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Triumph Speed Four - 2003 Specifications and Reviews

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General information

CategoryNaked bike
Year2003
ModelTriumph Speed Four

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
Fuel controlDOHC
Fuel systemInjection
Bore x stroke68.0 x 41.3 mm (2.7 x 1.6 inches)
Compression12.5:1
Torque68.00
Power98.00
Stroke4
Engine typeIn-line four
Capacity:599.00 ccm (36.55 cubic inches)

Physical measures and capacities

Wheelbase1,395 mm (54.9 inches)
Overall width690 mm (27.2 inches)
Overall length2,060 mm (81.1 inches)
Overall height1,150 mm (45.3 inches)
Seat height810 mm (31.9 inches) If adjustable, lowest setting.
Dry weight170.0 kg (374.8 pounds)
 
 

Triumph Speed Four dimensions and frame

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter310 mm (12.2 inches)
Front brakesDouble disc
Rear tyre dimensions180/55-ZR17
Front tyre dimensions120/70-ZR17

Speed and acceleration

Power/weight ratio0.5765 HP/kg

Other specs

Fuel capacity18.00 litres (4.76 gallons)

Rider Reviews

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