
VERTEX Ø41.25MM Piston Ring Set — a ring kit designed to restore the sealing between the piston and cylinder on small urban engines. Manufactured by VERTEX, this ring set is aimed at riders and mechanics looking for a reliable replacement part for 50cc engines.
The rings ensure gas compression, limit leaks into the crankcase, and control oil distribution on the piston skirt. This Ø41.25MM set is suitable for corresponding bores and is used during replacement due to wear, cylinder reboring, or top-end rebuilds.
Compatible with several common 50cc models, including:
Usage tips: install according to best practices, respect the piston-cylinder clearance, and check the condition of the piston and cylinder before installation. For optimal installation, prefer a qualified workshop or an experienced mechanic.