RFX Pro Rear Axle Adjuster Blocks - Blue Chain tensionerRef : RFX01124A / 1111019001

RFX Pro Chain Tensioners - Blue

Designed for motocross enthusiasts who demand precise rear-end adjustments, these RFX Pro chain tensioners are CNC machined from aluminum to ensure consistent geometry when positioning the axle. Their blue finish adds a motorsport touch while facilitating quick identification of adjustments on the track or in the paddock.

• Packaging: sold in pairs — one tensioner for each side of the axle.
• Material: CNC machined aluminum, providing a good balance between lightweight and strength.
• Color: blue, with a refined finish for a polished look on swingarms.
• Category: chain tensioner suitable for motocross use.

These axle blocks make it easier to align the rear wheel and ensure repeatability of chain tension adjustments after disassembly. They are a useful adjustment piece for setting the sprocket and chain without mechanical improvisation.

• Compatibility examples: YAMAHA YZ 250 (2026), YAMAHA YZ 125 (2026), YAMAHA YZ 250 (CG23) (2023).

Manufacturer Reference: FXAB4020099BU