KTM 250 XC-W SIX Days [2026] - cast pistons

VERTEX cast pistons for the KTM 250 XC-W SIX Days

The cast VERTEX cast piston is the suitable piston for the KTM 250 XC-W SIX Days from 2026. The version combines the specified technical dimensions with standard piston compression and is specified for a 2T engine.

Technical features

• Brand: VERTEX
• Material: aluminum
• Piston Type: Cast
• Piston compression: standard
• Diameter Ø: 66.36 mm
• Letter oversize: C
• Oversize: +0.02
• Bore diameter: 66.40 mm
• Number of rings: 2
• Stroke: 2T

Vehicle assignment

The cast piston is assigned to the KTM 250 XC-W SIX Days, built in 2026. This specific vehicle version and the complete model year range serve as a selection aid when ordering parts.

Execution for selection

The piston diameter of 66.36 mm, the oversize letter C, the oversize dimension +0.02 and the bore diameter of 66.40 mm are particularly relevant for the assignment. Piston compression is standard. With two piston rings and the 2T marking, the essential technical data of this VERTEX version are clearly summarized.