SHIMANO ULTEGRA - HOLLOWTECH II - Road Crankset - 2x11-speed

The all-new SHIMANO ULTEGRA R8000 series crank features lightweight crankarms, a hollow outer chainring, and a wider gear pitch for increased clearance on modern road frames. It is available with 53-39, 52-36, 50-34, and 46-36T chainrings and 165, 170, 172.5, and 175mm crank arm lengths.

Features:

Lightweight crankarm design optimized for power-transfer efficiency

Minimal weight without sacrificing stiffness
HOLLOWTECH II

Rider-tuned gear performance through various gear combinations

Redesigned FC for greater frame compatibility

Wider gear pitch increases clearance between chain and leading teeth, providing compatibility with frames of O.L.D. 135 mm and 410 mm chainstay length

Specifications:

MODEL NO FC-R8000
SERIES ULTEGRA R8000 Series
Color Series color
Average weight 668 (46-36T) 674 (50-34T) 681 (52-36T) 690 (53-39T)
Rear speeds 11
Compatible chain LINKGLIDE, HG 11-speed
Chain line (mm) 43.5
P.C.D. left / right (mm) 110
P.C.D. (mm) 110
Spider/gear arms 4
Chainring combination 46-36T, 50-34T, 52-36T, 53-39T
Q-factor (mm) 146
Crank arm length (mm)|165 ✔
Crank arm length (mm)|170 ✔
Crank arm length (mm)|172.5 ✔
Crank arm length (mm)|175 ✔
Optional chain guard|Without chain/bash guard ✔
HOLLOWTECH II ✔
HOLLOWTECH crank arm ✔
HOLLOWGLIDE X, - (46-36T)
Compatible bottom bracket type|Outboard ✔
Recommended bottom bracket|Threaded (normal) SM-BBR60
Recommended bottom bracket|Press-Fit SM-BB72-41B
Threaded bottom bracket shell width (mm)|68 ✔
Threaded bottom bracket shell width (mm)|70 ✔
Crank fixing screw included ✔

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