Yamaha WR 125 [PROX] – forged piston set

PROX forged piston set for Yamaha WR 125

The PROX forged piston set is specially designed for the 4-stroke engine of the Yamaha WR 125. It is made of high-quality materials and offers precise workmanship that meets the requirements of modern motorcycle engines.

Technical features

• Piston size: Standard size A
• Piston diameter: 91.95mm
• Piston material: Forged aluminum alloy
• Piston ring material: Steel
• Compression ratio: 12,5:1
• Engine type: 4-stroke
• Number of pieces: Complete kit

Product description

The PROX forged piston set includes all the necessary components for replacing the piston and piston rings. The use of a forged aluminum alloy ensures high strength and low weight. The steel rings ensure a reliable seal and a long service life.

The kit is tailored to the standard size A and fits exactly to the engine design of the Yamaha WR 125. The compression ratio of 12.5:1 supports efficient combustion and contributes to the performance of the engine. The precise manufacturing of the piston set enables easy assembly and ensures optimal function during engine operation.

This piston set is part of the Engine Group and is supplied as a Piston + Ring Kit. It is suitable for professional use when maintaining, repairing or optimizing engine performance. The combination of high-quality materials and precise fit makes the PROX forged piston set a suitable choice for replacing the piston on the Yamaha WR 125.