The Yamaha 22mm Rear Direct Drive Hub Wheel Bearing Kit from Warp 9 Racing is a complete rebuild kit for servicing the rear direct drive hub on select Yamaha off-road models. This kit is intended for fitments including WR250F, WR400F, WR426F, WR450F, and multiple YZ/YZ-F/X/FX models across the years listed below. Use it when replacing worn bearings or seals to help maintain smooth wheel rotation and consistent sealing at the hub.
This kit includes the core components needed to refresh the hub bearing and seal stack: 1- 62/22 bearing (50mmx22mm), 1- 60/22 bearing (44mmx22mm), 1- 30-50-7 seal, 1- 30-45-5 seal, and a distance tube. Everything is specified so you can match the correct bearing and seal sizes during service.
Designed around a 22mm bearing size for Yamaha rear direct drive hub use. Replacing the bearings and seals together helps restore proper support and sealing where the hub rotates, while the included distance tube supports correct internal spacing during assembly.
Fitment includes WR250F 01–current, WR400F 99–00, WR426F 01–02, WR450F 03–23, YZ125 99–current, YZ125X 20–current, YZ250 99–current, YZ250F 01–08, YZ250FX 15–current, YZ250X 16–current, YZ400F 99, YZ426F 00–02, YZ450F 03–08, and YZ450FX 16–23.
Kit code: 104R. SKU: REBUILD KIT 104R. This is a rear direct drive hub wheel bearing kit for Yamaha applications using 22mm bearings, supplied by Warp 9 Racing.
