Yamaha YZ 250 (CG 23) [2006-2023] - Piston kit

VERTEX piston kit for Yamaha YZ 250 (CG 23), years 2006-2023

The VERTEX piston kit is designed for the Yamaha YZ 250 (CG 23) from the entire 2006-2023 model year range. As a top-end kit, it bundles the components for replacing the piston and seals in the upper engine area. In the two-stroke application, the piston pin needle bearing is also included.

Function and scope of delivery

• Cast aluminum piston
• Piston rings, 2 pieces
• Piston pins and safety clips
• Top end gasket kit
• Needle bearings for two-stroke applications

This means that the components included in the kit are available together for overhauling the upper engine area. The piston is designed with standard piston compression.

Technical data

• Material: aluminum
• Piston Type: Cast
• Piston compression: standard
• Diameter Ø: 66.35 mm
• Letter oversize: B
• Bore diameter: 66.40 mm
• Rings Quantity: 2
• Stroke: 2T

Vehicle assignment

The piston kit is assigned to the Yamaha YZ 250 (CG 23), built between 2006 and 2023. Before ordering, the model name, year of manufacture and the specified dimensions should be compared with the required spare part.