Description
Maintain the performance of your Yamaha PW50 or QT50 with this OEM Yamaha Standard Piston, part number 18U-11631-00-A0. Designed for a precise fit, this genuine Yamaha piston ensures optimal engine function and longevity.
Features: ✔️ Genuine Yamaha OEM Part – ensures factory fit and performance ✔️ Standard Size Piston (40 mm bore) – maintains original engine specifications ✔️ High-Quality Aluminum Alloy Construction – offers excellent durability and heat resistance ✔️ Restores Engine Efficiency – essential for engine rebuilds or maintenance
What’s Included?
1x Yamaha Standard Piston – Part No: 18U-11631-00-A0
Fitment: Please verify compatibility with your specific Yamaha model before purchasing. If you need assistance confirming fitment, feel free to contact us with your bike’s make, model, and year.







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