KTM 350 XC-F Factory Edition [2026] - Forged pistons

PROX forged pistons for KTM 350 XC-F Factory Edition 2026

The PROX forged piston is designed for the KTM 350 XC-F Factory Edition from 2026. Its aluminum construction and forged design combine the specified design features to create a precisely described solution for the engine sector.

Function and execution

The special alloy of the PROX forged piston is designed to minimize friction and thus support high reliability. The flat crown with raised top part and 4 valve pockets form the specified piston geometry. The piston compression corresponds to the standard version.

Technical data

• Brand: PROX
• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 87.96 mm
• Letter oversize: A
• Oversize: STD
• Rings Quantity: Set
• Stroke: 4T
• Specificity: Flat crown with raised top / 4 valve pockets

Vehicle assignment

The forged piston fits the KTM 350 XC-F Factory Edition, built in 2026. The assignment is based on this vehicle and this complete year range.

Selection note

When making your selection, pay particular attention to the diameter of 87.96 mm, the oversize letter A and the Oversize STD marking. If this information matches the required version, the technical assignment supports a targeted selection of the piston.