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2005Honda RC51

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The 2005 Honda RC 51 is a middleweight superbike designed for experienced riders seeking raw performance and aggressive styling. Its 999cc V-twin engine delivers potent power with responsive handling, making it ideal for track enthusiasts and spirited street riders. Known for its distinctive dual-headlight design and competitive price point, the RC 51 became Honda's accessible alternative to larger displacement superbikes.

Capacity
999.0 ccm
Engine
V-Twin
Gearbox
6-speed
Dry weight
195.0 kg
Seat height
820 mm
Power
119.9 HP (88.2 kW)
⇄ Compare with another bike + Add to garage All model years
Other years 2005 2006

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 82Agility 88Comfort 35Off-road 5Touring 25Road manners 80
Off-road & trail5%
Cornering90%
City riding30%
Daily riding35%
Touring25%
Two-up20%
Track92%
Best for
Built primarily for track-focused sport riding and canyon carving, with its V-twin character rewarding precise throttle control over outright top-end drama.
Built for
Delivers a raw, mechanical V-twin pulse with sharp steering and race-bred chassis feedback, favoring feel and control over refinement.
Not ideal for
Not a good fit for new riders, commuters wanting comfort, or anyone seeking a relaxed touring or passenger-friendly machine.

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
At 820mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 2005 Honda RC51, with a cramped knee angle of around 70 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
999.0 ccm
Power
119.9 HP (88.2 kW)
Engine type
V-Twin
Power/weight ratio
0.6149 HP/kg (dry)
Bore x stroke
100.0 x 63.6 mm
Compression
10.8:1
Cooling system
Liquid
Fuel system
Injection
Starting
Electric
Ignition
Computer-controlled digital with three-dimensional mapping
Valves per cylinder
4
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Performance
0-60 mph
2.90 seconds
0-100 km/h (0-62 mph)
3.10 seconds
Dimensions & weight
Wheelbase
1420 mm
Seat height
820 mm
Dry weight
195.0 kg
Fuel capacity
18.20 litres
Chassis & suspension
Front suspension
43.0mm inverted HMAS cartridge fork with spring-preload, rebound and compression-damping adjustability
Rear suspension
Pro-Link HMAS single shock with spring-preload, rebound and compression-damping adjustability
Front wheel travel
130 mm
Rear wheel travel
119 mm
Rake (fork angle)
23.5°
Trail
95 mm
Brakes & wheels
Front brakes
Double disc. Full-floating. 4-piston calipers.
Front brakes diameter
320 mm
Rear brakes
Single disc. 1-piston calipers
Rear brakes diameter
220 mm
Front tyre
120/70-ZR17
Rear tyre
190/50-ZR17
Other
Color options
Black/Metallic Gray

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 20052006
Capacity 999 cc 999 cc
Dry weight 195 kg 199 kg
Seat height 820 mm 826 mm
Fuel capacity 18.2 L 18.2 L

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

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Common questions

What is the engine size of the Honda RC51?

The 2005 Honda RC51 has a Capacity of 999.0 ccm (60.96 cubic inches).

What engine power does the Honda RC51 have?

The 2005 Honda RC51 has a Power of 119.9 HP (88.2 kW).

How many gears does the Honda RC51 have?

The 2005 Honda RC51 has a Gearbox of 6-speed.

How much does the Honda RC51 weigh?

The 2005 Honda RC51 has a Dry weight of 195.0 kg (429.9 pounds).

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