Kawasaki KLX 250S - 2011 Specifications and Reviews

The 2011 Kawasaki KLX 250S is a lightweight enduro bike ideal for beginner and intermediate riders seeking affordable off-road capability. Known for its reliable 249cc four-stroke engine, composed handling, and fuel-efficient carbureted design, it excels on trails and provides an accessible entry point into dirt biking. Its liquid-cooled, DOHC powerplant delivers predictable performance across varied terrain.

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General information

CategoryEnduro / offroad
Year2011
ModelKawasaki KLX 250S
 
 

Engine and Transmission Specifications

Emission detailsMeets strict CARB regulations, so its available in California
Transmission type,final driveChain
Gearbox6-speed
Cooling systemLiquid
IgnitionDigital CDI
Fuel controlDOHC
Fuel systemCarburettor. Keihin CVK34
Bore x stroke72.0 x 61.2 mm (2.8 x 2.4 inches)
Compression11.0:1
Engine typeSingle cylinder, four-stroke
Capacity:249.00 ccm (15.19 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakes diameter240 mm (9.4 inches)
Rear brakesSingle disc
Front brakes diameter250 mm (9.8 inches)
Front brakesSingle disc. Two-piston hydraulic caliper
Rear tyre dimensions100/100-18
Front tyre dimensions80/100-21
Rear suspensionUni-Trak with Adjustable Preload, 16-Way Compression and Rebound Damping Adjustment / 9.1 in.
Front suspension43mm Inverted Cartridge Fork with 16-Way Compression Damping Adjustment / 10.0 in.
Trail104 mm (4.1 inches)
Rake (fork angle)26.5°
Frame typeSemi-double cradle, high-tensile steel

Physical measures and capacities

Fuel capacity7.57 litres (2.00 gallons)
Wheelbase1,430 mm (56.3 inches)
Ground clearance284 mm (11.2 inches)
Overall length2,200 mm (86.6 inches)
Overall height1,204 mm (47.4 inches)
Seat height889 mm (35.0 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc135.0 kg (297.7 pounds)

Other specs

Factory warranty12 Months
StarterElectric
Wheelbase965 mm (38.0 inches)
Overall width904 mm (35.6 inches)
Rear tyre18/9-8
Front tyre18/7-8
Rear SuspensionSwingarm with single shock absorber / 2.9 in.
Front SuspensionSingle A-arm with twin shock absorbers / 2.8 in.
Bore x Stroke47.0 x 51.8 mm (1.9 x 2.0 inches)
Compression10.0:1
ModelKawasaki KFX 90
Color optionsLime Green, Ebony

Rider Fit Visualizer

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

Feet:

At 889mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with cannot reach comfortably on the 2011 Kawasaki KLX 250S, with a cramped knee angle of around 75 degrees and an upright 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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