Keep your GRX rear derailleur shifting smoothly with this genuine Shimano pulley set.
Compatible with RD-RX825 and RD-RX820 models, this replacement includes two pulley wheels—the guide and tension pulleys that wear over time. Regular replacement maintains crisp, reliable gear changes and extends your derailleur's lifespan. Trust authentic Shimano parts for consistent performance on any terrain.
Compatibility
- GRX Di2 RD-RX825
- GRX RD-RX820
Contents
- 1 Set - Each set consists of 1 tension pulley and 1 derailleur 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.
