over $25,000.

Something BMW is saying for certain is that they plan to campaign the bike in Formula Xtreme race trim next March at the Daytona 200. This high-performance Twin should do well considering its development in the 2007 World Endurance series and the near-win by an R1200S in this year’s Moto-ST endurance race at Daytona.

A few months ago I convinced my wife that she and I should join a health club. Judging by my expanding pear figure, it's obvious attending that club isn't a priority, though I said it would be. So, how do I explain to my wife I want to join a new club, an exclusive club...(By Pete Brissette)

General information


Model: BMW HP2 Sport
Year: 2008
Category: Sport
Rating: 68.3 out of 100.

Engine and transmission
Displacement: 1170.00 ccm (71.39 cubic inches)
Engine type: Two cylinder boxer
Stroke: 2
Power: 131.42 HP (95.9 kW)) @ 8750 RPM
Torque: 115.00 Nm (11.7 kgf-m or 84.8 ft.lbs) @ 6000 RPM
Compression: 12.5:1
Bore x stroke: 101.0 x 73.0 mm (4.0 x 2.9 inches)
Fuel system: Injection. Electronic intake pipe injection / BMS-K digital engine management with overrun fuel cut-off, single-spark ignition
Valves per cylinder: 4
Starter: Electric
Cooling system: Oil & air
Gearbox: 6-speed

Transmission type
final drive: Shaft drive (cardan)
Clutch: Single dry plate clutch, hydraulically operated

Physical measures
Dry weight: 178.0 kg (392.4 pounds)
Weight incl. oil, gas, etc: 199.0 kg (438.7 pounds)
Seat height: 830 mm (32.7 inches) If adjustable, lowest setting.
Overall length: 2,135 mm (84.1 inches)
Overall width: 750 mm (29.5 inches)
Wheelbase: 1,485 mm (58.5 inches)

Chassis and dimensions
Frame type: Tubular steel space frame, front and rear made of self-supporting carbon
Rake (fork angle): 24.0°
Trail: 86 mm (3.4 inches)
Front suspension: Telelever, spring pre-load continuously variable, compression damping, rebound damping and vehicle height adjustable
Front suspension travel: 105 mm (4.1 inches)
Rear suspension: EVO Paralever, Öhlins central spring strut, spring pre-load continuously adjustable, rebound and compression damping adjustable, vehicle height adjustable
Rear suspension travel: 120 mm (4.7 inches)
Front tyre dimensions: 120/70-17
Rear tyre dimensions: 190/55-17
Front brakes: Double disc
Front brakes diameter: 320 mm (12.6 inches)
Rear brakes: Single disc
Rear brakes diameter: 265 mm (10.4 inches)

Speed and acceleration
Power/weight ratio: 0.7383 HP/kg

Other specifications
Fuel capacity: 16.00 litres (4.23 gallons)
Reserve fuel capacity: 2.00 litres (0.53 gallons)


BMW G 650 Xmoto motorcycle wallpapers

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BMW Motorcycle, general information, review and specifications

Bmw G 650 Xmoto (2007)

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Bmw G 650 Xmoto (2007) Review and Specifications.

G650 Xmoto.
Last on the ride list for the week was the Xmoto. I typically try not to comment on a motorcycle's appearance, leaving such subjective commentary for the reader. But I have to say that the Xmoto is an attractive bike. Even from a distance you can tell what this bike is about. Seventeen-inch cast wheels shod with modern rubber solidify the look of a supermoto machine. It stays on the attack with adjustable front suspension, a tall 35.4 inch saddle, lower mounted handlebars and a traditionally narrow -- albeit plank-like in comfort -- saddle. The other componentry standout will allow the rider to stand the front on end. Four-pot Brembos grab the largest rotor found on the three. Simply put: it stops, like, now!

This day would result in the most surface street and freeway droning yet. Adding to that sorrow was the exceptionally firm and narrow seat. Nevertheless, we meandered our way to the top of Mount Lemon in the Greater Tucson area and were treated to a spectacular view. The ride down gave me opportunity to sample the Xmoto's very stable handling. And despite sharing an unfashionably long 59-inch wheelbase with the Xcountry -- the Xchallenge is 59.1 -- the Xmoto is crafted with 3.9 inches of trail, giving it quick steering.

