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R45 Rear Hub Disc 28

Our R45 Disc rear hub combines our low-drag 45-tooth RingDrive™ system, a lightweight hub body, and our legendary made-in-house bearings with ISO disc mounts to harness the power of disc brakes.

The R45 Disc hub gives you the control of disc brakes while descending, the fast rolling speed of our bearings on long flats, and the superior engagement of our RingDrive™ engagement system out of the corners.

Engineered, manufactured and assembled in Portland, Oregon USA 5-year built-to-last warranty

Patented RingDrive™ system with 45 simultaneously engaged points of contact for virtually drag free engagement

Legendary made-in-house bearings Easily serviceable and completely re-buildable with our R45 Hub Service Tool

Available in 9 beautifully anodized colors

Our lightweight solution for top caliber racing Shimano® / SRAM® or Campagnolo® compatible options

ISO disc or Centrelock

Ceramic bearing upgrade available

Delivery & Returns


We dispatch items Monday to Friday. Please order by 4pm for your order to be dispatched same-day. We offer a next-day delivery service including Saturday delivery (extra charge). Please refer to our full Delivery Information page for further details.


We provide an excellent no-quibble returuns policy which our customers love. Should you need to return an item, we make it easy for you and the process is quick. Please refer to our full Returns Policy for further details.