- Shimano RX827 GRX Di2, 12-speed wireless rear derailleur, Shadow ES, for 51T single
- Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world
- Precise and clean wireless shifting with Integrated on-board removable battery (BT-DN320 sold separately)
- The integrated removable on-board battery is protected within the linkage
- Crash recovery function, absorbs impacts and returns to its original position
- Connectivity BLE, ANT private
- Shadow ES features a super low profile skid plate design and optimized slant angle for optimal clearance
- Shadow ES uses a dual spring chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting
- The Shadow ES system is also zero maintenance and has no degradation of performance
- Unique structure using two springs has a tighter chain wrap that improves shifting and security with increased spring force by 70%, allowing the chain to mesh firmly with the sprocket
- With the tighter chain wrap skipping is prevented even as the cogs wear
- 13T solid pulleys and decreased derailleur tension prevent high chain tension in low gears
- Alloy outer and inner pulley cage saves weight and increases rigidity
- Cold forged wide alloy links and pivot body
- Fluorine-coated link pin bushings
- Specifically designed to work with 12-speed drivetrains
- 10-51 tooth compatible SGS cage
Shimano RX827 GRX Di2, 12-speed Wireless rear derailleur, Shadow ES
SKU: 4550170290603
£429.99 Regular Price
£331.99Sale Price
