GRX Di2 Wireless Rear Derailleur 1x12 (RD-RX827)

Shimano GRX Di2 fully wireless rear derailleur for 1x12-speed gravel drivetrains. Long cage (SGS) supports 10-51T cassettes. Self-contained battery compartment for true wireless operation. Shadow ES design with bumper-style skid plates for rock strike protection.

Details

Type: rear_derailleurs
Discipline: gravel
Price: $393
Weight: 449g
SKU: RD-RX827
Product URL: https://bike.shimano.com/products/components/pdp.P-RD-RX827-SGS.html
Availability: —

Specs

Speeds: 12
Actuation: electronic
Subcategory: —
Power meter: —
Power meter type: —
Model line: GRX
Generation: RX820

Full specs (JSON)

Max cog: 51
Min cog: 10
Cage type: long (SGS)
Total capacity: 41
Compatible cassettes: 10-45T,10-51T
Wireless: Yes
Battery integrated: Yes
Chain stabilizer: Shadow ES
Mounting: direct mount