Naked Motorcycles

2003Triumph Speed Triple

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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.

Capacity: 955.0 ccm
Engine: In-line three-cylinder, four-stroke
Gearbox: 6-speed
Dry weight: 189.0 kg
Seat height: 815 mm
Power: 120.0 HP (88.3 kW) @ 9100 RPM

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What’s new for the 2003 Triumph Speed Triple

vs the 2002

Spec	2002	2003
Power	118.0 HP (86.8 kW) @ 9100 RPM	120.0 HP (88.3 kW) @ 9100 RPM
Front brakes	Dual disc	Double disc

Other years 1995 1996 1997 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail10%

Cornering92%

City riding75%

Daily riding65%

Touring45%

Two-up40%

Track80%

Best for: Built primarily as a street-focused naked bike for hard cornering, quick city bursts, and weekend blasts rather than long-distance cruising.
Built for: Aggressive, torquey, and muscular in character, with a growling triple-cylinder engine and razor-sharp handling that encourages confident, spirited riding.
Not ideal for: Not well suited for absolute beginners, off-road use, or riders prioritizing plush comfort and long-haul touring capability.

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 815mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2003 Triumph Speed Triple, with a relaxed knee angle of around 125 degrees and a forward-leaning 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 751-820 mm — Middle Ground →

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Full specifications

Engine

Capacity: 955.0 ccm
Power: 120.0 HP (88.3 kW) @ 9100 RPM
Torque: 100.0 Nm (10.2 kgf-m)
Engine type: In-line three-cylinder, four-stroke
Power/weight ratio: 0.6349 HP/kg (dry)
Bore x stroke: 79.0 x 65.0 mm
Compression: 12.0:1
Cooling system: Liquid
Fuel system: Injection
Starting: Electric
Valves per cylinder: 4

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain

Dimensions & weight

Wheelbase: 1429 mm
Overall length: 2115 mm
Overall width: 790 mm
Overall height: 1250 mm
Seat height: 815 mm
Dry weight: 189.0 kg
Wet weight: 223.0 kg
Fuel capacity: 21.00 litres

Chassis & suspension

Front wheel travel: 120 mm
Rear wheel travel: 140 mm

Brakes & wheels

Front brakes: Double disc
Front brakes diameter: 320 mm
Rear brakes: Single disc
Rear brakes diameter: 220 mm
Front tyre: 120/70-ZR17
Rear tyre: 190/50-ZR17

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	1995	2000	2003	2005	2009	2013
Capacity	885 cc	955 cc	955 cc	1050 cc	1050 cc	1050 cc
Dry weight	209 kg	199 kg	189 kg	189 kg	189 kg	—
Seat height	790 mm	805 mm	815 mm	815 mm	815 mm	825 mm
Fuel capacity	—	18 L	21 L	16.6 L	18 L	17.5 L