Kawasaki Ninja 650R - 2008 Specifications and Reviews

The 2008 Kawasaki Ninja 650R is an accessible sport bike designed for entry-level and intermediate riders seeking affordable performance. Its responsive 649cc inline-four engine delivers smooth power and precise handling, making it ideal for both commuting and weekend riding. Known for its excellent fuel efficiency and reliability, the 650R remains a popular choice for riders transitioning into sport bikes.

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General information

CategorySport
Year2008
ModelKawasaki Ninja 650R

Engine and Transmission Specifications

Transmission type,final driveChain
Gearbox6-speed
Cooling systemLiquid
IgnitionDigital CDI
Fuel controlDOHC
Fuel systemInjection
Valves per cylinder4
Bore x stroke83.0 x 60.0 mm (3.3 x 2.4 inches)
Compression11.3:1
Torque48.50 Nm (4.9 kgf-m or 35.8 ft.lbs) @ 7000
Engine typeIn-line four, four-stroke
Capacity:649.00 ccm (39.60 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter300 mm (11.8 inches)
Front brakesDouble disc
Rear tyre dimensions160/60-17
Front tyre dimensions120/70-17
Rear suspensionSingle offset laydown shock with adjustable spring preload / 4.9 in.
Front suspension41mm hydraulic telescopic fork / 4.7 in.
Trail107 mm (4.2 inches)
Rake (fork angle)25.0°
Frame typeSemi-double cradle, high-tensile steel
 
 

Physical measures and capacities

Fuel capacity15.51 litres (4.10 gallons)
Wheelbase1,410 mm (55.5 inches)
Overall width759 mm (29.9 inches)
Overall length2,106 mm (82.9 inches)
Overall height1,270 mm (50.0 inches)
Seat height790 mm (31.1 inches) If adjustable, lowest setting.
Dry weight178.3 kg (393.0 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsLime Green, Sunbeam Red, Metallic Diablo Black
StarterElectric

Performance Profile & Rider Fit

4.2s
0-60 mph (est.)

Best For

Track45%
City75%
Cornering70%
Daily Riding78%
Touring55%
Passenger55%

Rider Profile

Best ForWell suited to newer riders progressing beyond a beginner bike as well as experienced riders wanting an easy, unintimidating middleweight.
PurposeA versatile all-rounder built for commuting, weekend backroad rides, and light sport riding rather than outright track performance.
Rider FitIts moderate 790mm seat height and manageable 204kg weight make it accessible to riders of average and shorter stature.
CharacterA friendly, torquey parallel-twin sportbike that favors approachable real-world performance over razor-edged aggression.
Not Ideal ForNot the right choice for riders chasing superbike-level top speed or serious off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2008 Kawasaki Ninja 650R Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 790mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2008 Kawasaki Ninja 650R, with a cramped knee angle of around 70 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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