YAMAHA YZ 250 [2024-2025] - Piston kit

VERTEX Piston Kit for YAMAHA YZ 250 2024-2025

The VERTEX piston kit is designed as a top-end solution for engine overhaul of the YAMAHA YZ 250 in the 2024-2025 model year range. It bundles the components intended for replacement in the upper engine area and thereby supports a structured overhaul with reduced time and costs.

Function and scope of delivery

The kit allows pistons, piston rings, piston pins and locking clips to be replaced together. The included top-end gasket set complements the work on the seals in the upper engine area. A needle bearing for the piston pin is also included for two-stroke applications.

• Piston
• Piston rings
• Piston pin
• safety clips
• Top end gasket kit
• Needle bearings

Technical data

• Material: aluminum
• Piston Type: Cast
• Piston compression: standard
• Diameter Ø: 66.37 mm
• Letter oversize: D
• Bore diameter: 66.400000000000006 mm
• Number of piston rings: 2
• Hub type: 2T

Vehicle assignment

The VERTEX piston kit fits the YAMAHA YZ 250, built between 2024 and 2025. The assignment is based on this complete year range and makes it easier to select the right top-end kit for the vehicle mentioned.