ProX Piston Kit, 94.96 mm for Gas Gas and Yamaha (01.2429.B)

Upgrade engine performance and reliability with the PROX 01.2429.B Piston Kit, designed for select Gas Gas and Yamaha applications. This complete piston kit includes the essential components needed for a professional installation, including the piston, piston rings, wrist pin, and circlips. It provides a convenient replacement solution for riders, technicians, and engine builders seeking dependable fitment and consistent performance.
The piston is precision machined on state-of-the-art CNC equipment to support accurate manufacturing and reliable operation. PROX uses a low-expansion, low-friction alloy designed to help promote smooth piston movement, reduce friction-related losses, and maintain dependable performance across demanding riding conditions. The 94.96 mm piston size is engineered for compatible Gas Gas and Yamaha engines; verify application details before installation.
Built for replacement and performance-oriented engine service, the PROX 01.2429.B kit combines carefully manufactured components in one package. The included rings, wrist pin, and circlips help simplify parts selection and ensure the key piston hardware is available for the rebuild. Installation should be completed by a qualified technician using the manufacturer’s service procedures, correct clearances, and application-specific specifications.

Features:

• Complete kit: Includes piston, rings, wrist pin, and circlips

• Precision machining: Manufactured on state-of-the-art CNC equipment for consistent accuracy

• Low-expansion alloy: Designed to support stable operation under changing engine temperatures

• Low-friction construction: Helps promote smooth piston movement and efficient engine performance

• Application: Designed for select Gas Gas and Yamaha engines

• Piston size: 94.96 mm

Ships from Parts Unlimited.