GRX RD-RX820
Shimano, GRX RD-RX820, Rear Derailleur, Speed: 12, Cage: GS, Grey
$184.99
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GRX RD-RX820
$184.99
Shipping calculated at checkout.
Details
- With an integrated chain stabilizer mechanism, the GRX rear derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features an on/off switch for the chain tensioner. The RD-RX820 rear derailleur is compatible with MTB cassettes with a 42T low sprocket max.
- GRX 12 speed rear derailleur for double cranks
- Adjustable chain stabilizer prevents chain slapping and drops
- Gravel-tuned clutch tension can be toggled ON/OFF to match the terrain
- Maximum front difference: 17T
- Total capacity: 42T
- Low sprocket: Max. 34T/Min. 30T
- Top sprocket: 11T
Attributes
| Max Front Difference | 17T |
| Maximum Cog | 34T |
| Minimum Cog | 11T |
| Primary Color | Grey |
| Cage | GS |
| RD Capacity | 42T |
| RD Spring Type | Shadow Plus |
| Speed | 12 |
| Mount | Standard |
Materials + Care
We prioritize quality in selecting the materials for our items, choosing premium fabrics and finishings that ensure durability, comfort, and timeless appeal.
Shipping + Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.