The road was as worthy as any that are found in Southern California and it was almost the perfect place to play on this bike. Our ultimate destination though was a go-kart track where, under watchful eye, we were to test the Xmoto's motarding proclivities. Unfortunately, the beginning of Monsoon season wouldn't allow it so my seat time was limited to mostly freeway and crowded streets. Hopefully in the very near future we'll get a second chance to put the Xmoto to work.

BMW makes nothing but quality products, but I hope they haven't priced themselves out of the supermoto market by almost a grand. At a tick over $9,500 they may have a tough time swaying fans of brands more easily identified and entrenched in this segment Then again having more supermotos around is having more of a good thing.

There we have it; three new motorcycles from a very similar, reliable and modular platform. BMW Xpects that new riders and Xperienced riders alike will find their three amigos as Xciting as anything available today.

General information

Model: BMW G650X Moto
Year: 2007
Category: Super motard
Rating: 72 out of 100.

Engine and transmission
Displacement: 652.00 ccm (39.79 cubic inches)
Engine type: Single cylinder
Stroke: 4
Power: 53.00 HP (38.7 kW)) @ 7000 RPM
Torque: 60.00 Nm (6.1 kgf-m or 44.3 ft.lbs) @ 5250 RPM
Bore x stroke: 100.0 x 83.0 mm (3.9 x 3.3 inches)
Fuel system: Injection. Electronic fuel injection
Valves per cylinder: 4
Starter: Electric
Cooling system: Liquid
Gearbox: 5-speed

Transmission type
final drive: Chain
Clutch: Wet, multi-disk

Physical measures
Dry weight: 147.0 kg (324.1 pounds)
Seat height: 900 mm (35.4 inches) If adjustable, lowest setting.
Overall length: 2,155 mm (84.8 inches)
Wheelbase: 1,500 mm (59.1 inches)

Chassis and dimensions
Front suspension: 45 mm UPSD fork
Rear suspension: Swing arm
Front tyre dimensions: 120/70-H17
Rear tyre dimensions: 160/60-H17
Front brakes: Single disc
Front brakes diameter: 320 mm (12.6 inches)
Rear brakes: Single disc
Rear brakes diameter: 240 mm (9.4 inches)

Speed and acceleration
Power/weight ratio: 0.3605 HP/kg

Other specifications
Fuel capacity: 9.50 litres (2.51 gallons)
Fuel consumption pr. 10 km (6.2 miles): 5.00 litres (1.32 gallons)

BUELL 1125R motorcycle wallpapers

Buell 1125R Motorcycle Wallpapers
BUELL Motorcycle, general information, review and specifications

Buell 1125R (2009)

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Buell 1125R (2009) Review and Specifications.

For an avid motorcyclist, one of the biggest question marks surrounding AMA Pro Road Racing’s Daytona SportBike class is what it’s like to ride one of these “SportBikes” in full factory race trim. Recently, Motorcycle-USA received just such an opportunity, piloting the Geico Powersports Richie Morris Racing Buell 1125R racebike around Road America’s 4-mile road course in Elkhart Lake, Wisconsin.

In our Daytona SportBike street bike comparison we determined that, indeed, a production 2009 Buell 1125R has a performance advantage when compared to its class rivals - including the 2009 Kawasaki Ninja ZX-6R and Aprilia RSV1000R. But how does it compare to the stock motorcycle which it’s based off of? To our surprise, it isn’t all that different.

In order to create better parity within the class, the DSB series rules don’t allow a whole lot of engine modifications. Instead the rules package gives more leeway for chassis modifications. Thus many of the team’s modifications are focused in that area.

Most apparent is the bare finish on the racebike’s aluminum frame and braced swingarm, which also allows for a conventional chain/sprocket final drive as opposed to the stock belt drive. It’s also surprising how much different the bike looks with race plastics. The lower fairing and tail sections make the 1125R racebike look closer to a Japanese or European sportbike, until your eye catches those two huge air scoops on either side as well as its oversized upper fairing, which remind you it’s all Buell.

