The 2011 Triumph Rocket III Roadster is a powerful motorcycle with a four-stroke, longitudinal three-cylinder engine that has a capacity of 2294cc. The cooling system is liquid cooled and the compression ratio is 8.7:1. The bike has multipoint sequential electronic fuel injection and digital inductive type ignition via electronic engine management. The maximum power of the bike is 109 kW or 146 hp at 5750rpm, and the maximum torque is 221Nm / 22.5 kgf-m / 163 ft.lbs at 2750rpm. The clutch is wet, multi-plate, and the transmission is five-speed with a constant mesh, and the final drive is a shaft. The bike has a tubular steel twin spine frame, and its front suspension is Kayaba 43 mm upside-down forks, while the rear suspension is Kayaba black spring twin shocks with 5 positions adjustable preload. The front and rear brakes are 2 x 320 mm discs with 4 pistons calipers and a single 316 mm disc with a 2 pistons caliper, respectively. The front and rear wheels are respectively 17 x 3.5 inches, and 16 x 7.5 inches in size, and the front and rear tyres are 150/80 V17 and 250/50 V16, respectively. The rake of the bike is 32 degrees, and the trail is 148 mm / 5.8 in. The length, width (handlebars), and height of the bike are respectively 2500 mm / 98.3 in, 970 mm / 38.2 in, and 1165 mm / 45.8 in. The wheelbase of the bike is 1695 mm / 66.7 in, and the seat height is 750 mm / 29.5 in. The dry weight of the bike is 320 kg / 704 lbs, while its wet weight is 367 kg / 807 lbs. Finally, the fuel capacity is 24 litres / 6.3 US gal / 5.3 Imp gal.
Technical specifications:
Make Model: Triumph Rocket III Roadster
| Year | 2011 |
|---|---|
| Engine | Four stroke, longitudinal three cylinder, DOHC, 4 valves per cylinder. |
| Capacity | 2294 cc / 140 cu in |
| Bore x Stroke | 101.6 x 94.3 mm |
| Cooling System | Liquid cooled |
| Compression Ratio | 8.7:1 |
| Induction | Multipoint sequential electronic fuel injection |
| Ignition | Digital inductive type via electronic engine management |
| Starting | Electric |
| Max Power | 109 kW 146 hp @ 5750rpm |
| Max Torque | 221Nm / 22.5 kgf-m / 163 ft.lbs @ 2750rpm |
| Clutch | Wet, multi-plate |
| Transmission | 5 Speed, constant mesh |
| Final Drive | Shaft |
| Gear Ratio | 1st: 41/14 / 2nd: 37/19 / 3rd: 33/23 / 4th: 29/25 / 5th: 27/28 |
| Frame | Tubular steel, twin spine |
| Front Suspension | Kayaba 43 mm upside down forks |
| Front Wheel Travel | 120 mm / 4.7 in |
| Rear Suspension | Kayaba black spring twin shocks with 5 position adjustable preload |
| Rear Wheel Travel | 105 mm / 4.1 in |
| Front Brakes | 2 x 320 mm Discs, 4 piston calipers |
| Rear Brakes | Single 316 mm disc, 2 piston caliper |
| Front Wheel | Alloy 5-spoke, 17 x 3.5in |
| Rear Wheel | Alloy 5-spoke, 16 x 7.5in |
| Front Tyre | 150/80 V17 |
| Rear Tyre | 250/50 V16 |
| Rake | 32 degrees |
| Trail | 148 mm / 5.8 in |
| Dimensions | Length 2500 mm / 98.3 in Width 970 mm / 38.2 in (Handlebars) Height 1165 mm / 45.8 in |
| Wheelbase | 1695 mm / 66.7 in |
| Seat Height | 750 mm / 29.5 in |
| Dry Weight | 320 kg / 704 lbs |
| Wet Weight | 367 kg / 807 lbs |
| Fuel Capacity | 24 Litres / 6.3 US gal / 5.3 Imp gal |
