YAMAHA YZ 250 [2024-2025] - Piston kit

VERTEX Piston Kit for YAMAHA YZ 250 2024-2025

The VERTEX piston kit is assembled as a top-end solution for engine overhaul of the YAMAHA YZ 250 from the full 2024-2025 model year range. It bundles the components intended for replacement in the upper engine area and thereby supports a structured renewal of pistons, piston rings and associated seals.

Function and scope of delivery

The kit contains the relevant parts for changing pistons in this two-stroke application. In addition to the piston, the scope of delivery includes piston rings, piston pins and safety clips. The top-end gasket set complements the included components for work on the upper engine area. The needle bearing for the piston pin is also included.

• 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: 66.34 mm
• Letter oversize: A
• Rings Quantity: 2
• Stroke: 2T

Vehicle assignment

The VERTEX piston kit is designed for the YAMAHA YZ 250, built in 2024-2025. The selection is based on model and year of manufacture.