Hop aboard the machine and notice its hard, slightly shorter seat. Designed to not only lower the rider’s center of gravity, the racing perch enhances feel between the rider and the back end of the motorcycle. Reaching forward to the handlebars, the rider feels more tucked in with the torso angled more closely to the bike. Placing feet on the footpegs, knees will tuck up into the bike's pseudo fuel tank much tighter than in the stock position. While the ergonomic changes aren’t exactly radical, they do enable the rider to direct more of his or her weight towards the front of the motorcycle. (Adam Waheed)

General information

Model: Buell 1125R
Year: 2009
Category: Sport
Rating: 71.1 out of 100.

Engine and transmission
Displacement: 1125.86 ccm (68.70 cubic inches)
Engine type: V2
Stroke: 4
Power: 146.00 HP (106.6 kW)) @ 9800 RPM
Torque: 111.19 Nm (11.3 kgf-m or 82.0 ft.lbs) @ 8000 RPM
Compression: 12.3:1
Bore x stroke: 103.0 x 67.5 mm (4.1 x 2.7 inches)
Fuel system: Injection. Dual 61 mm down draft throttle bodies, DDFI III fuel injection
Valves per cylinder: 4
Fuel control: DOHC
Starter: Electric
Cooling system: Liquid
Gearbox: 6-speed

Transmission type
final drive: Belt
Clutch: Wet, multi-plate, Hydraulic Vacuum Assist (HVA) slipper – action clutch, hydraulic clutch lever effort

Physical measures
Overall length: 1,996 mm (78.6 inches)
Overall width: 716 mm (28.2 inches)
Ground clearance: 114 mm (4.5 inches)
Wheelbase: 1,387 mm (54.6 inches)

Chassis and dimensions
Frame type: Black aluminium frame, fuel in frame
Rake (fork angle): 21.0°
Front suspension: 47 mm Showa inverted forks with adjustable compression damping, rebound damping and spring preload
Front suspension travel: 120 mm (4.7 inches)
Rear suspension: Showa coil-over monoshock with external piggyback reservoir and adjustable compression damping, rebound damping and spring preload
Rear suspension travel: 127 mm (5.0 inches)
Front tyre dimensions: 120/70-ZR17
Rear tyre dimensions: 180/55-ZR17
Front brakes: Single disc. ZTL2-type brake, 8-piston, 4 pads, fixed caliper, single-sided, inside out, stainless steel, floating rotor
Front brakes diameter: 375 mm (14.8 inches)
Rear brakes: Single disc. Two-piston, direct mount caliper; stainless steel, fixed rotor
Rear brakes diameter: 240 mm (9.4 inches)
Exhaust system: Tuned, tri-pass resonance chamber with integral helmholtz tuning and mass-centralised mounting

Other specifications
Fuel capacity: 20.06 litres (5.30 gallons)
Color options: Racing Red, Arctic White, Midnight Black.

BUELL 1125R motorcycle pictures

Buell 1125R Motorcycle Wallpapers
BUELL Motorcycle, general information, review and specifications

Buell 1125R (2008)

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Buell 1125R (2008) Review and Specifications.

The recent unveiling of Buell's all-new liquid-cooled V-Twin superbike sneaked up on most everyone, but the cry for such a machine from Buell has been in the wind for years.

"If only it had a modern, liquid-cooled engine," was often the plea of so many who would characterize their thoughts on Buells as, "I wanna like you, buuut..."

Has a partnership with BRP-Rotax given Buell lovers and those vacillating on a purchase what they've clamored for?

As fate would have it, in the matter of one phone call I went from pondering the above question like everyone else to seizing the opportunity to attend the 1125R intro. The much-chronicled roads surrounding Monterey, CA, would serve as real-world proving grounds, and Laguna Seca, home of the U.S. MotoGP would be the race track du jour.

In case you didn't get a chance to read our Buell 1125R First Look in early August, we'll go over some of the specs here. Developed in conjunction with BRP-Rotax, makers of the 998cc 60-degree V-Twin engine in the Can-Am Spyder as well as a similar motor found in modern Aprilias, Buell specified an 1125cc liquid-cooled fuel-injected 72-degree DOHC eight-valve V-Twin as the heart of the machine.

