Wossner WO-4075-DA Forged Piston Kit KTM, Husqvarna and GasGas 450
Wossner WO-4075-DA Premium Series Forged Piston Kit for KTM, Husqvarna & GasGas 450 Four-Stroke – 95.00 mm
The Wossner WO-4075-DA Forged Piston Kit is a Premium Series piston designed for selected KTM, Husqvarna and GasGas 450cc four-stroke motocross, cross-country and supermoto motorcycles. Manufactured from premium forged aluminium, it features a gas-ported, two-ring design engineered to provide excellent strength, piston stability and dependable sealing under demanding competition conditions.
Featuring a 95.00 mm standard cylinder bore, 94.95 mm finished piston diameter, 63.40 mm stroke compatibility, 22.80 mm compression height and a 13.5:1 Wossner compression ratio, the WO-4075-DA is an excellent choice for high-performance engine rebuilds. The piston is supplied with a DLC-coated wrist pin, piston rings and retaining clips.
- Premium Series forged piston kit
- Suitable for KTM 450 SMR 2023–2024
- Suitable for KTM 450 SX-F 2023–2025
- Suitable for KTM 450 XC-F 2023–2025
- Suitable for Husqvarna FC 450 2023–2025
- Suitable for Husqvarna FS 450 2024–2025
- Suitable for Husqvarna FX 450 2023–2025
- Suitable for GasGas EX 450 F 2024
- Suitable for GasGas MC 450 F 2024–2025
- 95.00 mm standard cylinder bore
- 94.95 mm finished piston diameter
- 0.05 mm piston-to-cylinder clearance
- 63.40 mm stroke compatibility
- 22.80 mm compression height
- 13.5:1 Wossner compression ratio
- 13.1:1 OEM compression ratio
- Gas-ported piston design
- Two-ring piston configuration
- RIK95.00/2 piston ring set
- WP028DLC 19 mm wrist pin
- CW19 retaining clips
- Includes piston, piston rings, wrist pin and retaining clips
Important: Always confirm the motorcycle make, model, year and measured cylinder bore before ordering. The cylinder must be accurately measured to ensure the specified 0.05 mm piston-to-cylinder clearance is achieved. Professional engine assembly and clearance checking are recommended.
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.