$1,399.00 $799.00
Refresh your Bontrager wheels.
Genuine replacement parts
When it's time to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered.
Premium ceramic replacement bearings for Bontrager Aeolus XXX & Aeolus D3 wheels
Only compatible with Bontrager rim-brake wheels with DT-Swiss internals
CeramicSpeed bearings reduce friction and improve performance & durability
400% smoother, 128% harder, and 58% lighter than a standard steel bearing
Made from Grade 3 Silicon Nitrate - the highest possible grade
75% harder bearing race, further reducing friction and wear
Bearing size Kit Bearing type Hub
**Trek Bikes reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, materials, and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. Prices shown are manufacturer's suggested retail prices.
Weights are based off pre-production products at time of publication. Weights may vary in final production.