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Triumph Speed Four - 2005 Specifications and Reviews

The 2005 Triumph Speed Four is a middleweight naked bike ideally suited for riders seeking agile handling and accessible performance. Its 599cc four-cylinder engine delivers 98 horsepower with responsive character, making it perfect for commuting and spirited riding. Known for nimble cornering and practical everyday usability, the Speed Four balances modern technology with classic styling appeal.

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General information

CategoryNaked bike
Year2005
ModelTriumph Speed Four
 
 

Engine and Transmission Specifications

ClutchWet, multi-plate
Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
IgnitionDigital - inductive type - via electronic engine management system
Fuel controlDOHC
Fuel systemInjection. Multipoint sequential electronic fuel injection with forced air induction
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 length2,165 mm (85.2 inches)
Overall height1,110 mm (43.7 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. 2-piston calipers
Front brakes diameter310 mm (12.2 inches)
Front brakesDouble disc. 4-piston calipers
Rear tyre dimensions180/55-ZR17
Front tyre dimensions120/70-ZR17
Rear suspensionMonoshock with adjustable preload, rebound and compression damping
Front suspension43mm forks with dual rate springs and adjustable preload, compression and rebound damping
Rake (fork angle)24.6°
Frame typeAluminium beam perimeter
 
 

Speed and acceleration

Power/weight ratio0.5765 HP/kg

Other specs

Color optionsJet Black, Neon Blue
Fuel capacity16.60 litres (4.39 gallons)

Rider Reviews

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