The Kawasaki KX250 motorcycle specifications include a 249 cc (15.19 cu in) engine, a 5-speed gearbox, and a listed weight of 97 kg (213.9 lb).
Key specifications
2007, 2019, 2020, 2021, 2022, 2023Model years
249 ccDisplacement
97 kgDry weight
965 mmSeat height
8.3 LFuel tank
340 mmGround clearance
Model years covered
200720192020202120222023
Year-specific specification changes
The 2007 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
Bore × stroke
2019202077.0 x 53.6 mm (3.0 x 2.1 inches)
2021202378.0 x 52.2 mm (3.1 x 2.1 inches)
Compression ratio
201913.4:1
2020202314.1:1
Dry weight
2020100.2 kg (221 lb)
20212022102.7 kg (226.4 lb)
2023103.2 kg (227.6 lb)
Engine type
20192023Single cylinder, four-stroke
Frame
20192020Perimeter, aluminium
20212023Aluminum perimeter
Front brakes
2019Single disc
20202023Single disc. Petal disc with dual-piston caliper
Front suspension
2019Inverted telescopic Separate Function front Fork (SFF) Type 2, 22-way compression damping, 20-way rebound damping and 40-way spring preload adustability
2020202348mm inverted telescopic coil spring fork with 23-way compression damping and 20-way rebound damping
Front tire
2019202380/100-21
Fuel system
2019Injection
20202023Injection. DFI® with 44mm Keihin throttle body and dual injectors
Rear brakes
20202023Single disc. Petal disc with single-piston caliper
Rear suspension
20192023Uni-Trak with adjustable dual-range (2 turns high speed / 19-way low-speed) compression damping, adjustable 22-way rebound damping and fully adjustable spring preload
Rear tire
20192022100/90-19
2023110/90-19
Fuel capacity
20196.30 L (1.66 US gal)
202020226.40 L (1.69 US gal)
20236.21 L (1.64 US gal)
Ground clearance
20192021320 mm (12.6 inches)
2022335 mm (13.2 inches)
2023345 mm (13.6 inches)
Ignition
2019Digital
Overall height
201920211,270 mm (50.0 inches)
20231,270 mm (50.0 inches)
Overall length
201920222,172 mm (85.5 inches)
20232,189 mm (86.2 inches)
Overall width
20192020825 mm (32.5 inches)
20212023820 mm (32.3 inches)
Seat height
2019945 mm (37.2 inches)
20202021947 mm (37.3 inches)
2022950 mm (37.4 inches)
2023960 mm (37.8 inches)
Mechanical overview
Engine layout snapshot
Single cylinder, two-stroke • 249 cc • Liquid cooled
Chassis snapshot
Seat 965 mmClearance 340 mm
5-speed • Chain (final drive) • 80/90-M21 front / 110/90-M19 rear
Additional useful specifications
| Front tire size | 80/90-M21 |
|---|---|
| Rear tire size | 110/90-M19 |
| Bore/stroke ratio | 0.92:1 (Undersquare) |
Model information
| Category | Cross / motocross |
|---|
Engine specifications
| Engine type | Single cylinder, two-stroke |
|---|---|
| Displacement | 249 cc (15.19 cu in) |
| Bore × stroke | 66.4 x 72 mm (2.6 x 2.8 inches) |
| Compression ratio | 10.5:1 |
| Cooling system | Liquid |
| Fuel system | Carburettor. Keihin PWK38S with Power Jet |
| Ignition | Digital CDI |
| Lubrication | Premix |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Chain (final drive) |
Chassis and suspension
| Frame | Perimeter style, high-tensile steel with aluminum subframe |
|---|---|
| Front suspension | 48mm inverted cartridge-type telescopic fork with 16-way compression and rebound damping / 11.8 in. |
| Rear suspension | UNI-TRAK® linkage system with 18-way low-speed compression and 2-turn high-speed compression damping, plus 16-way rebound damping and fully adjustable spring preload / 12.2 in. |
Brakes, wheels and tires
| Front brakes | Double disc |
|---|---|
| Rear brakes | Single disc |
| Front tire | 80/90-M21 |
| Rear tire | 110/90-M19 |
Dimensions and weight
| Dry weight | 97 kg (213.9 lb) |
|---|---|
| Seat height | 965 mm (38.0 inches) |
| Overall length | 2,184 mm (86.0 inches) |
| Overall width | 815 mm (32.1 inches) |
| Overall height | 1,265 mm (49.8 inches) |
| Ground clearance | 340 mm (13.4 inches) |
Fuel and emissions
| Fuel capacity | 8.32 L (2.20 US gal) |
|---|
Other specifications
| Color options | Lime Green / Black |
|---|---|
| Price as new | US$ 5999. MSRP depends on country, taxes, accessories, etc. |
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Kawasaki models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Kawasaki information before relying on them. Visit the official Kawasaki website.