- 191
- 12
- 11-30T, 11-34T
- HYPERGLIDE+
Specifications
As listed in the manufacturer's catalog.
General
- Series
- ULTEGRA
- Model no.
- CS-R8101-12
- Type
- HYPERGLIDE+
- Rear speeds
- 12
- Compatible chain
- HG 12-speed
- Combination name (Group name)
- 11-30T, 11-34T
- Spline type / HG spline L2 (ROAD 12-speed dedicated)
- Yes
- Aluminum spider arm / QTY (pcs)
- 2
- Titanium gear / QTY (pcs)
- 0
- Aluminum gear / QTY (pcs)
- 0
- Average weight (g)
-
Combination * Titanium gear
- 1
- 11-12-13-14-15-16-17-19-21-24-27-30T
- 2
- 11-12-13-14-15-17-19-21-24-27-30-34T
Steel gear
- QTY (pcs)
- 12
- Finish
- Nickel plated
Lock ring
- Material
- Aluminum
- Finish
- Anodized
How spec sheets write it
The most common ways bicycle spec sheets name it, by number of mentions.
-
SHIMANO ULTEGRA CS-R8101-12 11-30T
-
SHIMANO ULTEGRA CS-R8101, 12-speed, 11-34T
-
Shimano CS-R8101 11-34 12s, Number of sprockets 12, Range 11-34
-
Shimano Ultegra R8101, 11-34, 12 speed
-
Shimano Ultegra R8101, 11-30, 12 speed
-
Shimano Ultegra CS-8101 11-34T, 12-speed 11-34
-
Shimano Ultegra CS-R8101-12 10-34T
-
Shimano Ultegra R8101, 11-30 teeth, 12 speed
Bicycles
Published bicycles that use it, newest model years first.
