
VERTEX Segment 43.5mm — manufacturer reference 53010004350. Designed for the world of motocross, this ø 43.5 mm segment is a VERTEX spare part intended for the top end of small displacement engines. Ideal for restoration or regular maintenance of an engine, it replaces the worn segment to restore proper piston/cylinder sealing.
The segment plays a crucial role in sealing the combustion chambers and maintaining compression. When replacing, be sure to check the condition of the cylinder and piston, verify the segment/piston clearance, and follow the installation recommendations (orientation and squareness). For a lasting result, it is recommended to install a clean segment and perform proper bedding before operating under severe conditions.
A simple and essential spare part to renew the top end of your motocross machine, this VERTEX segment is aimed at riders who take their engine maintenance seriously.