22 June. Monday 2026
Triumph Rocket III Roadster - 2011 Specifications and Reviews
The 2011 Triumph Rocket III Roadster is a heavyweight cruiser powered by an exceptional 2294cc three-cylinder engine delivering 146 horsepower and massive 221 Nm torque for thrilling acceleration. Its character combines raw British muscle with laid-back cruiser styling, making it ideal for riders seeking commanding presence and exceptional pulling power. Best known for its unique triple-cylinder engine and commanding road presence, it offers modern fuel injection and liquid cooling for reliability.
General information | |
| Category | Custom / cruiser |
| Year | 2011 |
| Model | Triumph Rocket III Roadster |
| | |
Engine and Transmission Specifications | |
| Clutch | Wet. multi-plate |
| Transmission type,final drive | Shaft drive (cardan) |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Ignition | Digital-inductive type via engine management system |
| Fuel control | DOHC |
| Fuel system | Injection. Multipoint sequential electronic fuel injection with twin butterflies and progressive linkage on primary butterflies |
| Valves per cylinder | 4 |
| Bore x stroke | 101.6 x 94.3 mm (4.0 x 3.7 inches) |
| Compression | 8.7:1 |
| Torque | 221.03 Nm (22.5 kgf-m or 163.0 ft.lbs) @ 2750 |
| Power | 146.00 |
| Engine type | In-line three, four-stroke |
| Capacity: | 2294.00 ccm (139.98 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 316 mm (12.4 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 320 mm (12.6 inches) |
| Front brakes | Double disc |
| Rear tyre dimensions | 240/50-R16 |
| Front tyre dimensions | 150/80-R17 |
| Rear suspension | Kayaba black spring twin shocks with 5 position adjustable preload. 105mm wheel travel |
| Front suspension | Kayaba 43mm upside down forks. 120mm travel |
| Trail | 148 mm (5.8 inches) |
| Rake (fork angle) | 32.0° |
| Frame type | Tubular steel. twin spine |
| | |
Physical measures and capacities | |
| Fuel capacity | 23.85 litres (6.30 gallons) |
| Wheelbase | 1,694 mm (66.7 inches) |
| Overall width | 970 mm (38.2 inches) |
| Overall length | 2,497 mm (98.3 inches) |
| Overall height | 1,163 mm (45.8 inches) |
| Seat height | 749 mm (29.5 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 366.1 kg (807.0 pounds) |
Other specs | |
| Comments | Sold in Germany |
| Dry weight | 226.0 kg (498.2 pounds) |
| Wheels | Street tyres |
| Rear tyre | 225/40-10 |
| Front tyre | 165/70-10 |
| Rear Suspension | Alu swing arm |
| Front Suspension | Double A-arm |
| Driveline | With reverse |
| Valves per cylinder | 4 |
| Bore x Stroke | 96.0 x 65.2 mm (3.8 x 2.6 inches) |
| Color options | Phantom Black. Matte Black |
| Starter | Electric |
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