Prox Full forged size A Piston kitYAMAHA 450 YZ 450 F (CJ15) - 2010 - 2013Ref : 9682DA / 1095680001

PROX Forged Piston – Manufacturer Ref. 01.2440.A

Designed for demanding motocross riders, this PROX forged piston is intended for 450 cc engines, specifically for the YZ 450 F (models 2011 to 2013). Machined from aluminum, it features a race-ready finish suitable for off-road use where the reliability of internal parts is crucial.

• Diameter: Ø 96.95 mm (oversize A)
• Compression: Standard
• Material: Forged aluminum
• Rings: Supplied with a ring kit (replacement rings: 260120)
• Manufacturer Reference: 01.2440.A

This piston is suitable for oversize "A" bores and fits into motocross engines that require a durable and precise piston. The forged design allows for a compact part with controlled tolerances, facilitating piston-cylinder clearance control and assembly during an engine rebuild.

Compatible with:

• YAMAHA YZ 450 F (CJ15) 2013 – 450 cc
• YAMAHA YZ 450 F (CJ15) 2012 – 450 cc
• YAMAHA YZ 450 F (CJ15) 2011 – 450 cc

Replacement part designed for the motorcyclist's workshop: always check the bore size and manufacturer specifications before installation.