Vertex 39.9MM SegmentsRef : VER00296A / 1006222

VERTEX 39.9 mm Ring - Manufacturer Ref: 53010003990

The VERTEX 39.9 mm ring is a replacement part designed for small urban engines of 50 cm³. Designed to fit a 39.9 mm piston, this ring plays its essential role: ensuring the seal between the piston and cylinder, limiting compression leaks, and controlling oil consumption. Compact and discreet, it is aimed at riders who are keen on keeping their engine in reliable working condition.

• Piston diameter: 39.9 mm
• Usage: piston ring, wear part for 50 cm³ engines
• Brand: VERTEX — manufacturer reference 53010003990
• Universe: Urban — suitable for mopeds and small displacements

Common compatibilities: DERBI SENDA X-TREME 50 SM (2022), GILERA SMT 50 (2020), APRILIA RS 50 (2011) — check the piston diameter before ordering. For durable installation, check the condition of the piston, cylinder, and axial play before replacing the ring. Replacement is recommended as soon as excessive smoke, loss of acceleration, or abnormal oil consumption appears.

A part that is easy to store in your toolbox, the VERTEX 39.9 mm ring is the basic element to restore your engine's compression and responsiveness in urban environments.