Shimano RD-RX822 GRX 12-Speed Single 51T Rear Derailleur

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  • Rugged reliability with fast & precise shifting
  • Compatible with 12-speed Hyperglide+ chains
  • Wide gear ratio compatible up to 10-51T
WAS £119.99
SAVE 11%
Stock Status:
Stock due soon - order now for despatch in 5 days

Discover the pinnacle of cycling efficiency with the Shimano RX822 GRX 12-Speed Single 51T Rear Derailleur. Designed specifically for gravel biking, this derailleur offers unparalleled performance, transforming your ride into a seamless adventure.

  • Enhanced Gear Shifting: With its 12-speed rear derailleur, experience swift and precise gear changes that keep you in control, no matter the terrain.
  • Stable Performance in Rough Terrain: The Shadow Plus technology utilises a chain stabilising switch, significantly reducing chain bounce and ensuring stable, reliable shifting on uneven surfaces.
  • Rugged Durability: Crafted from high-tolerance cold-forged aluminium, this derailleur offers a rare combination of lightweight design and robust strength.
  • High Compatibility: Seamlessly integrates with 12-speed Hyperglide+ chains and is compatible with a wide gear ratio up to 10-51T, catering to diverse biking needs.
  • Optimised for Single Chainset: Tailored for use with a single chainset, it ensures a streamlined, efficient drivetrain setup.

The Shimano RX822 GRX isn't just a component; it's a game-changer for gravel enthusiasts. By offering a perfect balance of reliability, precision, and durability, it ensures that your focus remains on the joy of the ride, not on the mechanics.

Ready to elevate your cycling experience? The Shimano RX822 GRX 12-Speed Single 51T Rear Derailleur is waiting to revolutionise your ride. Experience the difference in your next adventure.



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Online we currently accept payment from the methods listed above including a wide range of finance options. In store we also accept payment in the form of cash and gift vouchers.

Finance Options

In order to get the kit you want, when you need it, without ruining the family finances we offer a highly flexible range of finance options to help you get the best products on your bike now rather than at the end of the season when you've saved up the cash to make the purchase. There are even interest free options which effectively spread the cost without costing you any extra.

D.T.(Automotives) Limited T/A Tweeks Cycles is authorised and regulated by the Financial Conduct Authority and is the broker and not the lender. Our FCA registration number is 689896. D.T.(Automotives) Limited offers credit products from Secure Trust Bank PLC trading as V12 Retail Finance and Klarna. Credit is provided subject to affordability, age and status. Minimum spend applies. Not all products offered by Secure Trust Bank PLC are regulated by the Financial Conduct Authority.

Delivery & Returns

UK Mainland Delivery Prices

Delivery Type Cost Estimated Delivery Time
Standard Delivery for orders under £49.99 from £1.33 2-3 working days from day of despatch(Excludes weekends and Bank Holidays)
Standard Delivery for orders over £49.99 Free
Express Delivery from £1.68 1-2 working days from day of despatch(Excludes weekends and Bank Holidays)
Special Delivery from £12.54 For any next working day delivery order before 4pm Monday to Thursday.
For any weekend delivery order before 4pm Friday
Click & Collect from £7.62 Collect your parcel from a local post office. 2-3 working days from day of despatch(Excludes weekends and Bank Holidays)

For international shipping please visit our delivery page.

For information about returning an item please visit our returns page.