Wossner WO-4086-DB Forged Piston Kit Yamaha YZ450F, WR450F and YZ450FX
Wossner WO-4086-DB Premium Series Forged Three-Ring Piston Kit for Yamaha YZ450F, WR450F & YZ450FX – 13.5:1 Compression
The Wossner WO-4086-DB Forged Piston Kit is the first graded Premium Series piston for Yamaha YZ450F, WR450F and YZ450FX models. Precision forged from premium aluminium, it features a durable three-ring design that delivers excellent sealing, long service life and reliable performance in demanding riding conditions.
Featuring a 97.01 mm cylinder bore, 96.97 mm piston size and a 13.5:1 compression ratio, the WO-4086-DB is intended for cylinders requiring the first graded piston size.
- Premium Series forged graded three-ring piston kit
- Suitable for Yamaha YZ450F 2023–2027
- Suitable for Yamaha WR450F 2024–2026
- Suitable for Yamaha YZ450FX 2024–2026
- 97.01 mm bore
- 96.97 mm piston size
- 13.5:1 compression ratio
- Three-ring piston design
- RIK97.00 piston ring set
- WP072-SP wrist pin
- CW18 retaining clips
- Includes piston, rings, wrist pin and retaining clips
Important: Always confirm your motorcycle make, model, year and measured cylinder bore before ordering. Select the correct graded piston according to the measured cylinder diameter.
Notice: Product images may differ from the actual product. Images are provided for illustration purposes only and may show a representative item rather than the exact part supplied.