PROX 66.35mm PISTON KIT C, GAS GAS MC250 97-08, EC250 97-18, MX250 97-19, 2 RING

ProX �Piston � 2-ring Piston 66.40
Ready to install, ProX Piston Kits are supplied complete

with piston rings, wrist pin, and circlips. - ProX pistons are precision machined on the latest, state of the art CNC equipment and use the same low-expansion, low-friction piston alloy all major Japanese engine manufacturers use. - Uses an OEM style tin coating to assist the break-in process when you first start your machine.

For spare rings. prox 02.7307,
Nominal size 66.35mm

Gas-Gas MC250 (1997-2018),
Gas-Gas EC250 2T (1997-2018),

PROX 01.7307.C

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.