Shimano GRX RD-RX825 Di2 Rear Derailleur - 12-Speed Long Cage With Clutch For 2x BLK

Shimano GRX RD-RX825 Di2 Rear Derailleur - 12-Speed Long Cage With Clutch For 2x BLKShimano's GRX RX825 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 speed cassettes and supports Full or Semi

Frame features stealth wire routing for semi-wireless DSP internal (seat tube only) routing available rack and fender mounts 3 bottle cage mounts

The Shimano SLX CS-M7100 12-speed cassette is optimized with rider-tuned gear combinations for MTB excellence

Aluminum pull lever Shifter Style Trigger Color Black Drivetrain Speeds 11 Rear Der/Shifter Compatibility SRAM X-Actuation

Contact-free seals and high precision build guarantee smooth bearings Bearing Type Sealed Cartridge Color Black Defined Color Black Front Axle 15mm Thru x 110mm Hub Drilling 28 Hub/Brake Compatibility Center-Lock Disc Spoke Interface J-Bend

Titanium coated for corrosion resistance Bearing Type Cartridge Color Gold Crown Race 40 S

The 8-bolt interface will fit any SRAM AXS spider or integrated chainring with or without power

CNC-machined aluminum CO2 inflator with built-in CO2 cartridge storage

Clearance to run 700c x 45mm tires

Phantom Flange hubs offer the sleek profile and direct-drive efficiency of straight-pull spokes but still uses stronger more reliable J-bend spokes for maximum performance and reliability

570 Brake Type Disc Fork Type Rigid Frame Material Steel Frame Type Rigid Front Axle QR x 100mm Color Black Mfg Size 54

9 Color Black Includes Brake No Adjustable Reach Yes

166 keyword search RT-EM810 Hub/Disc Compatibility Center-Lock