2008Triumph Speedmaster

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The 2008 Triumph Speedmaster is a retro-styled cruiser powered by a punchy 865cc triple-cylinder engine, delivering 54 horsepower with characterful low-end torque. Ideal for riders seeking classic British cruiser aesthetics with modern reliability, it excels at delivering accessible, enjoyable riding with genuine personality and a distinctive exhaust note.

Capacity: 865.0 ccm
Engine: Parallel Twin, four-stroke
Gearbox: 5-speed
Dry weight: 228.6 kg
Seat height: 719 mm
Power: 54.0 HP (39.7 kW)

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What’s new for the 2008 Triumph Speedmaster

vs the 2007

Spec	2007	2008
Power	55.0 HP (40.5 kW) @ 6750 RPM	54.0 HP (39.7 kW)

Other years 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail10%

Cornering35%

City riding60%

Daily riding65%

Touring55%

Two-up45%

Track10%

Best for: Built for laid-back cruising and boulevard riding rather than outright speed or sport performance.
Built for: A classic air-cooled cruiser with a smooth triple-engine character, offering easygoing torque and understated retro styling over aggressive performance.
Not ideal for: Not the right choice for riders wanting sharp cornering agility, off-road capability, or high-speed touring performance.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 719mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2008 Triumph Speedmaster, with a cramped knee angle of around 80 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 750 mm or under — Short Kings →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 865.0 ccm
Power: 54.0 HP (39.7 kW)
EPA Certificate No.: 8TDXC.865BAR-003; 8TDXC.865RKM-006
Torque: 69.1 Nm (7.0 kgf-m) @ 4800 RPM
Engine type: Parallel Twin, four-stroke
Power/weight ratio: 0.2362 HP/kg (dry)
Bore x stroke: 90.0 x 68.0 mm
Compression: 9.2:1
Cooling system: Air
Fuel system: Injection
Starting: Electric
Ignition: Digital - inductive type
Aspiration: Naturally aspirated
Valves per cylinder: 4

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet. multi-plate

Dimensions & weight

Wheelbase: 1656 mm
Overall length: 2421 mm
Overall width: 831 mm
Overall height: 1161 mm
Seat height: 719 mm
Dry weight: 228.6 kg
Wet weight: 249.5 kg
Fuel capacity: 16.70 litres
Oil capacity: 4.50 litres

Chassis & suspension

Frame: Tubular steel cradle
Front suspension: 41mm forks
Rear suspension: Chromed spring twin shocks with adjustable preload
Front wheel travel: 120 mm
Rear wheel travel: 96 mm
Rake (fork angle): 33.3°
Trail: 153 mm

Brakes & wheels

Front brakes: Double disc
Front brakes diameter: 310 mm
Rear brakes: Single disc
Rear brakes diameter: 285 mm
Front tyre: 110/80-18
Rear tyre: 170/80-15

Other

Color options: Pacific Blue/Aluminum Silver. Phantom Black/Tornado Red. Phantom Black.
Fuel Tank Material: Metal

Specs last verified against published sources: October 2026.

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	2003	2006	2008	2010	2013	2016
Capacity	790 cc	865 cc	865 cc	865 cc	865 cc	865 cc
Dry weight	229 kg	229 kg	229 kg	229 kg	230 kg	231 kg
Seat height	720 mm	720 mm	719 mm	720 mm	690 mm	690 mm
Fuel capacity	16.6 L	16.6 L	16.7 L	19.3 L	19.3 L	19.3 L