Wossner WO-4089-DB Forged Piston Kit Kawasaki KX250 and KX250X
Wossner WO-4089-DB Kawasaki KX250 & KX250X High-Compression Forged Piston Kit – 78.01 mm
The Wossner WO-4089-DB Forged Piston Kit is a high-performance graded piston designed for the Kawasaki KX250 and KX250X 2023–2024. Precision manufactured from premium forged aluminium, it delivers excellent strength, piston stability and durability for demanding motocross, cross-country and off-road competition.
Featuring a 78.01 mm graded cylinder bore, 77.96 mm piston diameter, 52.20 mm stroke compatibility, 20.00 mm compression height and a high-performance 14.5:1 compression ratio, the WO-4089-DB is intended for measured cylinders requiring the first graded piston size. The kit includes the forged piston, piston rings, DLC-coated wrist pin and retaining clips.
- High-compression forged graded piston kit
- Suitable for Kawasaki KX250 2023–2024
- Suitable for Kawasaki KX250X 2023–2024
- 78.01 mm graded cylinder bore
- 77.96 mm piston diameter
- 0.01 mm graded size
- 52.20 mm stroke compatibility
- 20.00 mm compression height
- 14.5:1 compression ratio
- Two-ring piston design
- RIK78.00/2 piston ring set
- WP070DLC 16 mm wrist pin
- CW16 retaining clips
- Includes piston, piston rings, wrist pin and retaining clips
Important: Always confirm the motorcycle model, year and measured cylinder bore before ordering. The graded piston must be selected according to the measured cylinder size to achieve the correct piston-to-cylinder clearance. Professional engine assembly is 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.