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Shimano Ultegra Rear Derailleur RD-R8000 11 Speed
IRDR8000SS
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Shimano Ultegra Rear Derailleur RD-R8000 11 Speed
Shimano Ultegra - Rear Derailleur - (Medium & Short) Cage - Shimano Shadow RD - 11-speed
Optimal Shifting Performance with Sleek Design: Upgrade your bike's drivetrain with the Shimano Ultegra RD-R8000 11-Speed Rear Derailleur, featuring a Shimano Shadow RD design for a sleek appearance and optimized shifting performance.
Shimano Shadow RD Design for Streamlined Look: The RD-R8000 rear derailleur boasts an updated Shimano Shadow RD design, providing a sleek and streamlined look to your bike. Enjoy a modern and attractive appearance while riding in style.
Enhanced Shifting Performance: Designed for 11-speed drivetrains, the Ultegra RD-R8000 offers enhanced shifting performance, ensuring smooth and precise gear changes even under demanding conditions. Experience reliable and consistent shifting on your rides.
Available in Medium and Short Cage Options: Choose between the medium and short cage options to accommodate your specific gear needs and riding preferences. The derailleur's cage length affects the gear capacity and compatibility, allowing you to tailor it to your cycling style.
Reliable and Durable Build: Built with Shimano's renowned quality and durability, the RD-R8000 rear derailleur offers long-lasting performance, even during intense rides and challenging terrains. Count on its reliable performance mile after mile.
Specifications
Specifications of Shimano Ultegra Rear Derailleur RD-R8000 11 Speed
| Model No | RD-R8000-GS | RD-R8000-SS |
| Series | Ultegra R8000 Series | Ultegra R8000 Series |
| Color | Series color | Series color |
| Average Weight | 210 | 200 |
| Remarks | * w/o Bracket spec available | * w/o Bracket spec available |
| Rear Speeds | 11 | 11 |
| Compatible Chain | Linkglide, HG 11-speed | Linkglide, HG 11-speed |
| Top-Normal Spring Type|Shimano Shadow RD | Yes | Yes |
| Mount|Direct Attachment (Conventional) | Yes | Yes |
| Mount|Direct Mount | X* | X* |
| Cable Adjuster | Yes | Yes |
| Max. Front Difference | 16 T | 16 T |
| Total Capacity | 39 T | 35 T |
| Low Sprocket|Max. | 34 T | 30 T |
| Low Sprocket|Min. | 28 T | 25 T |
| Top Sprocket|Max. | 12 T | 14 T |
| Top Sprocket|Min. | 11 T | 11 T |
| Fluoric Coated Link Bushings | 4 | 4 |
| Pulley|Guide Pulley Bearing | Yes | Yes |
| Pulley|Tension Pulley Bearing | Yes | Yes |
| Pulley Cage | GS (Medium Cage) | SS (Short Cage) |
| Pulley|Teeth | 11 T | 11 T |
| Pulley|Sunken Type Pulley Screw | Yes | Yes |
| B-Axle|Hollow Axle | Yes | Yes |
Technologies
Technologies of Shimano Ultegra Rear Derailleur RD-R8000 11 Speed
HG-EV:
HG-EV cassette is for rider-tuned gear combination & cadence management. We provide optimal 11-speed drivetrain gear ratio; you can choice wider and closer gear combination available to match various riding disciplines. HG-EV cassette is obtained 11-speed gear without compromising the 10-speed durability and improved Hyperglide shifting.
HG-X11:
HG-X11 Chain
Silky driving, accurate shifting
HG-X11 directional chain realize more smoother shifts and greater overall performance.
Right and left sides are optimized for front and rear shifting respectively.
Shimano Shadow RD:
The mechanism rear derailleur, Shimano Shadow RD, is intended for more aggressive riding. Its super low profile design carries many benefits. Because of its low profile and single tension construction, the derailleur does not hit the chain stay in rough riding conditions. The result is smooth and silent performance.