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Shop the best prices from top brands on new bike front and rear derailleurs for your road or electric ride's DIY overhaul, upgrade, or installation. High-performance, light, strong, and affordable components for 9, 10, 11, and 12 speed Dura Ace, Ultegra, and Red drivetrains from Shimano, SRAM, and more!
Road Derailleurs & Parts
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$334.99Shimano GRX Di2 RD-RX810 Rear Derailleur (Black) (1 x 11 Speed) (42T Max) (Clutch) (Electronic)