Zeta Rear Axle Block Yamaha YZ250F '12-, YZ450F '10- Blue S3-Heading-Vesrah Valve Stem Seals Rise / Dim C: 64

Rise / Dim C: 64

Weight: 230g (size large)

Installation Notes:

*415 and 420-R1 chains do not have chamfered inner links

but our steering knuckle is up to the challenge

Zeta Rear Axle Block Yamaha YZ250F '12-, YZ450F '10- Blue S3-Heading-Vesrah Valve Stem Seals Rise / Dim C: 64The ZETA Rear Axle Block is a precision engineered component designed to improve chain alignment accuracy, durability, and ease of adjustment. CNC machined from high strength aluminium, it features clear measurement markings and an offset design that helps protect adjustment hardware, making it ideal for both workshop setup and trackside tuning. Features: CNC machined rear axle blocks with a durable anodised finish. Manufactured from high strength