22 June. Monday 2026
Triumph Speed Four - 2004 Specifications and Reviews
The 2004 Triumph Speed Four is a lightweight naked bike designed for riders seeking accessible, engaging performance in an agile package. Its 599cc four-cylinder engine delivers crisp acceleration and refined handling, making it ideal for commuting and spirited riding. Known for combining classic British styling with modern technology, it appeals to both newcomers and experienced riders valuing nimble dynamics.
General information | |
| Category | Naked bike |
| Year | 2004 |
| Model | Triumph Speed Four |
Engine and Transmission Specifications | |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Fuel control | DOHC |
| Fuel system | Injection |
| Bore x stroke | 68.0 x 41.3 mm (2.7 x 1.6 inches) |
| Compression | 12.5:1 |
| Torque | 68.00 |
| Power | 97.00 |
| Stroke | 4 |
| Engine type | In-line four |
| Capacity: | 599.00 ccm (36.55 cubic inches) |
| | |
Physical measures and capacities | |
| Wheelbase | 1,395 mm (54.9 inches) |
| Overall width | 690 mm (27.2 inches) |
| Overall length | 2,060 mm (81.1 inches) |
| Overall height | 1,150 mm (45.3 inches) |
| Seat height | 810 mm (31.9 inches) If adjustable, lowest setting. |
| Dry weight | 170.0 kg (374.8 pounds) |
| | |
Triumph Speed Four dimensions and frame | |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 310 mm (12.2 inches) |
| Front brakes | Double disc |
| Rear tyre dimensions | 180/55-ZR17 |
| Front tyre dimensions | 120/70-ZR17 |
Speed and acceleration | |
| Power/weight ratio | 0.5706 HP/kg |
Other specs | |
| Fuel capacity | 18.00 litres (4.76 gallons) |
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