Shimano GRX RX820 1x12v 10-51T Complete Gravel Groupset

Shimano GRX 820 1x12v 10-51T gravel groupset: unstoppable!

The new Shimano RX820 Gravel series offers high-level performance at an incredible price, with an ergonomic design and a specific drivetrain for Gravel and all off-road adventures.

The GRX 820 1x12 version with 51-tooth sprocket cassette is ideal for continuing to pedal comfortably on your multi-day adventures, along the most demanding climbs and in the most unpredictable conditions.

Group available as a package, no variations to the indicated configuration are possible.
SKU: PPGRX8201-42T-172.5mm-10-51T
(VAT excluded)
Shipped in 3-5 days
Shimano GRX RX820 1x12v 10-51T Complete Gravel Groupset


- Pair of shifters + disc brakes: Shimano GRX ST-RX820 / BR-RX820 (levers + 1000/1700 mm + Flat Mount calipers with resin pads. J-Kit version.)
- Rear derailleur: Shimano GRX RD-RX822-SGS 12v (51T)
- Crankset: Shimano GRX FC-RX820-1 1x12v (42T - 172,5 mm)
- Cassette sprockets: Shimano XT CS-M8100-12 12v (10-51T)
- Chain: Shimano XT CN-M8100
- Disc rotors: Shimano RT-MT800 (Center Lock - 2x160 mm)


- CS-M8100-12 cassette sprocket compatible only with Shimano Micro Spline 12s freewheel body (MTB type)
More Information
SKU PPGRX8201-42T-172.5mm-10-51T
Manufacturer Shimano
Speed number 12 Speed
Type Disc brake
Chainrings 42
Crank Leght 172.5 mm
Der. Cage Lenght Long
Spoke Combination 10-51
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