So why choose 1,125 cubic centimeters resulting from the oversquare 103mm x 67.5mm bore and stroke? According to Buell, these dimensions produce the best marriage of broad, available torque and horsepower. Compression ratio is 12.3 :1.

Equally as uncommon today is the 72-degree angle. Abe Askenazi, Director of Analysis, Test and Engineering Process, stated that Buell is aware that a 90-degree Vee has better primary balance, but 72-degrees proved ideal for the best gas flow path as well as being a more compact design. Engine vibes were anticipated, so three balancers were employed (two to cancel primary rotating imbalance, the third canceling out rocking couple).

Not all the buzz has been eliminated, as you would expect from a rigid-mounted engine serving as a stressed member of the chassis. The remaining vibes are palatable, never really impacting comfort or performance. Coincidentally, the tach needle does suffer in an amusing manner. As it reaches the upper rpm range, it appears to be resonating at such a rate that it "grows," blurring your reading over roughly a 500 rpm span. Not a problem, really, just kind of funny.

Since this engine is a clean-sheet design, it has some unique features. For example, the process of opening and closing the 41.3mm intake and 35mm exhaust valves. A self-adjusting cam chain drive and gear operates the intake cam that in turn meshes with a gear on the exhaust cam. Finger followers (more often found in automotive use, especially with Less bits mean less material to spin around which, in turn, should equate to a faster motor.variable valve actuation systems) are used instead of more traditional tappets. Acting directly on shims over the valve, the follower's linear movement eliminates the need for buckets.

But it doesn't end there. Are you a do-it-yourselfer? Buell hasn't forgotten about you. After rotating the engine forward a bit you can remove the magnesium valve cover and access a simple plastic clip that retains the finger followers. Slide the followers to the center and you're grabbing at those V-Rod spec shims in no time, about every 12,400 miles. This is, of course, an abbreviated version of the work involved, but as someone who has done countless valve adjustments I can really appreciate this.

Capitalizing on the unused resource of vacuum in the manifold generated by the massive 61mm throttle bodies, Buell came up with its version of a back-torque-limiting clutch, similar again to the Aprilias. Just inside the outer clutch cover you'll find the usual hydraulic slave cylinder and a big diaphragm. A simple tube or hose connects the manifold to the outer cover. Separated from the clutch that's thrashing around in oil that could potentially ruin sealing, the diaphragm gets pulled outward against the clutch-release mechanism when the throttle is fully closed, or roughly three percent open. This creates enough vacuum to relieve pressure on the clutch to keep it from fully compressing. Any greater throttle openings create low vacuum and the clutch stays tightly clamped.

The end result is a very light pull (when the engine is running, of course, otherwise there's no vacuum) at the adjustable hydraulic lever and smooth, trouble-free, shifting in the Japanese-quality six-speed tranny.

Rapid downshifting for quicker corner entry speeds without fear of the rear tire hopping on the tarmac is another benefit of slipper-type clutches. The Buell system works quite well. However, I was able to get the rear to dig in a little, protesting with a little squirm and slide after stepping down one gear to many. But it was over in a heartbeat and completely manageable.

Another thoughtful addition on this bike is the use of a compensator within the transmission sprocket instead of in the rear wheel. Again, the idea being less unsprung weight. A traditional belt-drive (wouldn't be a Buell without it!) is utilized for its lightweight, strength and longevity.

A large 12-liter airbox extends a long snorkel out into the high pressure area that is between the fork legs to pressurize the airbox at high speeds.

Air that's able to sneak past the hungry hippo airbox either gets whisked over the rider via bodywork that underwent extensive wind tunnel testing, or it blows across twin side-mount radiators. Cool air that flows over the radiators passes through either a channel between the engine and frame exiting near the rear of the bike, or down to the rider's tootsies. You can say that again. More than one of us got a hot foot on the shift side. None of us could pin down whether the heat was radiating off the warm-running engine or if it came from the "air flow" or exhaust.

