Kawasaki KLX 140L - 2018 Specifications and Reviews

The 2018 Kawasaki KLX 140L is a lightweight dual-sport designed for younger and smaller-framed riders seeking an accessible entry point into off-road and on-road adventure riding. Known for its manageable seat height, low weight, and nimble handling, this bike excels in trail riding and skill development. The electric starter and proven single-cylinder engine make it practical for everyday use.

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General information

CategoryEnduro / offroad
Year2018
ModelKawasaki KLX 140L

Engine and Transmission Specifications

ClutchMulti disc, wet
Transmission type,final driveChain
Gearbox5-speed
Cooling systemAir
IgnitionDigital DC-CDI
Fuel controlSingle Overhead Cams (SOHC)
Fuel systemCarburettor. Keihin PB20
Valves per cylinder2
Bore x Stroke58.0 x 54.4 mm (2.3 x 2.1 inches)
Compression9.5:1
Engine typeSingle cylinder, four-stroke

Brakes, suspension, Frame and wheels

Rear brakes diameter186 mm (7.3 inches)
Rear brakesSingle disc. Petal disc with single-piston caliper
Front brakes diameter220 mm (8.7 inches)
Front brakesSingle disc. Petal disc with a dual-piston caliper
Rear tyre90/100-16
Front tyre70/100-19
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
Trail97 mm (3.8 inches)
Rake (fork angle)27.0°
Frame typeHigh-Tensile steel, box-section perimeter
 
 

Physical measures and capacities

Fuel capacity5.68 litres (1.50 gallons)
Wheelbase1,285 mm (50.6 inches)
Ground clearance254 mm (10.0 inches)
Overall width790 mm (31.1 inches)
Overall length1,895 mm (74.6 inches)
Overall height1,074 mm (42.3 inches)
Seat height800 mm (31.5 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc95.0 kg (209.4 pounds)
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Factory warranty6 months
StarterElectric
Color optionsLime Green

Performance Profile & Rider Fit

Best For

Track10%
City30%
Cornering45%
Daily Riding25%
Touring12%
Passenger5%

Rider Profile

Best ForThis is a beginner and youth-oriented trail bike, ideal for new or smaller riders learning off-road basics.
PurposeBuilt for light trail riding, casual off-roading, and skill-building rather than speed or long-distance travel.
Rider FitIts low seat height and light weight make it very approachable for shorter or lighter riders, including teens.
CharacterA friendly, forgiving, low-displacement single that prioritizes easy handling and confidence over outright performance.
Not Ideal ForNot suitable for highway use, adult touring, carrying passengers, or riders seeking strong acceleration.

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

Rider Fit Visualizer

2018 Kawasaki KLX 140L Rider Ergonomics Assessment

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

Feet:

At 800mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2018 Kawasaki KLX 140L, with a cramped knee angle of around 70 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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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2018 Kawasaki KLX 140L is a top-notch off-road motorcycle that offers riders the power, stability, and agility needed for tackling tough terrain. With a 144cc engine and 5-speed transmission, this bike provides plenty of power to conquer dirt trails and mountain paths. The KLX 140L also features a sturdy steel frame and long-travel suspension, making it well-equipped to handle bumps, jumps, and rough terrain with ease. Overall, the 2018 Kawasaki KLX 140L is a fantastic choice for riders looking for a reliable and capable off-road motorcycle. Its powerful engine, durable construction, and exceptional handling make it a standout option for tackling challenging trails. Whether you're a seasoned off-road rider or new to the sport, the KLX 140L is sure to provide an exciting and satisfying riding experience.
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