YAMAHA YZ 250 [2024-2027] - WÖSSNER forged pistons

WÖSSNER forged pistons for YAMAHA YZ 250 2024-2027

The WÖSSNER forged piston is assigned as a replacement piston for the YAMAHA YZ 250 in the full year range from 2024 to 2027. The version is made of aluminum and is designed as a forged piston.

Technical features

• Material: aluminum
• Piston Type: Forged
• Diameter Ø: 66.35 mm
• Bore diameter: 66.40 mm
• Letter oversize: A
• Oversize: STD
• Rings Quantity: 2
• Stroke: 2T
• Specificity: With suction window

Vehicle assignment

The piston is intended for the YAMAHA YZ 250 built in 2024, 2025, 2026 and 2027. This assignment supports the selection based on model and year of manufacture.

Selection Notes

The piston diameter of 66.35 mm, the bore diameter of 66.40 mm and the letter of the oversize A are particularly relevant for identification. Additionally, the information “STD” for oversize, “2T” for stroke and the version with intake window characterize this variant.

Before ordering, the technical characteristics of the existing motor should be compared with the dimensions mentioned. This means that the design can be specifically selected based on the specified piston and bore data.