All Vertex piston skirts are coated with a high-tech Molybdenum Disulphide for faster break-in time and increased piston life.

All Vertex rings are OEM replacements.

Piston kit comes with piston, piston ring(s), piston pin and circlips.

Vertex pistons are factory supplied to KTM.

For use on the model(s) listed below

1994 thru 1997 KTM EXC50 39.50mm / Piston (B)