
Manufacturer part number: 01.2250.100
The PROX cast piston is designed for engine rebuilds on Cross and Roadster models. Made from aluminum, it features a domed head profile with two valve indentations, suitable for stock configurations. Its compression is indicated as standard, making it a reliable replacement part for compliance with manufacturer tolerances.
Ideal for restoration operations or regular maintenance of the top-end. Check the cylinder diameter and oversize before installation to ensure correct assembly and appropriate piston/ring clearance.
Segments and associated parts (replacement references):
Common compatibilities: YAMAHA DT 125 MX (1993), YAMAHA TY 125 (1989), YAMAHA RD 125 LC (1986). Before ordering, please ensure compatibility with your model and displacement.