
PROX Cast Piston (Manufacturer part number: 01.1320.A) designed for Cross training. Cast aluminum piston, offered in oversize A for a proper fit in re-bored cylinders. Designed for original mounts and common engine modifications, it maintains a classic geometry with a flat top and reed machining.
This piston is aimed at motocross riders looking for a robust replacement part that meets the specified dimensions. The treated Mos2 skirt and dedicated machining ensure dimensional stability and proper fit in the sleeve. Suitable for configurations requiring an "A" oversize.
Compatible spare part references: rings 260253, pin 032042, clips CP1812, needle cage 400403, top-end gasket kit 601260.
Compatibility examples: HUSQVARNA WR 250 (2013), HONDA CR 250 R (ME03) (2001), HUSQVARNA CR 250 (2004) — check the diameter and oversize before installation to ensure proper fit.