Description

SHIMANO Ultegra R8000 Shadow RD 11-Speed Rear Derailleur (GS – Medium Cage)
Experience the pinnacle of road cycling performance with the SHIMANO Ultegra R8000 Shadow RD Rear Derailleur. Engineered for the passionate cyclist who demands reliability, speed, and precision, this derailleur brings pro-level technology directly from the top-tier Dura-Ace series to your every ride. Whether you´re conquering steep climbs or sprinting for the finish line on your road bike, the R8000 delivers flawless, intuitive shifting you can count on. It represents the perfect balance of lightweight design, robust durability, and race-winning performance that defines the Ultegra legacy.
Sleek, Protected, and Aerodynamic
Adapted from SHIMANO´s race-proven mountain bike technology, the integrated Shadow RD design gives the derailleur an incredibly low and discreet profile. Tucked neatly under the chainstay and cassette, it´s significantly less exposed to potential damage from crashes, transport, or roadside obstacles. This not only protects your investment but also contributes to a cleaner, more aerodynamic, and modern aesthetic for your high-performance road machine.
Unmatched Shifting Stability and Precision
The R8000 isn´t just about protection; it´s about unparalleled performance. The Shadow design ensures a consistent and light shifting effort across the entire cassette range. The optimized slant angle maintains a precise distance to the cassette sprockets, resulting in crisp, accurate, and lightning-fast gear changes, even when you´re putting down maximum power. This stable platform significantly reduces chain slap and noise, offering a quiet and composed ride on all road surfaces, from smooth tarmac to rougher backroads.
Versatility for Every Challenge
This GS (Medium Cage) version is the ideal choice for modern road cycling, offering exceptional versatility for riders who face varied terrain. It´s specifically designed to accommodate wider-range cassettes, supporting a low sprocket up to 34T. This expanded gear range, with a total capacity of 39 teeth, gives you the confidence to tackle the steepest gradients without sacrificing the top-end speed needed for flats and descents. It is the perfect derailleur for long days in the mountains, challenging sportives, and all-around road cycling adventures. The direct mount option offers a stiffer, more direct connection to compatible frames, further enhancing shifting accuracy and simplifying wheel changes.
Brand:- SHIMANO.
Category:- Transmission.
Subcategory:- Rear shifters – Gearbox pulleys.
Specifications:
– Product: Rear Derailleur ROAD ULTEGRA R8000 2x11S Medium Stick 39 Teeth Black.
– Model: ULTEGRA R8000 GS (Medium Cage)
– Series: ULTEGRA R8000 Series
– Application: Road Cycling
– Speeds: 11-Speed (for 2×11 drivetrains)
– Mount Type: Direct Mount Compatible
– Cage Length: Medium (GS)
– Low Sprocket (Max): 34T
– Low Sprocket (Min): 28T
– Top Sprocket (Max): 12T
– Top Sprocket (Min): 11T
– Total Capacity: 39T
– Part Number: IRDR8000GS SHIMANO