Kawasaki KX250F Motocross Bikes For Sale On eBay

The Kawasaki KX250F is a high-performance 250cc motocross bike built for riders who want a powerful, responsive 4-stroke in the intermediate / pro class.

Typical specs:

Displacement: ~249 cm³
Frame: aluminium perimeter frame
Front suspension: inverted forks
Seat height: ~945 mm
Weight: ~105–110 kg

These are rough ranges. Always check with the manufacturer or an official source for the specific model year you’re looking at.

Quick Review / Highlights

In Racer X’s intro coverage of the 2018 KX250F, Kawasaki introduced engine refinements to improve torque delivery across the rev range and better starting performance. The 2018 model also came with revised suspension tuning, making the bike faster around Kawasaki’s test track compared with its predecessor.

Buying tips for a used KX250F

Engine & hours
Check for remaps or ECU modifications, as aggressive tuning combined with poor fuel can stress pistons/rods in some years. The dual-injector fuel system is sensitive — inspect injector health, fueling consistency, and whether any plugs or sensors have been swapped out.
Older models (pre-2017) may suffer from weak bottom end feel; verify whether any updates to cam timing or intake routing have been applied.

Chassis & suspension
Suspension tuning varies year-to-year. Some model years use air forks (or early SFF designs) that are more maintenance-sensitive. Look for oil leaks, inconsistent damping, and play in linkage bearings, pivot bolts, swingarm mounts. Inspect frame welds and shock mounts for fatigue or repairs.

Alternatives to consider

If KX250F listings are limited or overpriced, also explore:

• Yamaha YZ250F

• Honda CRF250R