RFX Pro Series Rear Axle Adjuster Blocks for YAMAHA YZ 125, YZ 250, YZ 250 X, YZF 250, YZF 450 and FANTIC XE 125, XX 125, XX 250

RFX offers these chain adjusters for YAMAHA YZ 125, YZ 250, YZ 250 X, YZF 250, YZF 450 and FANTIC XE 125, XX 125, XX 250 2009-2027. The rear wheel is driven by a chain that needs a little slack, not too much and not too little.

Why replace the chain adjusters?

The benefits:

• Replace adjusters that are bent, seized or have damaged threads.
• Set the chain easily while keeping the wheel properly aligned.
• Fit in place of the original parts.

When should you replace this part?

Replace them when they are bent, seized or the threads are damaged: the setting no longer holds.

Specifications and fitting tips

• Packing: by pair
• Color: Blue
• Material: Aluminium
• Axle holder holds one side so that this can be tightened with one spanner.
• Laser etched RFX logo.
• Manufacturer part number: FXAB4020099BU

Cross-Mania tip: Set both sides to the same mark and check wheel alignment.

Also needed with this part

• Drive chain : RENTHAL · RENTHAL 520
• Rear sprocket : AFAM 13323+ · AFAM 13323N

Compatibility

Check the exact model and year of your bike in the list below before ordering.

Fits:
FANTIC XE 125 2026
FANTIC XE 125 2025
FANTIC XE 125 2024
FANTIC XE 125 2023
FANTIC XE 125 2022
FANTIC XX 125 2026
FANTIC XX 125 2025
FANTIC XX 125 2024
FANTIC XX 125 2023
FANTIC XX 125 2022
FANTIC XX 250 2026
FANTIC XX 250 2025
FANTIC XX 250 2024
FANTIC XX 250 2023
FANTIC XX 250 2022
YAMAHA YZ 125 2027
YAMAHA YZ 125 2026
YAMAHA YZ 125 2025
YAMAHA YZ 125 2024
YAMAHA YZ 125 2023
YAMAHA YZ 125 2022
YAMAHA YZ 125 2021
YAMAHA YZ 125 2020
YAMAHA YZ 125 2019
YAMAHA YZ 125 2018
YAMAHA YZ 125 2017
YAMAHA YZ 125 2016
YAMAHA YZ 125 2015
YAMAHA YZ 125 2014
YAMAHA YZ 125 2013
YAMAHA YZ 125 2012
YAMAHA YZ 125 2011
YAMAHA YZ 125 2010
YAMAHA YZ 125 2009
YAMAHA YZ 250 2027
YAMAHA YZ 250 2026
YAMAHA YZ 250 2025
YAMAHA YZ 250 2024
YAMAHA YZ 250 2023
YAMAHA YZ 250 2022
YAMAHA YZ 250 2021
YAMAHA YZ 250 2020
YAMAHA YZ 250 2019
YAMAHA YZ 250 2018
YAMAHA YZ 250 2017
YAMAHA YZ 250 2016
YAMAHA YZ 250 2015
YAMAHA YZ 250 2014
YAMAHA YZ 250 2013
YAMAHA YZ 250 2012
YAMAHA YZ 250 2011
YAMAHA YZ 250 2010
YAMAHA YZ 250 2009
YAMAHA YZ 250 X 2027
YAMAHA YZ 250 X 2026
YAMAHA YZ 250 X 2025
YAMAHA YZF 250 2013
YAMAHA YZF 250 2012
YAMAHA YZF 250 2011
YAMAHA YZF 250 2010
YAMAHA YZF 250 2009
YAMAHA YZF 450 2013
YAMAHA YZF 450 2012
YAMAHA YZF 450 2011
YAMAHA YZF 450 2010
YAMAHA YZF 450 2009