Yamaha WR 450 F (DJ 03) [2012-2015] - forged pistons

PROX forged pistons for Yamaha WR 450 F (DJ 03) 2012-2015

The PROX forged piston is intended for the Yamaha WR 450 F (DJ 03) in the entire model year range from 2012 to 2015. As a forged aluminum version, it is suitable for replacing the piston in the upper engine area.

The special alloy is designed to minimize friction and thereby support high reliability. The standard piston compression is based on the specified engine design.

Technical features

• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 94.96 mm
• Letter oversize: B
• Oversize: +0.01
• Rings Quantity: Set
• Stroke: 4T
• Specificity: hollow piston / 5 valve pockets

Vehicle assignment

The forged piston fits the Yamaha WR 450 F (DJ 03), built between 2012 and 2015. The vehicle name and the complete year range make it easier to choose the right model generation.

Execution for selection

Before ordering, the diameter of 94.96 mm, the oversize +0.01 and the code letter B must be compared with the existing motor data. The design as a hollow piston with 5 valve pockets is another clear feature of this PROX piston.