Two rather bulbous pieces of bodywork, one on each side and just below the upper fairing, do double duty as radiator air scoops and frame protectors. If you know newer Buells you know that they have a puck on the out most location of the frame spar acting as crash protectors. When the designers and engineers created the radiator cowling on the 1125R, they knew they had some cosmetic liability to deal with, so they just made them able to absorb a tipover or crash.

Because of their shape and an opposing metal strip behind the outer cowling, the whole thing acts like a leaf spring to soak up the blows. Best of all, the outer color-molded piece that usually gets the raw end of the deal is cheap to replace, according to Buell tech staff. Before the week was out, this would get tested. Those odd-looking radiator covers performed well, keeping any victim bikes off the bench and in the game. (Yippe! Yippe! It wasn't Pete! –Ed.)

Early figures from Buell had 146 hp coming on at 9800 rpm with 82 ft.-lbs of torque peaking at 8000 rpm. Seems that it'll probably take an unbiased dyno run or three to get the truth out of the Helicon engine as press materials indicated 146 hp without ram air at 10,500 rpm, torque claims remaining unchanged. Still another figure of peak power at 10,200 rpm was reported to Motorcycle.com by Tony Stefanelli, Platform Engineering Director for Buell. Turns out that the 10,500 rpm mark is more accurately described as redline. Three-hundred rpm aside, what really matters is how accessible power is in this Austrian-influenced mill.

From my seat-o'-the-pants dynamometer, the lion's share of the torque is available as early as 3500 rpm. Power builds rapidly in a most linear manner with a perceptible boost at somewhere between 6500 to 7000 rpm.

Nuances about where peak power resides matter little because this much is true: power is available instantly and seamlessly all the way to that 10,500-rpm redline. But there's never a sensation of seemingly uncontrollable acceleration as with, say, some of the current supersports or superbikes. You know the type. One minute you're feeling like a star then peak power hits in the stratosphere. It's only after you've parked for the day that you notice that the hands on your watch stopped at precisely the moment you tapped into that peaky inline-Four power pack. Nope, none of that happens on the 1125R. Just linear, manageable fun.

This cutting-edge V-Twin allegedly took more than four years to develop, and the chassis was close behind. Now truly American-made (instead of the other Buells’ Italian Verlicchi chassis), the frame looks and acts like a typical Buell frame. It carries over 5.6 gallons of fuel but has been re-tuned for additional torsional rigidity. The cast-aluminum swingarm on the other hand is a different story. Its pivot point was moved forward into the rear of the engine case for added rigidity in the overall chassis package. The biggest difference, though, is that it doesn't work as an oil tank. The 1125R has a dry-sump oil system and uses a simple paper filter element (old skool, baby!) in the engine, leaving the swingarm to do what it does best: swing. Weighing in one pound lighter and 57-percent stiffer than previous Buell swingarms, you have to wonder just how stiff and rigid things need to be before you can ride them.

A linkage-less Showa shock with a nine-position preload is adjustable for compression and rebound damping. It worked perfectly for anything I was able to throw at it. Up front are possibly the beefiest forks I've ridden to date. Forty-seven millimeter Showa forks with adjustable compression, damping and preload worked brilliantly... once I got on the right bike, that is. It seems that Buell is still sorting out a few issues (more on that later) on what they call "production intent" with respect to the fork spring rate. The direction they hope to head for the final product is a .95 kg/mm spring, but many of the bikes being ridden had a firmer 1.0 spring up front.

After hopping between the heavier and lighter spring bikes (when one was available), it wasn't until the final two sessions of track time that I was finally comfortable with preload settings. But those were my two best sessions. I was able to rush up on the corner, flip it in, shove on the bar with abandon and dig in my knee. The front never budged, giving great feedback from the excellent Pirelli Diablo Corsa IIIs.

The test bike I was on for the street ride offered a plush ride without compromising with a mushy front end. Unfortunately, when the pace was kicked up a notch, the heavier-rated front end provided a disconcerting experience of skittering over choppy pavement, leaving me to lean heavily on the pseudo fuel tank in order to keep the front stuck to the pavement.

