The Triumph Rocket III Classic motorcycle specifications include a 2,294 cc (139.98 cu in) engine, power of 142 hp (103.6 kW) @ 6,000 rpm, a 5-speed gearbox, and a listed weight of 320 kg (705.5 lb).
Key specifications
The 2006 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
How the Triumph Rocket III Classic compares
This compares the motorcycle with all Triumph models in this specifications database. The blue marker is this model and the grey line is the Triumph database average.
About 63% higher than the Triumph database average. Around the 93rd percentile across Triumph models.
About 142% higher than the Triumph database average. Around the 98th percentile across Triumph models.
About 6% lower than the Triumph database average. Around the 17th percentile across Triumph models.
About 34% larger than the Triumph database average. Around the 93rd percentile across Triumph models.
Triumph database percentile rankings
Percentiles show where this motorcycle sits across the Triumph specifications database. They are descriptive database rankings, not performance ratings.
142 hp — more powerful than about 93% of Triumph models with power data.
2,294 cc — larger displacement than about 98% of Triumph models.
740 mm — taller than about 17% of Triumph models.
24 L — larger than about 93% of Triumph fuel tanks in this database.
Dimensions compared with Triumph average
Each measurement is compared with the average value across Triumph models where that dimension is available.
2,500
2,218
13% above average.
970
821
18% above average.
1,165
1,199
Close to average.
1,695
1,491
14% above average.
740
789
6% below average.
Mechanical overview
Additional useful specifications
| Front tire size | 150/80-17 |
|---|---|
| Rear tire size | 240/50-R16 |
| Front tire width | 150 mm |
| Front tire aspect ratio | 80% |
| Front rim diameter | 17 in |
| Power-to-weight ratio | 0.444 hp/kg |
| Power-to-weight | 443.8 hp/tonne |
| Specific power | 61.9 hp/L |
| Bore/stroke ratio | 1.08:1 (Oversquare) |
Engine specifications
| Engine type | In-line three, four-stroke |
|---|---|
| Displacement | 2,294 cc (139.98 cu in) |
| Power | 142 hp (103.6 kW) @ 6,000 rpm |
| Torque | 200.0 Nm (20.4 kgf-m or 147.5 ft.lbs) @ 2,500 rpm |
| Bore × stroke | 101.6 x 94.3 mm (4.0 x 3.7 inches) |
| Compression ratio | 8.7:1 |
| Cooling system | Liquid |
| Fuel system | Injection. Multipoint sequential electronic fuel injection |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | Digital – inductive type – via electronic engine management system |
| Starter | Electric |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Shaft drive (cardan) (final drive) |
| Clutch | Wet. multi-plate |
Chassis and suspension
| Frame | Tubular steel. twin spine |
|---|---|
| Front suspension | 43 mm upside down forks |
| Rear suspension | Chromed spring twin shocks with adjustable preload |
| Rake | 32.0° |
| Trail | 152 mm (6.0 inches) |
Brakes, wheels and tires
| Front brakes | Double disc |
|---|---|
| Rear brakes | Single disc |
| Front tire | 150/80-17 |
| Rear tire | 240/50-R16 |
Dimensions and weight
| Dry weight | 320 kg (705.5 lb) |
|---|---|
| Seat height | 740 mm (29.1 inches) |
| Overall length | 2,500 mm (98.4 inches) |
| Overall width | 970 mm (38.2 inches) |
| Overall height | 1,165 mm (45.9 inches) |
| Wheelbase | 1,695 mm (66.7 inches) |
Fuel and emissions
| Fuel capacity | 24.00 L (6.34 US gal) |
|---|
Performance
| Power/weight ratio | 0.4438 hp/kg |
|---|
Other specifications
| Color options | Jet Black/Sunset Red. Cherry Red/New England White |
|---|
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Triumph models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Triumph information before relying on them. Visit the official Triumph website.