# Shimano GRX RD-RX822-GS Rear Derailleur - 12-Speed Direct Mount Medium Cage Shadow Plus Design 45t Max Low

With an integrated chain stabilizer Shimano GRX RD-RX822 12-speed rear derailleurs feature an intergrated chain stablizer that delivers quieter shifting and more secure chain management in rough terrain. The chain tensioner has an ON/OFF switch for easy wheel removal.

Largest Cog

45

Rear Der/Shifter Compatibility

Shimano Road

Rear Derailleur Mount Type

10x1 Standard

Drivetrain Speeds

12

Weight

290

Chain Wrap Capacity (teeth)

35

Cage Length

Medium

Max Cog Size

45T

## Details

- **Price:** 145.0 USD
- **Vendor:** Gio's Outdoors
- **Type:** Rear Derailleurs
- **Tags:** Gio's Outdoors, Shopify Collective

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 145.00 USD | In stock |

## Images

- Shimano GRX RD-RX822-GS Rear Derailleur - 12-Speed Direct Mount Medium Cage Shadow Plus Design 45t Max Low

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> Source: [Smart supply deals](https://smartsupplydeals.com/products/shimano-grx-rd-rx822-gs-rear-derailleur-12-speed-direct-mount-medium-cage-shadow-plus-design-45t-max-low)
> Updated: 2026-07-22