14 August. Friday 2026
Triumph Rocket III Roadster - 2010 Specifications and Reviews
The 2010 Triumph Rocket III Roadster is a heavyweight naked bike built for riders seeking raw power and aggressive styling. Its massive 2294cc three-cylinder engine dominates with 221 Nm of torque, making it ideal for cruiser enthusiasts who want performance over comfort. Known for its unique triple-cylinder character and commanding presence, this shaft-drive machine delivers distinctive muscle in a modern roadster package.
General information | |
| Category | Naked bike |
| Year | 2010 |
| 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 |
| 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 | 221.00 Nm (22.5 kgf-m or 163.0 ft.lbs) @ 2750 |
| 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. Brembo 2-piston floating caliper, Nissin ABS system |
| Front brakes diameter | 320 mm (12.6 inches) |
| Front brakes | Double disc. Nissin 4-piston fixed calipers, Nissin ABS system |
| Rear tyre dimensions | 240/50-R16 |
| Front tyre dimensions | 150/80-R17 |
| Rear suspension travel | 105 mm (4.1 inches) |
| Rear suspension | Kayaba black spring twin shocks with 5 position adjustable preload |
| Front suspension travel | 120 mm (4.7 inches) |
| Front suspension | Kayaba 43mm upside down forks. |
| Trail | 148 mm (5.8 inches) |
| Rake (fork angle) | 32.0° |
| Frame type | Frame Tubular steel, twin spine. Twin-sided, steel (houses drive shaft) swingarm. |
Physical measures and capacities | |
| Fuel capacity | 24.00 litres (6.34 gallons) |
| Wheelbase | 1,695 mm (66.7 inches) |
| Overall width | 970 mm (38.2 inches) |
| Overall length | 2,500 mm (98.4 inches) |
| Overall height | 1,165 mm (45.9 inches) |
| Seat height | 750 mm (29.5 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 357.0 kg (787.1 pounds) |
| Dry weight | 320.0 kg (705.5 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Phantom Black, Matt Black |
| Starter | Electric |
Performance Profile & Rider Fit
148 hp
Peak Power
3.4s
0-60 mph
Best For
Track25%
City45%
Cornering45%
Daily Riding65%
Touring65%
Passenger70%
Rider Profile
| Best For | This is a machine best suited to experienced riders who are confident managing enormous low-end torque and substantial weight at low speeds. |
| Purpose | Built as a muscular power-cruiser, it delivers brutal straight-line acceleration and effortless overtaking rather than nimble cornering ability. |
| Rider Fit | At 334 kg dry with a low seat height, it is manageable once rolling but demands strength and confidence during slow maneuvers, parking, and U-turns. |
| Character | The Rocket III Roadster has a dominant, torque-drenched personality that rewards relaxed, throttle-driven riding over aggressive lean-angle attacks. |
| Not Ideal For | This is not the right bike for new riders, tight urban commuting, or anyone seeking a light, flickable machine for twisty backroads. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
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