Kawasaki KLX 140R - 2026 Specifications and Reviews

The 2026 Kawasaki KLX 140R is a lightweight enduro motorcycle designed for beginner to intermediate off-road riders. Known for its manageable 144cc air-cooled engine and responsive handling, it excels in trail riding and provides an accessible platform for learning fundamental dirt bike skills and techniques.

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General information

Color OptionsLime Green
CategoryEnduro / offroad
ModelKawasaki KLX 140R
 
 

Engine and Transmission Specifications

StartingElectric
ClutchMultiplate, wet manual clutch
Final DriveChain (final drive)
Gearbox5-speed
Cooling SystemAir
IgnitionDigital DC-CDI
Fuel ControlSingle Overhead Cams (SOHC)
InductionCarburettor. Keihin 20mm
Bore x Stroke58.0 x 54.4 mm (2.3 x 2.1 inches)
Compression Ratio9.5:1
Capacity:144.0 ccm (8.79 cubic inches)
 
 

Physical measures and capacities

Fuel Capacity5.80 litres (1.53 US gallons)
Wheelbase1260 mm (49.6 inches)
Ground Clearance235 mm (9.3 inches)
Overall Width790 mm (31.1 inches)
Overall Length1820 mm (71.7 inches)
Overall Height1050 mm (41.3 inches)
Seat Height780 mm (30.7 inches) If adjustable, lowest setting.
Wet Weight93.0 kg (205.0 pounds)

Kawasaki KLX 140R dimensions and frame

WheelsWire spoked
Rear BrakesSingle disc. Petal disc with single-piston caliper
Brake Disc Diameter150 mm (5.9 inches)
Front BrakesSingle disc. Petal disc with a dual-piston caliper
Rear Tyre90/100-14
Front Tyre70/100-17
Rear Wheel Travel180 mm (7.1 inches)
Rear SuspensionUni-Trak linkage system and single shock with piggyback reservoir, fully adjustable preload and 22-way rebound damping
Front Wheel Travel180 mm (7.1 inches)
Front Suspension33mm telescopic fork
Trail85 mm (3.3 inches)
FrameHigh-tensile steel, box-section perimeter

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Update specsReport missing specs or required updates.
Warranty6 Months
Rake (fork angle)27.0°
Lubrication systemLubrication
Engine typeSingle cylinder, four-stroke
Model year2025

Performance Profile & Rider Fit

Best For

Track10%
City25%
Cornering40%
Daily Riding20%
Touring10%
Passenger5%

Rider Profile

Best ForThis bike is best suited to beginner and younger riders, or smaller-statured adults, who are still building trail riding skills.
PurposeIt's a lightweight recreational off-road machine designed for trail play, dirt tracks, and learning to ride rather than any kind of speed or highway use.
Rider FitIts low seat height, low wet weight, and compact dimensions make it very approachable for short or lighter riders and easy to pick up if dropped.
CharacterExpect a forgiving, low-intimidation ride with a simple air-cooled single, carbureted engine and modest power delivery that rewards smooth throttle control over aggression.
Not Ideal ForThis is not the bike for taller or heavier adults, highway commuting, two-up touring, or anyone seeking real speed or long-distance comfort.

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

Rider Fit Visualizer

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

Feet:

At 780mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2026 Kawasaki KLX 140R, with a cramped knee angle of around 65 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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