These slick jockey wheels will have your rear derailleur shifting like a dream again. Engineered for the Ultegra R8000 and GRX series, they offer incredibly low friction for a smoother ride. Whether you're cruising city streets or tackling rugged countryside trails, this high-quality pulley set keeps your chain moving effortlessly. Refresh your drivetrain with this essential pairing and enjoy that factory-fresh performance on every gear change.


                  

                    
                      

                        
Compatibility
                        
Shimano Ultegra R8000, GRX RD-RX810, RD-RX812
                      
                    
                      

                        
Drivetrain Speed
                        
11-Speed
                      
                    
                      

                        
Manufacturer Part Number
                        
Y3E998010
                      
                    
                      

                        
Inclusions
                        
Tension Pulley and Guide Pulley Set
                      
                    
                      

                        
Material
                        
High-grade composite and steel (estimated)
                      
                    
                      

                        
Weight
                        
0.05 lbs (estimated)