Race Series® Rear Wheel Bearing Kit for Yamaha YZ125 and 250.
Race Series low-friction wheel bearing kit with Teflon seal for off-road racing performance
Teflon seal with bearings on a white background, highlighting benefits of Teflon seal.
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Race-proven in MXGP and the World Supercross Championship

Race Series® Rear Wheel Bearing Kit: Yamaha YZ 125 and YZ 250 (2021–2025) | RWR-Y-171

$39.00

Factory Links Race Series® Low-Friction Wheel Bearing Kits for the Yamaha YZ125/250 (2021–2025), YZ250F (2001-2008), YZ450F (2003-2008), and FANTIC XX125/250 (2021-2025) deliver an impressive 40% reduction in friction compared to traditional kits—built for racers who demand maximum performance and durability.

Our advanced off-road wheel bearing kits include everything needed for a complete service of your wheel hub. All Factory Links bearings feature dedicated Designdust® seals that offer optimal protection against the intrusion of contaminants such as water, mud, and dust. Key benefits include:

  • Increased efficiency and longer bearing life
    Designed to reduce friction and wear for extended service intervals.

  • Self-lubricating low-friction design
    Advanced materials and seal design help maintain smooth rotation with minimal resistance.

  • Increased wheel rotational speed
    Lower friction allows freer wheel spin for improved performance and responsiveness.

  • Less resistance in dynamic conditions
    Performs consistently under load, impacts, and variable terrain.

  • Faster recovery and improved control
    Supports predictable handling in motocross, enduro, and aggressive off-road riding.

 

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Information

Ball Bearing

Factory Links Race Series® Low-Friction Wheel Bearing Kits are engineered for racers who want maximum performance with real-world durability. Featuring unique Teflon seals, these kits deliver an exceptionally low coefficient of friction, are self-lubricating, and operate across a wide temperature range.

Each kit includes everything needed for a complete service of your wheel hub. Fitment varies by model—check the Fitment section below to confirm your exact bike.

FAQ's

Q: How do I know if my rear wheel bearings are bad?
A: Common signs of worn rear wheel bearings include play in the rear wheel, rough or gritty rotation, unusual noise while rolling, and inconsistent handling. If you feel looseness at the wheel or notice accelerated seal wear after muddy or wet rides, it may be time to service the hub.

Q: What makes the Factory Links Race Series® kit different from standard wheel bearing kits?
A: Race Series® Low-Friction Wheel Bearing Kits are designed for racers who want maximum performance and durability. The kit uses unique low-friction Teflon seals to reduce drag and improve wheel efficiency while still providing strong protection against off-road contamination.

Q: Does this kit include seals and everything needed for a full service?
A: Yes. Factory Links wheel bearing kits are built to include everything needed for a complete service of your wheel hub.

Q: Is this kit good for riding in water, mud, and dust?
A: Yes. Factory Links bearings feature dedicated Designdust® seals designed to help protect against intrusion from common off-road contaminants such as water, mud, and dust, improving service life in harsh riding conditions.

Q: Will this kit fit my exact bike?
A: This kit fits select Yamaha and Fantic models. See the Fitment Tab above for the complete fitment list or search by Year/Make/Model to confirm your exact application before ordering.

Q: Do I need special tools to install wheel bearings?
A: Proper installation typically requires basic hand tools and the correct bearing driver or press tools to avoid damaging the hub or bearing seats. For best results, install bearings squarely, avoid force through rolling elements, and verify seal orientation during assembly.

Fitment

  • Yamaha YZ125 and 250 (2021-2025)
  • Yamaha YZ250F (2001-2008)
  • Yamaha YZ450F (2003-2008)
  • Fantic XX125 and 250 (2021-2025)