ProX Piston Kit for Kawasaki KX250F, 76.97 mm (01.4337.B)

Restore dependable engine performance with the PROX 01.4337.B Piston Kit, designed for Kawasaki KX250F applications requiring a 76.97 mm piston. This complete kit includes the essential components needed for a piston replacement, helping simplify installation and support consistent operation in high-performance four-stroke engines.
The kit includes a piston, piston rings, wrist pin, and circlips. Each component is precision machined using state-of-the-art CNC equipment to maintain accurate fitment and reliable performance. The included components are designed to work together as a replacement assembly for proper piston function and engine service.
PROX manufactures this piston kit from a low-expansion, low-friction alloy. This material helps promote stable operation across changing engine temperatures while reducing friction between moving components. The result is a replacement piston assembly suited to demanding motocross and off-road riding conditions.
Choose the PROX 01.4337.B Piston Kit when servicing a compatible Kawasaki KX250F engine. Verify the model year and application before installation, and follow the motorcycle manufacturer’s service procedures for inspection, clearance verification, ring installation, and final assembly.

Features:

• Application: Designed for compatible Kawasaki KX250F engines

• Piston Size: 76.97 mm

• Kit Contents: Includes piston, rings, wrist pin, and circlips

• Manufacturing: Precision machined on state-of-the-art CNC equipment

• Material: Made with a low-expansion, low-friction alloy

• Brand: PROX

• Part Number: 01.4337.B

Ships from Parts Unlimited.