Power, Precision & Performance
PROX RACING PARTS
Discover top-tier racing components with PROX.
Built to endure, engineered to win.
| Size | Stock | Date |
|---|---|---|
| A - Ø47.44MM | In stock, ready to ship | 2026-07-09 |
| B - Ø47.45MM | In stock, ready to ship | 2026-07-09 |
| C - Ø47.46MM | Estimated shipping on | 2026-07-15 |
The PROX piston for Yamaha YZ 85 2T is designed to deliver reliable performance, optimized compression, and high durability for the demands of motocross and enduro. Suitable as an OEM replacement with professional-grade quality.
Manufactured from high-strength aluminium alloy with strict tolerances, this piston ensures precise fitment and efficient combustion. Specifically developed for Yamaha YZ 85 2T (2002–2026), it is recommended for scheduled maintenance or intense competition use.
Stock Status Indicators:
🟢 Green – Item is in stock and available for immediate delivery.
🟡 Yellow – Item is in stock at the supplier. Please check the estimated shipping date.
🔴 Red – Item is out of stock.
Discover top-tier racing components with PROX.
Built to endure, engineered to win.
