Shimano Ultegra R8000 GS Rear Mech – 11-Speed Medium Cage
$35.35
Description
The Shimano Ultegra RX Rear Derailleur is engineered to bridge the gap between road cycling precision and off-road resilience, making it an ideal choice for adventurers seeking seamless performance across diverse terrains. Whether tackling gravel paths, mountain passes, or urban streets, this derailleur ensures reliable gear transitions thanks to its advanced Shadow RD+ chain stabilization system. The integrated clutch mechanism with an On/Off switch allows riders to effortlessly toggle between smooth road shifts and secure trail-ready stability, eliminating chain slap without sacrificing speed or control.
Perfect for cyclists who demand versatility, this derailleur supports 11-speed setups and is compatible with existing Shimano road Dual Control Levers and Direct Mount systems—meaning no major frame modifications are needed for installation. Its medium cage design pairs seamlessly with cassettes up to 34 teeth, while a robust 39T wrap capacity handles larger gear ranges for steep climbs or technical descents. At just 248 grams and available in sleek black finish, it balances lightweight efficiency with rugged durability without compromising aesthetics.
Why Choose Ultegra RX?
– Adventure-Ready Stability: Ideal for gravel grinders, cyclocross enthusiasts, or weekend explorers conquering rough terrain
– Dual Compatibility: Works with mechanical 11-speed systems or integrates with Shimano Di2 electronic drivetrains
– Effortless Transition: Clutch switch lets you adapt instantly to road or off-road conditions
– Future-Proof Build: Designed for modern drivetrain setups with direct mount support
| Feature | Shimano Ultegra RX | Competitor A (SRAM Force AXS) | Competitor B (Campagnolo Hyperon) |
|---|---|---|---|
| Chain Stabilization | Shadow RD+ Clutch Mechanism | Limited clutch options | No dedicated clutch |
| Terrain Suitability | Adventure/Gravel & Road | Road/Gravel | Road Only |
| Weight | 248g | 265g | 280g |
| Compatibility | Shimano Road & Direct Mount | SRAM AXS | Campagnolo |
| Wrap Capacity | 39T | 37T | 36T |
For riders pushing beyond paved limits, the Ultegra RX delivers unmatched confidence on technical trails while maintaining road bike responsiveness. Whether you’re exploring unpaved paths or racing on asphalt, its precise actuation and adaptable design make it a standout upgrade for hybrid adventures. Designed specifically for those who refuse to choose between speed and stability, this derailleur empowers every ride—whether you’re conquering cobbles or navigating singletrack—with precision engineered for any surface. Model GM24855V ensures compatibility with modern drivetrains, offering a seamless solution for cyclists seeking to expand their riding horizons without compromising performance.