Speaking of leaning on the tank, even with a claimed 54-percent weight bias, keeping the front down at times was a chore. A fun chore, mind you, but something to be conscious of nonetheless. With a relaxed-for-a-Buell 54.6-inch wheelbase, a 21-degree steering angle and 3.3 inches of trail, the 1125R shook its head more than once. Not so much because of treacherous geometry, but the darn thing just wants to reach for the sky when you're heavy handed on the throttle. In my opinion the 1125R would benefit from a steering damper. Especially since it can accommodate one from the XBRR racing kit. The reality is that many similarly priced Japanese literbikes have dampers as standard equipment.

No matter, though, because it could all be reeled in by the single, big hoop 375mm perimeter-mounted front rotor/caliper combo. Snatched right from the XBRR, the eight-piston ZTL² brake is among the best available. Similar to the ZTL found on other Buells, this system has a number of advantages inherent in its design. For one, braking forces go straight to the rim, thereby removing most of the torsional load on the rest of the wheel. Hence the "Zero" in Zero Torsional Load (ZTL and ZTL²). Subsequently, a lighter wheel can be used, with lighter steering as the benefit. I can only hope other makes will grasp this concept, soon.

A final ode to innovation on the 1125R is the rear brake. In order to walk the line of less unsprung weight, the rear caliper is mounted directly to the backside of the swingarm. In profile, all you can see is the 240mm rear rotor. Again, service techs were championed by someone inside the 1125R design team. A series of evenly-spaced large holes in the rotor grant access to caliper mount bolts without removing the wheel. Too bad they couldn't make the brake perform any better. Like most Buells I've ridden, the rear brake lacked feel and required an unusual amount of effort to brake effectively.

Sounds mostly like a glowing review of a brand new bike, right? Certainly a few hiccups surfaced, but we were admonished to mention that the bikes were all pre-production models. The stumble and surge in the fueling that seemed worst while trolling at low revs is a known issue. Likewise, the final spring rate for the shock is undetermined as of yet. Also, the ambient air temp display isn't so ambient. In production, the plan is to move the sensor closer to the front of the bike and have the ECU freeze the reading as it feels the bike begin to slow or stop so as to better reflect ambient air.

Other electric gremlins included a fuel light that appeared to come on early. It also appeared at the time that no safety cut-out switch existed for a deployed kickstand when the bike is put in gear.

Since the bikes were built under severe time constraints, we're willing to give Buell the benefit of the doubt when they say that all issues that continue to be in the final calibration process will be completed by the time the $11,995 American superbike hits dealers in late '07.

Claimed dry weight on the 1125R is 375 pounds. Buell measures the 421-pound wet weight as "wet minus fuel" because the 5.6 gallon fuel capacity is the largest in its class. Measuring with fuel would make it seem disproportionately heavy. The 421 is allegedly one pound lighter than the Ducati 1098.

Comparatively speaking:
'07 GSX-R1000 dry = 379 lbs. $11,399;
'07 Aprilia Tuono 1000R dry = 407 lbs. $12,999;
'08 Ducati 1098 dry = 381 lbs. $15,995;
'06 Honda RC51 (still listed on Honda website as an available model) dry = 439 lbs. $11,999 (Zoinks!)

Is this the Buell we've all been waiting for? Paul James, Director of Product Communications, told Motorcycle.com that, "We think this bike will bring customers over the threshold of a Harley/Buell dealer who normally wouldn't do such a thing."

Nearly two hundred miles on the street and a day at Laguna Seca gave me plenty of time to determine that Buell has truly upped its game and has a very real chance of making some serious trouble for other V-Twin sportbikes of similar displacement available today. And it appears they'll do it for about the same cost as most, and thousands less in some cases.

The greatest strength of the 1125R is the readily available and very practical low- and mid-range bang. It's this kind of usable power that will bail most riders out from poor gear selection or wrong entry speed, salvaging the corner and their ego at the same time. (By Pete Brissette, Aug. 29, 2007)

General information
Model: Buell 1125R
Year: 2008
Category: Sport
Rating: 68.2 out of 100.

