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Shimano GRX 2x12sp RD-RX822 Direct Mount Rear Derailleur (w/o Box)

Shimano GRX 2x12sp RD-RX822 Direct Mount Rear Derailleur (w/o Box)

Name: Shimano GRX 2x12sp RD-RX822 Direct Mount Rear Derailleur (w/o Box)
Brand: Shimano
SKU: IRDRX822SGS
Price: 81.19 EUR
Availability: InStock

The SHIMANO GRX rear derailleur offers quieter shifts and more secure chain management on rough terrain.

Reference IRDRX822SGS

€115.99

€81.19 Save 30%

VAT included

You save €34.80 (30%) on the manufacturer's recommended price

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Thanks to the integrated chain stabilizer, the SHIMANO GRX rear derailleur offers quieter shifts and more secure chain management on rough terrain. The RD-RX822-SGS rear derailleur is compatible with SHIMANO MTB 10-51T 12-speed cassettes, so you'll never run out of gears even on the steepest climbs on dirt roads or high-mountain singletrack. The chain tensioner features an ON/OFF switch for easy wheel removal.

BENEFITS
Quiet and reliable shifting on rough terrain
Smooth and reliable shifting on mixed terrain
Smallest sprocket: Max. 10 rpm
Largest sprocket: Max. 51 rpm 51T
Total gear capacity: 41T
Interchangeable GS/SGS derailleur cage, replaceable

FEATURE
Adjustable chain stabilizer prevents chain slap and chain drop
SHIMANO SHADOW RD+
Stabilizer ON/OFF switch allows for terrain adaptation

PRODUCT SPECIFICATIONS
Model No.: RD-RX822-SGS
Series: GRX
Sprockets: 12
Compatible chain: HG 12-speed
RD Frame | SHIMANO SHADOW RD+: Yes
Mounting | Direct Mount (Conventional): Yes
Cable Adjuster: Yes
Total Capacity: 41T
Min. Pinion
Max.: 51T
Min.: 51T
Max. Pinion
Max.: 10T
Min.: 10 days
Fluoro-Coated Bushings: 6
Pulley
Cable Guide Pulley: Cartridge Bearing: Yes
T-Pulley Bearing: Yes
Teeth: 13T
Recessed Pulley Pin: Yes
Axle Mount | Hollow Axle: Yes
Average Weight: 288g
Color: Color Series

Reference IRDRX822SGS

Data sheet

Speeds: 12
Code: SH241024
Compatible with: Shimano
Type: Mechanical

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Who it is for and how to use it

Ideal for

Gravel riders on rough terrain

Designed for riders tackling rough terrain who want more secure chain management. The integrated stabiliser helps keep the drivetrain tidy on uneven ground.

Riders using Shimano MTB 12-speed 10-51D cassettes

Suitable for those looking for a rear derailleur compatible with SHIMANO MTB 10-51D 12-speed cassettes and 12-speed HG chain. The setup is consistent with Shimano 12-speed drivetrains.

Riders tackling gravel roads and high-mountain singletrack

Suitable for rides on gravel roads or high-mountain singletrack, where smooth shifting and reliable chain control are needed. The SHIMANO SHADOW RD+ system works to reduce chain slap.

Use cases

Ideal

Steep climbs on gravel

Compatibility with SHIMANO MTB 10-51D 12-speed cassettes helps to manage ratios suited to the steepest climbs. It is a solution designed to remain smooth on rough terrain.

Cassette 10-51D · 12 velocità · Terreni accidentati

Very suitable

High-mountain singletrack

The rear derailleur is designed for gravel roads or high-mountain singletrack. The adjustable stabiliser helps limit chain movement.

Singletrack · Alta montagna · Stabilizzatore catena

Suitable

Easier wheel removal

The ON/OFF chain stabiliser switch makes wheel removal easier. It is useful when working on the bike without having to manage chain tension.

Tendicatena ON/OFF · Cambio meccanico · Attacco diretto

Who it is for

Technical gravel cyclist

Looks for: A mechanical rear derailleur for rides on gravel and rough terrain.
Why: The Shimano GRX RD-RX822 offers chain management and smooth shifting in rough conditions, with targeted compatibility for 12v drivetrains.

Frequently asked questions

Which cassettes is the Shimano Rear Derailleur 2x12v RD-RX822 GRX compatible with?

It is compatible with SHIMANO MTB 10-51D 12-speed cassettes and 12-speed HG chain. This makes it suitable for Shimano 12-speed drivetrains.

What type of component is it?

It is a mechanical rear derailleur. The structure is designed for use on rough terrain.

What is the weight of the derailleur?

The weight is 288 g. The figure is also listed as component weight 288.

What conditions is it designed for?

It is intended for gravel roads or high-mountain singletrack. It is therefore suitable for rides on rough terrain.

What mounting standard does it use?

It uses Direct mount (conventional). This standard is consistent with direct mounting of the rear derailleur.

Information prepared by the BSA team with the support of AI, based on the manufacturer's specifications.

Shimano GRX 2x12sp RD-RX822 Direct Mount Rear Derailleur (w/o Box)

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