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 cm3 engines, specifically those fitted to the YZ 450 F (models 2011 to 2013). Machined from aluminium, it features a race-ready finish suitable for off-road use where the reliability of internal components is crucial.

• Diameter: Ø 96.95 mm (oversize A)
• Compression: Standard
• Material: Forged aluminium
• Segments: Supplied with a segment kit (replacement segments: 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 the control of piston-cylinder clearance and assembly during engine refurbishment.

Compatible with:

• YAMAHA YZ 450 F (CJ15) 2013 – 450 cm3
• YAMAHA YZ 450 F (CJ15) 2012 – 450 cm3
• YAMAHA YZ 450 F (CJ15) 2011 – 450 cm3

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