KTM 250 SX-F Factory Edition [2026-2027] - WÖSSNER forged pistons

WÖSSNER forged pistons for KTM 250 SX-F Factory Edition

The WÖSSNER forged piston is designed for the KTM 250 SX-F Factory Edition built in 2026-2027. Its aluminum design and forged design form the basis for the specified use in the 4T engine.

Design and technical data

• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 80.95 mm
• Letter oversize: A
• Oversize: STD
• Bore diameter: 81.00 mm
• Compression ratio: 14.4:1
• Stroke: 4T
• Rings Quantity: 2

Features and scope of delivery

The piston skirt has an anti-friction treatment. The scope of delivery includes 2 piston rings, circlips and the piston pin. This means that the accessories intended for the piston are directly part of the scope of delivery.

Wössner forged pistons are manufactured in Germany by specialists in engine parts for 2- and 4-stroke engines. The technical design with standard piston compression and the specified compression ratio supports a targeted selection based on the engine data.

Vehicle assignment

Suitable for KTM 250 SX-F Factory Edition, built between 2026 and 2027.