Engine and transmission
Displacement: 1125.86 ccm (68.70 cubic inches)
Engine type: V2
Stroke: 4
Power: 146.00 HP (106.6 kW)) @ 9800 RPM
Torque: 111.19 Nm (11.3 kgf-m or 82.0 ft.lbs) @ 8000 RPM
Compression: 12.3:1
Fuel system: Injection. Dual 61 mm down draft throttle bodies, DDFI III fuel injection
Valves per cylinder: 4
Fuel control: DOHC
Starter: Electric
Lubrication system: Dry-sump with integrated oil reservoir in lower crankcase
Cooling system: Liquid
Gearbox: 6-speed
Transmission type
final drive: Belt
Clutch: Wet, multi-plate, Hydraulic Vacuum Assist (HVA) Slipper Action Clutch, hydraulic clutch lever effort

Physical measures
Dry weight: 170.1 kg (375.0 pounds)
Overall length: 1,996 mm (78.6 inches)
Overall width: 716 mm (28.2 inches)
Ground clearance: 114 mm (4.5 inches)
Wheelbase: 1,387 mm (54.6 inches)

Chassis and dimensions
Frame type: Aluminum frame, fuel in frame
Rake (fork angle): 21.0°
Front suspension: 47 mm Showa inverted forks with adjustable compression damping, rebound damping and spring preload
Front suspension travel: 120 mm (4.7 inches)
Rear suspension: Showa coil over monoshock with adjustable compression damping, rebound damping and spring preload
Rear suspension travel: 127 mm (5.0 inches)
Front tyre dimensions: 120/70-ZR17
Rear tyre dimensions: 180/55-ZR17
Front brakes: Single disc. 8-piston calipers
Front brakes diameter: 375 mm (14.8 inches)
Rear brakes: Single disc. 2-piston calipers
Rear brakes diameter: 240 mm (9.4 inches)
Exhaust system: Tuned, tri-pass resonance chamber with integral helmholtz tuning and mass-centralized mounting

Speed and acceleration
Power/weight ratio: 0.8584 HP/kg

Other specifications
Fuel capacity: 21.19 litres (5.60 gallons)
Color options: Midnight Black, Diamond Blue Frame

BUELL 1125CR motorcycle wallpapers

Buell 1125 CR Motorcycle Wallpapers
BUELL Motorcycle, general information, review and specifications

Buell 1125CR (2009)

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Buell 1125CR Review and Specifications.

Buell took a page from the simplicity of design of the XB streetfighter models and applied the iconic stripped-down philosophy to the company’s first and only liquid-cooled sportbike, the 1125R. Called the 1125CR, this nearly-identical sibling of the racier-looking 1125R loses the big fairing/windscreen found on that bike in favor of a minimalist flyscreen sitting atop on new, single piece headlight. The new Buell also has slightly lower (about 8% from the 1125R) final drive gearing for improved acceleration according to Buell materials. We say that means even easier wheelies. Everything else on 1125CR is carried over from the 1125R.

We can easily imagine the C stands for café as Erik Buell gives his insight on the bike. “Part superbike and part streetfighter, the 1125CR is my vision of a 21st century café racer,” said Buell. “It’s got Clubman-style bars and a flyscreen instead of a fairing...”

Something the CR version of the 1125 will receive that the R version will also get is targeted fuel injectors, relocated O2 sensors, and updated engine spark and fuel maps. A day late in our book. Drats! Okay, we’re miffed we didn’t wait a little longer to test a 2009 1125R; the test unit in our recently published 2008 Oddball Literbike Comparison suffered from poor fueling at small throttle openings. But, we’re glad Buell was listening to those in the press as well as 1125R customers with similar issues! If these revisions clear up the rough running problems of the 1125R, and now 1125CR, these machines should be an even bigger hit than they already are (or hopefully will be in the CR’s case). Best of all is that this fix will be available for existing 1125R machines from 2008. Get to your Buell dealer ASAP if you got a bummer!
According to Buell materials this fix will provide “improved drivability below 6000 rpm, even crisper throttle response, improved heat management, and significantly improved fuel economy.”

