Athena Piston Kit (Cast Lite) 39.46mm
Please measure and compare existing piston size to ensure correct size and fitment.
KTM SX50 09-14, XC50 09-15 Piston Kit – Athena 39.46mm (A)
Top End Rebuild Kit
All ATHENA products with higher displacement and power than those permitted by law of the country are intended solely for competition-sports usage.
Use on public roads as well as in aeronautics and marine is prohibited.
ATHENA is not responsible for any different usage.