Adventure Motorcycles

2010Buell XB12X Ulysses

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The 2010 Buell XB12X Ulysses is a middleweight adventure bike designed for riders seeking on-road versatility with light off-road capability. Powered by a 1203cc air-oil cooled V-twin producing 103 horsepower, it delivers strong mid-range torque ideal for mixed terrain exploration. Known for its lightweight construction and nimble handling, the Ulysses suits adventure enthusiasts who prioritize maneuverability over pure off-road prowess.

Capacity: 1202.9 ccm
Engine: V-Twin, four-stroke
Gearbox: 5-speed
Dry weight: 192.8 kg
Seat height: 859 mm
Power: 103.0 HP (75.8 kW)

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How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail40%

Cornering85%

City riding70%

Daily riding65%

Touring55%

Two-up45%

Track55%

Best for: It is best described as a street-biased adventure-styled roadster, more at home carving twisty tarmac and light gravel roads than serious off-roading.
Built for: It has a raw, mechanical personality with strong low-end torque, aggressive brakes, and quirky Buell engineering touches like the fuel-in-frame design and unique ZTL front brake.
Not ideal for: It is not a good fit for riders seeking plush long-distance comfort, true off-road capability, or a smooth, refined, low-maintenance ownership experience.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 859mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with tip-toe one foot on the 2010 Buell XB12X Ulysses, with a moderate knee angle of around 95 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

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Full specifications

Engine

Capacity: 1202.9 ccm
Power: 103.0 HP (75.8 kW)
Torque: 113.9 Nm (11.6 kgf-m) @ 6000 RPM
Engine type: V-Twin, four-stroke
Power/weight ratio: 0.5342 HP/kg (dry)
Bore x stroke: 88.9 x 96.8 mm
Compression: 10.0:1
Cooling system: Oil & air
Fuel system: Injection
Starting: Electric
Valves per cylinder: 2
Lubrication system: Dry-sump

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Belt
Clutch: Wet, multi-plate, compensated

Dimensions & weight

Wheelbase: 1374 mm
Overall length: 2159 mm
Overall width: 892 mm
Overall height: 1331 mm
Seat height: 859 mm
Dry weight: 192.8 kg
Fuel capacity: 16.70 litres
Ground clearance: 171 mm
Oil capacity: 2.40 litres

Chassis & suspension

Frame: Aluminium frame with Uniplanar™ powertrain vibration isolation system, fuel in frame
Front suspension: 47 mm Showa inverted forks with rearward offset axle, adjustable compression damping, rebound damping and spring preload
Rear suspension: Showa coil-over monoshock with remote reservoir and remote spring preload adjustment, fully adjustable (compression damping, rebound damping and spring preload)
Front wheel travel: 165 mm
Rear wheel travel: 162 mm
Rake (fork angle): 23.5°
Trail: 122 mm

Brakes & wheels

Front brakes: Single disc. ZTL brake, 6-piston, fixed caliper; single-sided, inside-out, stainless steel, floating rotor
Front brakes diameter: 375 mm
Rear brakes: Single disc. Two-piston, direct mount caliper; stainless steel, fixed rotor
Rear brakes diameter: 240 mm
Front tyre: 120/70-ZR17
Rear tyre: 180/55-ZR17

Other

Color options: Sunfire Yellow, Villain Black
Modifications compared to previous model: Second oxygen sensor and updated EFI calibration improves fuel economy and drivability. Blacked-out frame, swingarm, flyscreen and footpeg supports, and triple clamps.

Specs last verified against published sources: October 2026.