Shimano GRX DI2 RD-RX825 12-Speed Rear Derailleur Brand_Selle SMP 6 H WHEELBASE (mm) 999

6 H WHEELBASE (mm) 999 1001 1006 1022 I CHAIN STAY LENGTH (mm) 422 422 422 422 J BOTTOM BRACKET DROP (mm) 80 80 80 80 K STACK (mm) 538 561 582 601 L REACH (mm) 366 369 373 383 M STAND OVER HEIGHT (mm) 681 709 736 766 N HANDLEBAR WIDTH (mm) 380 400 400 420 O STEM LENGTH (mm) 70 80 90 90 P CRANK LENGTH (mm) 165 170 170 173 Q WHEEL SIZE 700c 700c 700c 700c Sizes: XS

leading to reduced rolling resistance

Adapted to your needs

SHIMANO CUES SHADOW RD+ Rear Derailleur 10/11-speed

Sealant is available to be purchased separately

Shimano GRX DI2 RD-RX825 12-Speed Rear Derailleur Brand_Selle SMP 6 H WHEELBASE (mm) 999GRX Di2 REAR DERAILLEUR 2x12s RD RX825 NEW SHIMANO's GRX Di2 12 speed rear derailleur features a built in wireless connectivity unit and charging port, ensuring fast and reliable shifting for mixed terrain riding and easy recharging. Integrated SHADOW RD+ technology prevents chain slap and ensures precise shifting even on rough terrain. Thanks to built in ON OFF switch, wheel removal is easy too. The RD RX825 is compatible with 11 34T and 11 36T 12