Sportbikes
2005Buell Firebolt XB12R
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The 2005 Buell Firebolt XB12R is a lightweight sport bike powered by a 1203cc V-twin engine producing 103 horsepower and 113.9 Nm of torque, making it ideal for aggressive riders seeking nimble handling and thrilling acceleration. Known for its distinctive styling, innovative engineering, and shaft drive system, the Firebolt XB12R combines American V-twin character with European sport bike performance to create a unique middleweight alternative.
- Capacity
- 1203.0 ccm
- Engine
- V-Twin, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 179.2 kg
- Seat height
- 775 mm
- Power
- 103.0 HP (75.8 kW) @ 6800 RPM
What’s new for the 2005 Buell Firebolt XB12R
vs the 2004| Spec | 2004 | 2005 |
|---|---|---|
| Power | 100.0 HP (73.5 kW) | 103.0 HP (75.8 kW) @ 6800 RPM |
| Torque | 109.7 Nm (11.2 kgf-m or 80.9 ft.lbs) | 113.9 Nm (11.6 kgf-m or 84.0 ft.lbs) @ 6000 RPM |
| Front suspension | Showa inverted fork with adjustable compression damping, rebound damping and spring preload | Showa® inverted fork with adjustable compression damping, rebound damping and spring preload |
| Rear suspension | Showa shock absorber with adjustable compression damping, rebound damping and spring preload | Showa coil-over monoshock with remote, underseat reservoir and adjustable compression damping, rebound damping and spring preload |
| Front brakes | Single disc | Single disc. ZTL type brake, 6-piston, fixed caliper, single-sided, inside out, stainless steel, floating rotor |
| Rear brakes | Single disc | Single disc. stainless steel, single piston, floating caliper, fixed rotor |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for aggressive cornering and spirited backroad riding rather than outright top-speed runs or long-distance touring.
- Built for
- Quirky and distinctive, with a thumping V-twin, mass-centralized design, and race-derived brakes that give it a raw, engaging personality unlike typical naked bikes.
- Not ideal for
- Not a good fit for riders seeking plush comfort, pillion-friendly touring capability, or off-road versatility.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 1203.0 ccm
- Power
- 103.0 HP (75.8 kW) @ 6800 RPM
- Torque
- 113.9 Nm (11.6 kgf-m) @ 6000 RPM
- Engine type
- V-Twin, four-stroke
- Power/weight ratio
- 0.5748 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
- 1321 mm
- Overall length
- 1935 mm
- Overall width
- 716 mm
- Overall height
- 1096 mm
- Seat height
- 775 mm
- Dry weight
- 179.2 kg
- Fuel capacity
- 14.00 litres
- Ground clearance
- 110 mm
Chassis & suspension
- Frame
- Aluminum frame with Uniplanar™ powertrain vibration isolation system - Fuel in Frame
- Front suspension
- Showa® inverted fork with adjustable compression damping, rebound damping and spring preload
- Rear suspension
- Showa coil-over monoshock with remote, underseat reservoir and adjustable compression damping, rebound damping and spring preload
- Front wheel travel
- 120 mm
- Rear wheel travel
- 127 mm
- Rake (fork angle)
- 21.0°
- Trail
- 84 mm
Brakes & wheels
- Front brakes
- Single disc. ZTL type brake, 6-piston, fixed caliper, single-sided, inside out, stainless steel, floating rotor
- Front brakes diameter
- 336 mm
- Rear brakes
- Single disc. stainless steel, single piston, floating caliper, fixed rotor
- Rear brakes diameter
- 240 mm
- Front tyre
- 120/70-ZR17
- Rear tyre
- 180/55-ZR17
Other
- Color options
- Thrust Blue, Midnight Black, Racing Red
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2004 | 2005 | 2007 | 2008 | 2009 |
|---|---|---|---|---|---|
| Capacity | 1203 cc | 1203 cc | 1203 cc | 1203 cc | 1203 cc |
| Dry weight | 179 kg | 179 kg | 179 kg | 179 kg | 179 kg |
| Seat height | 775 mm | 775 mm | 775 mm | 775 mm | 775 mm |
| Fuel capacity | 14 L | 14 L | 14.5 L | 14.5 L | 14.5 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Buell Firebolt XB12R?
The 2005 Buell Firebolt XB12R has a Capacity of 1203.0 ccm (73.41 cubic inches).
What engine power does the Buell Firebolt XB12R have?
The 2005 Buell Firebolt XB12R has a Power of 103.0 HP (75.8 kW) @ 6800 RPM.
How many gears does the Buell Firebolt XB12R have?
The 2005 Buell Firebolt XB12R has a Gearbox of 5-speed.
What is the torque of the Buell Firebolt XB12R?
The 2005 Buell Firebolt XB12R has a Torque of 113.9 Nm (11.6 kgf-m or 84.0 ft.lbs) @ 6000 RPM.
How much does the Buell Firebolt XB12R weigh?
The 2005 Buell Firebolt XB12R has a Dry weight of 179.2 kg (395.1 pounds).
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