
PROX Forged Piston (manufacturer part number: 01.2429.A) — a part designed for Cross practices, engineered to meet reliability and endurance requirements. Forged from a specific aluminium alloy, this PROX piston aims to limit internal friction while maintaining a structure suited to the engine's demands. Ideal for replacement on 450 cc engines used for off-road purposes.
This piston is aimed at cross riders looking for a robust and precisely sized replacement part. Its forged construction provides mechanical uniformity suited to track conditions. Professional installation or adherence to manufacturer recommendations is advised to ensure proper fit and bore.
Common compatibilities: YAMAHA WR 450 F (DJ03 2015, CJ13 2011) and GAS GAS EC 450 F (2015) — please verify the engine reference before ordering.