Built around Kawasaki's enduro - offroad motorcycle platform, the 2008 Kawasaki KLR 650 pairs a 651 cc (39.7 cu in) liquid-cooled single cylinder, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 36.1 HP (26.4 kW) at 6,200 rpm while maximum torque reaches 44.3 Nm (32.7 lb-ft) at 5,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 55.5 HP per liter and a 1,200 rpm working window between peak torque (5,000 rpm) and peak power (6,200 rpm), the engine character is prioritizing low-RPM tractability, mechanical longevity and relaxed throttle response over peak redline numbers.
On the scales, the KLR 650 measures 194.1 kg (428 lbs) wet (curb), translating to a power-to-weight ratio of 0.19 HP/kg (5.38 kg per horsepower). Rider ergonomics and chassis geometry center around a 883 mm (34.8 in) seat height — reflecting a long-travel chassis stance that favors ground clearance and off-pavement control, combined with a 1,481 mm (58.3 in) wheelbase engineered for balanced agility and highway composure. The 23.08-liter (6.1 US gal) fuel tank paired with a rated consumption of 4.7 L/100 km provides an estimated theoretical range of roughly 491 km (305 miles) between fill-ups, while factory top speed is listed at 150 km/h (93 mph).
Within MotoLibrary's Kawasaki archive, this model family spans 29 indexed model years from 1987 to 2025, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
55.5 HP/L
Power-to-Weight
0.19 HP/kg (5.38 kg/HP)
Power Band Window
5,000–6,200 rpm
Theoretical Range
~491 km (305 mi)
Engine
Displacement651.0 ccm (39.72 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Power36.1 HP (26.4 kW)) @ 6200 RPM
Torque44.3 Nm (4.5 kgf-m or 32.7 ft.lbs) @ 5000 RPM
Compression9.8:1
Bore x Stroke100.0 x 83.0 mm (3.9 x 3.3 inches)
Valves/Cylinder4
Fuel SystemCarburettor. Keihin CVK 40
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)
IgnitionDigital transistorized
LubricationForced lubrication (wet sump)
CoolingLiquid
Max RPM7800
Transmission
Gearbox5-speed
Final DriveChain (final drive)
ClutchWet multi-disc, cable operation
DrivelineSealed Chain
Performance
Top Speed149.7 km/h (93.0 mph)
0-400m14.40 seconds
0-100 km/h5.88 seconds
Fuel Consumption4.70 litres/100 km (21.3 km/l or 50.05 mpg)
Greenhouse Gases109.0 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Frame TypeSemi-double Cradle Made of high-tech, round-section, high-tensile steel
Rake28.0°
Trail112 mm (4.4 inches)
Front Suspension41mm Telescopic
Front Travel201 mm (7.9 inches)
Rear SuspensionUni-Trak linkage monoshock
Rear Travel185 mm (7.3 inches)
Wheelbase1481 mm (58.3 inches)
Ground Clearance206 mm (8.1 inches)
Wheels & Brakes
Front Tyre90/91-21
Rear Tyre130/80-17
Front BrakesSingle disc. 2-piston sliding caliper
Front Brake Ø280 mm (11.0 inches)
Rear BrakesSingle disc. 2-piston sliding caliper
Rear Brake Ø240 mm (9.4 inches)
Dimensions & Weight
Dry Weight175.5 kg (387.0 pounds)
Weight incl.194.1 kg (428.0 pounds)
Power/Weight0.2057 HP/kg
Seat Height883 mm (34.8 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.