The Buell XB12S Lightning motorcycle from 2008 has a 1203cc V-Twin engine with a compression ratio of 10.0:1 and is cooled by air. It features a unique exhaust system that includes a tri-pass resonance chamber with InterActive valve and mass-centralized mounting. The bike uses a downdraft DDFI II fuel injection system, has a 5-speed transmission, and a belt final drive. The aluminum frame includes a vibration isolation system, and the bike has a 21-degree rake and a 1320mm wheelbase. The suspension consists of Showa ~A43 mm inverted forks at the front and a coil-over monoshock with remote underseat reservoir and adjustable damping and preload at the rear. The front brake is a ZTL type with a 6-piston caliper and a single-sided floating rotor, while the rear brake is a single-disc system with a floating caliper. The wheels are 6-spoke cast aluminum and are shod with Pirelli tires. The bike weighs 179 kg and has a seat height of 765mm. It can reach a top speed of 216.2 km/h and complete a quarter-mile in 12.2 seconds. The fuel capacity is 14 liters with a 2.8-liter reserve, and it has an oil capacity of 2.37 liters.
Technical specifications:
Make Model: Buell XB12S Lightning
| Year | 2008 |
|---|---|
| Engine | 45 degrees V-Twin, four stroke, pushrod actuated overhead valve. hydraulic self-adjusting lifters, 2 valve per cylinder. |
| Capacity | 1203 cc / 73 cu in |
| Bore x Stroke | 88.9 x 96.8 mm |
| Compression Ratio | 10.0:1 |
| Cooling System | Air cooled |
| Lubrication | Dry sump |
| Exhaust | Free breathing, 2-into-1 Tuned, tri-pass resonance chamber with InterActive valve and mass-centralized mounting |
| Induction | ~A49 mm downdraft DDFI II fuel injection |
| Starting | Electric |
| Max Power | 86.9 kW / 103 hp @ 6800 rpm |
| Max Torque | 114 Nm / 11.6 kgf-m / 84 ft-lbs @ 6000 rpm |
| Clutch | Wet, multi-plate |
| Transmission | 5 Speed |
| Final Drive | Belt |
| Gear Ratios | 1st 2.649 / 2nd 1.892 / 3rd 1.407 / 4th 1.166 / 5th 1.000 |
| Frame | Aluminium frame with Uniplanar c Powertrain vibration isolation system, fuel in frame |
| Rake | 21 degrees |
| Trail | 83 mm / 3.3″ |
| Front Suspension | Showa ~A43 mm inverted forks compression damping, rebound damping and spring preload adjustable |
| Front Wheel Travel | 120 mm / 4.7″ |
| Rear Suspension | Showa coil-over monoshock, remote underseat reservoir and adjustable compression damping, rebound damping and spring preload, 127mm wheel travel |
| Rear Wheel Travel | 127 mm / 5.0″ |
| Front Brakes | ZTL type brake, 6 piston, fixed caliper, ~A375 mm single-sided, inside out, stainless steel, floating rotor |
| Rear Brakes | Single ~A240 mm disc, 1 piston floating caliper |
| Wheels | 6-Spoke, ZTL cast aluminium |
| Front Wheel | 3.50 x 17″ |
| Rear Wheel | 5.50 x 17″ |
| Front Tyre | 120/70 ZR17 Pirelli |
| Rear Tyre | 180/55 ZR17 Pirelli |
| Dimensions | Length: 1924 mm / 75.7″ Width: 768 mm / 30.2″ Height: 1092 mm / 43.0″ |
| Wheelbase | 1320 mm / 52.0″ |
| Ground Clearance | 110 mm / 4.4″ |
| Seat Height | 765 mm / 30.1″ |
| Dry Weight | 179 kg / 395 lbs |
| GVWR | 386 kg / 850 lbs |
| Fuel Capacity | 14 L / 3.7 US gal |
| Fuel Reserve | 2.8 L / 0.75 US gal |
| Oil Capacity | 2.37 L / 2.50 qts |
| Standing 1/4 Mile | 12.2 sec |
| Top Speed | 216.2 km/h / 134 mph |
