KTM 250 SX-F Factory Edition [2026-2027] - 4-stroke forged piston kit - ø80.95mm

WISECO 4-stroke forged piston kit for KTM 250 SX-F Factory Edition

The WISECO forged piston kit is designed for the KTM 250 SX-F Factory Edition from 2026-2027. The piston is made of aluminum and is forged. With a diameter of 80.95 mm and a bore diameter of 81 mm, the kit offers clearly defined dimensions for the specified vehicle assignment.

Technical characteristics

• Piston Type: Forged
• Material: aluminum
• Diameter Ø: 80.95 mm
• Bore diameter: 81mm
• Piston compression: standard
• Compression ratio: 14.5:1
• Letter oversize: A
• Stroke: 4T

Vehicle assignment

The kit fits the KTM 250 SX-F Factory Edition, built in 2026-2027. The assignment is based on this model and this complete year range.

WISECO forged pistons

WISECO develops and manufactures forged high-performance pistons for motorcycles and other applications. The pistons are designed, forged and machined at the manufacturing facility in Mentor, Ohio, USA. The focus is on manufacturing quality and precise machining processes.

The combination of forged design, aluminum as a material, standard compression and the compression ratio of 14.5:1 makes the key technical data of this 4-stroke kit transparent. Before making a selection, the specified diameters, the oversize marking A and the vehicle assignment should be compared with the intended use.