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Cruisers

2005Triumph Rocket III

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The 2005 Triumph Rocket III is a heavyweight cruiser built for riders seeking raw power and distinctive character. Its massive 2.3-liter three-cylinder engine delivers an impressive 142 horsepower and 200 Nm of torque, making it one of the most powerful cruisers available. Known for combining classic British styling with modern performance and technology, it appeals to experienced riders who value unconventional engineering and commanding presence on the road.

Capacity: 2294.0 ccm
Engine: In-line three-cylinder
Gearbox: 5-speed
Dry weight: 320.0 kg
Seat height: 740 mm
Power: 142.0 HP (104.4 kW)

⇄ Compare with another bike ＋ Add to garage All model years ⚠ Recalls listed (2)

What’s new for the 2005 Triumph Rocket III

vs the 2004

Spec	2004	2005
Power	140.0 HP (103.0 kW)	142.0 HP (104.4 kW)
Fuel capacity	25.00 litres (6.60 US gallons)	24.50 litres (6.47 US gallons)
Front brakes	Double disc	Single disc

Other years 2004 2005 2006 2007 2008 2009

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail5%

Cornering30%

City riding35%

Daily riding55%

Touring62%

Two-up65%

Track15%

Best for: Built as a muscle cruiser that delivers massive straight-line thrust and effortless overtaking power rather than nimble cornering.
Built for: A brawny, torque-dominant cruiser whose enormous inline-triple engine defines the riding experience with relentless low-end pull.
Not ideal for: Not a good fit for riders seeking a lightweight, flickable bike for tight twisties or off-road adventures.

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

Will it fit you?

Worked out in your browser - nothing is sent to us

Your height

Inseam (optional)

Units

At 740mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2005 Triumph Rocket III, 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: 2294.0 ccm
Power: 142.0 HP (104.4 kW)
Torque: 200.0 Nm (20.4 kgf-m)
Engine type: In-line three-cylinder
Power/weight ratio: 0.4438 HP/kg (dry)
Bore x stroke: 101.6 x 94.3 mm
Compression: 8.7:1
Cooling system: Liquid
Fuel system: Injection
Starting: Electric
Ignition: Digital - inductive type - via electronic engine management system

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Shaft
Clutch: Wet, multi-plate

Dimensions & weight

Wheelbase: 1695 mm
Overall length: 2500 mm
Overall width: 970 mm
Overall height: 1165 mm
Seat height: 740 mm
Dry weight: 320.0 kg
Fuel capacity: 24.50 litres

Chassis & suspension

Frame: Tubular steel, twin spine
Front suspension: 43mm upside down forks
Rear suspension: Chromed spring twin shocks with adjustable preload
Rake (fork angle): 32.0°
Trail: 151 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 320 mm
Rear brakes: Single disc
Rear brakes diameter: 316 mm

Other

Color options: Jet Black, Cardinal Red, Graphite

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	2004	2005	2007	2008	2009
Capacity	2294 cc	2294 cc	2294 cc	2294 cc	2294 cc
Dry weight	320 kg	320 kg	319 kg	319 kg	320 kg
Seat height	740 mm	740 mm	740 mm	739 mm	740 mm
Fuel capacity	25 L	24.5 L	23.8 L	23.8 L	24 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Safety Recalls

⚠ 2 recalls may apply

FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEMSep 2007 · 07V455000

ON CERTAIN MOTORCYCLES, WHEN THE ENGINE IS RETURNING TO IDLE IT MAY STALL.

Risk: IF THE MOTORCYCLE STALLS, THE RIDER WILL HAVE TO RESTART THE ENGINE INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL INSPECT AND DOWNLOAD NEW ENGINE MANAGEMENT SOFTWARE FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 17, 2007. OWNERS MAY CONTACT TRIUMPH AT 678-854-2010.

POWER TRAIN:DRIVELINE:DRIVESHAFTJan 2005 · 05V004000

ON CERTAIN MOTORCYCLES, DAMAGE TO THE OIL SEAL OCCURRED DURING FINAL ASSEMBLY. ONCE DAMAGED SOME OF THE OIL IN THE DRIVE UNIT COULD ESCAPE PAST THE SEAL.

Risk: IF UNDETECTED THE FINAL DRIVE UNIT COULD RUN LOW OF OIL AND SEIZE CAUSING THE REAR WHEEL TO LOCKUP, WHICH COULD RESULT IN A CRASH.

Remedy: DEALERS WILL REPLACE THE FINAL DRIVE UNIT. THE RECALL BEGAN ON JANUARY 25, 2005. OWNERS MAY CONTACT TRIUMPH AT 678-854-2010.

These recalls cover some 2005 bikes of this model. Whether one applies to a specific bike, and whether the repair has already been done, depends on its VIN — check your VIN with NHTSA or ask a dealer.

Source: NHTSA. View all Triumph recalls →