What category is the 2021 Kawasaki KLX 250S?

The 2021 Kawasaki KLX 250S has a Category of Super motard.

What is the engine size of the 2021 Kawasaki KLX 250S?

The 2021 Kawasaki KLX 250S has a Capacity: of 249.0 ccm (15.19 cubic inches).

What type of engine does the 2021 Kawasaki KLX 250S have?

The 2021 Kawasaki KLX 250S has a Engine type of Single cylinder, four-stroke.

Is the 2021 Kawasaki KLX 250S air cooled or liquid cooled?

The 2021 Kawasaki KLX 250S has a Cooling system of Liquid.

How many gears does the 2021 Kawasaki KLX 250S have?

The 2021 Kawasaki KLX 250S has a Gearbox of 6-speed.

How much does the 2021 Kawasaki KLX 250S weigh?

The 2021 Kawasaki KLX 250S has a Weight incl. oil, gas, etc of 135.0 kg (297.6 pounds).

What is the seat height of the 2021 Kawasaki KLX 250S?

The 2021 Kawasaki KLX 250S has a Seat height of 890 mm (35.0 inches) If adjustable, lowest setting..

Kawasaki KLX 250S - 2021 Specifications and Reviews

Name: 2021 Kawasaki KLX 250S
Brand: Kawasaki

The 2021 Kawasaki KLX 250S is a lightweight supermoto designed for beginner and intermediate riders seeking an affordable, nimble platform for both street and light off-road use. Known for its approachable 249cc single-cylinder engine and forgiving handling characteristics, it excels in urban environments and unpaved terrain. The liquid-cooled four-stroke delivers dependable performance with minimal maintenance demands.

⇄ Compare against another bike 📅 All Years

2021

Add/Upload pictures for this motorcycle

General information
Category	Super motard
Year	2021
Model	Kawasaki KLX 250S
Engine and Transmission Specifications
Clutch	Wet multiplate
Transmission type	Chain (final drive)
Gearbox	6-speed
Cooling system	Liquid
Ignition	Digital CDI
Fuel control	Double Overhead Cams/Twin Cam (DOHC)
Fuel system	Carburettor. Keihin CVK34
Valves per Cylinder	4
Bore x Stroke	72.0 x 61.2 mm (2.8 x 2.4 inches)
Compression	11.0:1
Engine type	Single cylinder, four-stroke
Capacity:	249.0 ccm (15.19 cubic inches)

Brakes, suspension, Frame and wheels
Rear brakes	Single disc
Diameter	250 mm (9.8 inches)
Front brakes	Single disc. Floating discs. Hydraulic. Two-piston calipers.
Rear tire	4.6-18
Front tire	3-21
Rear wheel travel	230 mm (9.1 inches)
Rear Suspension	Uni-Trak with adjustable preload, 16-way compression and rebound damping adjustment
Front wheel travel	255 mm (10.0 inches)
Front Suspension	43mm inverted cartridge fork with 16-way compression damping adjustment
Trail	104 mm (4.1 inches)
Rake (fork angle)	26.5°
Frame type	Perimeter, high-tensile steel
Physical measures and capacities
Fuel capacity	7.70 litres (2.03 US gallons)
Wheelbase	1430 mm (56.3 inches)
Ground clearance	285 mm (11.2 inches)
Overall width	860 mm (33.9 inches)
Overall length	2200 mm (86.6 inches)
Overall height	1250 mm (49.2 inches)
Seat height	890 mm (35.0 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc	135.0 kg (297.6 pounds)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Factory warranty	24 Months Unlimited Kilometers
Starter	Electric & kick
Color options	Lime Green

Performance Profile & Rider Fit

Best For

Track25%

City55%

Cornering65%

Daily Riding45%

Touring30%

Passenger20%

Rider Profile

Best For	Suits beginner to intermediate riders who want a light, forgiving dual-purpose bike to build confidence on and off pavement.
Purpose	Designed as a dual-sport machine for trail riding, light off-road exploration, and casual commuting rather than outright speed.
Rider Fit	The tall 890mm seat height and slim, lightweight 135kg chassis favor taller or more agile riders comfortable standing on pegs and managing a top-heavy stance at low speed.
Character	A playful, nimble single-cylinder trail bike that rewards flickable handling and tolerant, adventurous riding over raw power or refinement.
Not Ideal For	Not the right choice for riders seeking highway speed, long-distance touring comfort, or a passenger-friendly setup.

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

Rider Fit Visualizer

2021 Kawasaki KLX 250S Rider Ergonomics Assessment

Your height

Inseam (optional)

Units

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

Feet:

At 890mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2021 Kawasaki KLX 250S, with a relaxed knee angle of around 140 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.

Find bikes that fit your height →

Shop This Bike

Find Parts for the Kawasaki KLX 250S 2021 Find One For Sale

Rider Reviews

Total comments: 1

MotorcycleDB Review

The 2021 Kawasaki KLX 250S is a versatile and capable dual-sport motorcycle that is perfect for both on and off-road riding. With a lightweight chassis and exceptional handling, this bike is a joy to ride in any terrain. The 249cc engine provides plenty of power for smooth acceleration, while the long-travel suspension offers a comfortable and controlled ride over rough surfaces. Whether you're cruising around town or exploring a dirt trail, the KLX 250S delivers an exhilarating and confidence-inspiring experience. In addition to its impressive performance, the 2021 KLX 250S also boasts a stylish and modern design, with aggressive bodywork and sharp lines that exude a sense of adventure. The comfortable ergonomics and upright seating position make it easy to handle, and the bike's fuel efficiency and durable construction ensure that it can handle whatever you throw at it. Whether you're a seasoned rider or just starting out, the Kawasaki KLX 250S is a fantastic choice for anyone looking for a reliable and fun dual-sport motorcycle.