Keep your GRX RD-RX400 rear derailleur shifting smoothly with this genuine Shimano pulley set.
Over time, derailleur pulleys wear down, affecting chain engagement and gear changes. This replacement set includes two authentic Shimano pulley wheels engineered to restore precise shifting performance. Maintain your drivetrain's reliability with OEM components designed specifically for your GRX system.
Compatibility
Contents
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1 Set - each set with one tension pulley & one guide pulley
We 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, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.
Weights are based off pre-production products at time of publication. Weights may vary in final production.
