Prox Piston kitRef : PRO00439A / 1129312001

PROX Piston Kit – reference 01.4353.A

Specifically designed for the Cross domain, this PROX piston kit provides the necessary components for a faithful engine rebuild. Made from aluminum, it features an oversize "A" with a precise diameter of Ø 77.960 mm (77.960 mm) and a cut configuration of "Flat with Raised Top." Compression: standard. This kit is aimed at motocross riders looking for a dimensionally accurate assembly part for their engine interventions.

Main features:

• Diameter: Ø 77.960 mm
• Compression: standard
• Oversize: letter A
• Material: aluminum
• Profile: Flat with Raised Top

This kit is suitable for interventions on cross engines where adherence to dimensions and bore is crucial. It allows for the replacement of the piston and associated components (rings, pins, circlips) while maintaining the required tolerances for operation suited to off-road conditions.

Delivery contents:

• Piston
• Rings
• Piston pins
• Circlips

Common compatibilities: Kawasaki KX 250 X (2023-2024) and Kawasaki KX 250 (2024) — please verify the reference and engine dimensions before installation.