Yamaha YZ 250 F (CG 39) [2017-2018] - forged pistons

VERTEX forged pistons for Yamaha YZ 250 F (CG 39)

The VERTEX forged piston is designed as a replacement component for the Yamaha YZ 250 F (CG 39) from the 2017-2018 model year range. Its forged aluminum design combines the specified piston design with high-density piston compression.

Function and execution

The piston supports the renewal of the upper engine area and is intended for a 4T engine. The production as a forged precision piston is one of the central features of this VERTEX component. The design is based on the specified vehicle type and the specified year of manufacture.

Technical data

• Brand: VERTEX
• Component: forged piston
• Material: aluminum
• Piston Type: Forged
• Piston compression: highly compressed
• Diameter Ø: 76.95 mm
• Bore diameter: 77.00 mm
• Letter oversize: A
• Oversize: STD
• Rings Quantity: Set
• Stroke: 4T

Vehicle assignment

Suitable for Yamaha YZ 250 F (CG 39), built between 2017 and 2018. The assignment refers to this model and this complete year range.

Selection note

Before ordering, the model name, year of manufacture and the dimensions 76.95 mm and 77.00 mm must be compared with the existing engine. The oversize letter specified is A; the oversize version is specified as STD.