Shimano GRX RX810 Rear Derailleur
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With its integrated chain stabilizer, the SHIMANO GRX derailleur provides a quieter cycling experience and more secure and precise shifting on varied terrain. For rides on smooth roads, the derailleur has an on/off switch for the chain tensioner. The RD-RX810 rear derailleur is suitable for road cassettes with a maximum largest sprocket of 34T.
Silent and uninterrupted rear shifting on rough terrain
Adjustable chain stabilizer prevents chain slap and drops
SHIMANO SHADOW RD+
Smooth and reliable shifting on varied terrain
Turn the clutch ON or OFF depending on the terrain
Turn the stabilizer ON or OFF depending on the terrain
Gravel-tuned clutch tension
Max. front difference: 17T
Smallest sprocket: max. 11T/min. 11T
Largest sprocket: max. 34T/min. 30T
Total capacity: 40T
OEM packaging:
This product comes in OEM packaging, meaning without original retail packaging.
It is an original and unused product. This results in an incredibly sharp price!
Specifications
| Number of gears | 11 |
| Suitable for | Shimano |
| Color | Black |
| SKU | IRDRX810 |
| Barcode | 4550170448875 |

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Our Reviews
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Once again a good experience. Ordered a Sram Code RS brake set. Delivered quickly, unfortunately the handlebar clamps were forgotten but delivered without issues afterwards. Also the MMX.
JoostUpdated on Apr 14, 2026 -
Bought a cool Hollowgram R-SL50 wheelset for my gravel bike from Woest Sport at a great price. The rear wheel needed to be re-spoked according to the Cannondale Ai principle, which they did very profes...
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Today, after some Googling, I went to Woest for new running shoes. I've been running in Asics Nimbus for over 20 years, and now, after a tip from a colleague, I decided to try Hoka. I was perfectly helped by the staff.....
HenkUpdated on 16 Mar 2023
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