2009 Updates for XB line

Buell XB Lightning Streetfighters, powered by an air/oil/fan-cooled Thunderstorm V-Twin, get a new look thanks to a blacked-out frame, forks, engine and other components. Lightning models powered by the Thunderstorm 1203 engine upgrade to the Buell ZTL2 front brake with four-pad, eight-piston caliper, a design that debuted on the 1125R in 2008. The XB12Ss gets fitted with the same supermoto-inspired suspension as the 2008 XB12STT, and the new seat on the 2009 XB9SX lowers the seat height by 1.3 inches to 30.1 inches.

The race-bike-like XB12R enjoys these same updates as well as new Pirelli Diablo Corsa III tires.

All 2009 Buell XB models will be fitted with a new, more durable Veyance Hibrex drive belt with Flexten Plus technology, the same belt technology that was originally developed for the Buell 1125R.

2009 Updates for Ulysses and Ulysses Short

The sport-touring Buell Ulysses XB12XT, introduced mid-year 2008, joins the versatile, all-road Ulysses XB12X in the 2009 Buell Adventure Sportbike category. Both models feature new aluminum footpegs with an aggressive “sawtooth” pattern. The new Buell Ulysses Police XB12XP is a “special duty” motorcycle intended for government agencies and private security firms requiring a quick and nimble pursuit-and-patrol vehicle capable of travel over a variety of road surfaces. It comes equipped with a special wiring harness for easy installation of an Emergency Response Kit, which includes special compact, hard-shell top and side cases, a siren, and LED police pursuit lamps.

2009 Blast gets new paint, and two Buells go the way of the dodo

For 2009, the Blast is offered in new Sunfire Yellow, and Midnight Black, both with Stardust Silver wheels. Lastly, the Lightning XB12S and Lightning Super TT XB12STT will not be produced for 2009. Too bad on the SuperTT, that was a fun bike.

General information
Model: Buell 1125CR Cafe Racer
Year: 2009
Category: Naked bike
Rating: 70 out of 100.

Engine and transmission
Displacement: 1125.86 ccm (68.70 cubic inches)
Engine type: V2
Stroke: 4
Power: 146.00 HP (106.6 kW)) @ 9800 RPM
Torque: 111.19 Nm (11.3 kgf-m or 82.0 ft.lbs) @ 8000 RPM
Compression: 12.3:1
Bore x stroke: 103.0 x 67.5 mm (4.1 x 2.7 inches)
Fuel system: Injection. Dual 61 mm down draft throttle bodies, DDFI III fuel injection
Valves per cylinder: 4
Fuel control: DOHC
Cooling system: Liquid
Gearbox: 6-speed

Transmission type
final drive: Belt
Clutch: Wet, multi-plate, Hydraulic Vacuum Assist (HVA) slipper – action clutch, hydraulic clutch lever effort

Physical measures
Seat height: 775 mm (30.5 inches) If adjustable, lowest setting.
Overall length: 2,065 mm (81.3 inches)
Overall width: 744 mm (29.3 inches)
Ground clearance: 138 mm (5.4 inches)
Wheelbase: 1,384 mm (54.5 inches)

Chassis and dimensions
Frame type: Black aluminium frame, fuel in frame
Rake (fork angle): 21.0°
Front suspension: 47 mm Showa inverted forks with adjustable compression damping, rebound damping and spring preload
Front suspension travel: 120 mm (4.7 inches)
Rear suspension: Showa coil-over monoshock with external piggyback reservoir and adjustable compression damping, rebound damping and spring preload
Rear suspension travel: 127 mm (5.0 inches)
Front tyre dimensions: 120/70-ZR17
Rear tyre dimensions: 180/55-ZR17
Front brakes: Single disc. ZTL2-type brake, 8-piston, 4 pads, fixed caliper, 375 mm single-sided, inside out, stainless steel, floating rotor
Front brakes diameter: 375 mm (14.8 inches)
Rear brakes: Single disc. Two-piston, direct mount caliper; stainless steel, fixed rotor
Rear brakes diameter: 240 mm (9.4 inches)
Exhaust system: Tuned, tri-pass resonance chamber with integral helmholtz tuning and mass-centralised mounting

Other specifications
Fuel capacity: 20.06 litres (5.30 gallons)
Color options: Midnight Black; Racing Red