
The PROX forged piston, manufacturer reference 01.7398.B, is designed for cross engine preparations and rebuilds in search of a replacement part that adheres to original specifications. Made from aluminum, it features a domed head and an oversize B for a reconditioning that meets factory tolerances.
This piston is suitable for high-performance interventions on 2-stroke machines and integrates into reconditioning operations to restore original specifications. Its design aims for robustness and good mechanical performance under the demanding conditions of off-road use.
Main compatibilities: BETA RX 300 2T (2024), BETA RR 300 2T RACING (2024), BETA RR 300 2T (2024). Before installation, check all components (rings, pin, sleeve) and follow the manufacturer's recommendations to ensure optimal fit and performance.