22 June. Monday 2026
Triumph Speed Triple - 2003 Specifications and Reviews
The 2003 Triumph Speed Triple is a middleweight naked bike that appeals to riders seeking thrilling performance and everyday practicality. Its punchy 955cc three-cylinder engine delivers 120 horsepower and aggressive character, making it renowned for combining accessible power with nimble handling. The Speed Triple became iconic for revitalizing the naked bike category with modern technology and style.
General information | |
| Category | Naked bike |
| Year | 2003 |
| Model | Triumph Speed Triple |
Engine and Transmission Specifications | |
| Transmission typefinal drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Fuel control | DOHC |
| Fuel system | Injection |
| Bore x stroke | 79.0 x 65.0 mm (3.1 x 2.6 inches) |
| Compression | 12.0:1 |
| Torque | 100.00 |
| Power | 120.00 |
| Stroke | 4 |
| Engine type | In-line three |
| Capacity: | 955.00 ccm (58.27 cubic inches) |
Physical measures and capacities | |
| Wheelbase | 1,429 mm (56.3 inches) |
| Overall width | 790 mm (31.1 inches) |
| Overall length | 2,115 mm (83.3 inches) |
| Overall height | 1,250 mm (49.2 inches) |
| Seat height | 815 mm (32.1 inches) If adjustable, lowest setting. |
| Dry weight | 189.0 kg (416.7 pounds) |
| | |
Triumph Speed Triple dimensions and frame | |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 320 mm (12.6 inches) |
| Front brakes | Double disc |
| Rear tyre dimensions | 190/50-ZR17 |
| Front tyre dimensions | 120/70-ZR17 |
Speed and acceleration | |
| Power/weight ratio | 0.6349 HP/kg |
Other specs | |
| Fuel capacity | 21.00 litres (5.55 gallons) |
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