Yamaha YZ 250 F (CG 40) [2019] - forged pistons

VERTEX forged pistons for Yamaha YZ 250 F (CG 40) – 2019

The VERTEX forged piston is designed for the Yamaha YZ 250 F (CG 40) built in 2019. As a forged aluminum piston, it combines precise manufacturing with a highly compressed piston design and is suitable for targeted repairs to the upper engine area.

Execution and function

The piston is made of aluminum and manufactured using a forging process. The precise design is tailored to the specified bore diameter. The high compression design characterizes the compression variant of this piston.

Technical data

• Brand: VERTEX
• Component: forged piston
• Material: aluminum
• Piston Type: Forged
• Piston compression: high compression
• Piston diameter Ø: 76.96 mm
• Letter oversize: B
• Oversize: +0.01
• Bore diameter: 77.00 mm
• Rings Quantity: Set
• Stroke: 4T

Vehicle assignment

Suitable for the Yamaha YZ 250 F (CG 40), built in 2019. The selection should be based on the specified piston diameter of 76.96 mm, the oversize B and the bore diameter of 77.00 mm.

Note on selection

Before ordering, please compare the technical dimensions and vehicle assignment with the existing engine. The VERTEX forged piston is assigned to the Engine, Top engine and Piston category.