Buell Firebolt XB12R - 2005 Specifications and Reviews
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.
General information | |
| Category | Sport |
| Year | 2005 |
| Model | Buell Firebolt XB12R |
Engine and Transmission Specifications | |
| Exhaust system | Large diameter headers with InterActive exhaust |
| Clutch | Wet, multi-plate, compensated |
| Transmission type,final drive | Shaft drive (cardan) |
| Gearbox | 5-speed |
| Cooling system | Oil & air |
| Lubrication system | Dry sump |
| Fuel control | OHV |
| Fuel system | Injection. 49 mm down draft DDFI II fuel injection |
| Bore x stroke | 3.5 x 3.8 mm (0.1 x 0.2 inches) |
| Compression | 10.0:1 |
| Torque | 113.90 Nm (11.6 kgf-m or 84.0 ft.lbs) @ 6000 |
| Power | 103.00 |
| Engine type | V2, four-stroke |
| Capacity: | 1203.00 ccm (73.41 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 240 mm (9.4 inches) |
| Rear brakes | Single disc. stainless steel, single piston, floating caliper, fixed rotor |
| Front brakes diameter | 336 mm (13.2 inches) |
| Front brakes | Single disc. ZTL type brake, 6-piston, fixed caliper, single-sided, inside out, stainless steel, floating rotor |
| Rear tyre dimensions | 180/55-ZR17 |
| Front tyre dimensions | 120/70-ZR17 |
| Rear suspension travel | 127 mm (5.0 inches) |
| Rear suspension | Showa coil-over monoshock with remote, underseat reservoir and adjustable compression damping, rebound damping and spring preload |
| Front suspension travel | 120 mm (4.7 inches) |
| Front suspension | Showa® inverted fork with adjustable compression damping, rebound damping and spring preload |
| Trail | 84 mm (3.3 inches) |
| Rake (fork angle) | 21.0° |
| Frame type | Aluminum frame with Uniplanar™ powertrain vibration isolation system - Fuel in Frame |
| | |
Physical measures and capacities | |
| Fuel capacity | 14.00 litres (3.70 gallons) |
| Wheelbase | 1,321 mm (52.0 inches) |
| Ground clearance | 110 mm (4.4 inches) |
| Overall width | 716 mm (28.2 inches) |
| Overall length | 1,935 mm (76.2 inches) |
| Seat height | 775 mm (30.5 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.5749 HP/kg |
| Dry weight | 179.2 kg (395.0 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Thrust Blue, Midnight Black, Racing Red |
| Starter | Electric |
Performance Profile & Rider Fit
103 hp
Peak Power
3.3s
0-60 mph
Best For
Track70%
City65%
Cornering90%
Daily Riding55%
Touring40%
Passenger35%
Rider Profile
| Best For | This bike suits an intermediate to experienced rider who appreciates a torquey, characterful V-twin with sharp, unconventional handling. |
| Purpose | Built for aggressive cornering and spirited backroad riding rather than outright top-speed runs or long-distance touring. |
| Rider Fit | A light, compact chassis with a low center of mass makes it manageable for riders of varying size, though the firm suspension and sporty ergonomics reward a fit, active riding style. |
| Character | 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. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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