DURA-ACE HOLLOWTECH II - Road Crankset - 2x11-speed
The DURA-ACE FC-9000 crankset uses advanced HOLLOWTECH II technology and a 4-arm design to reduce weight while maintaining efficiency. An improved chain guide provides surefire shifting and decreased chain drop. It uses a 110mm pitch circle diameter and is offered in 50-34, 52-36, 52-38, 53-39, 54-42, 55-42T chainring options. It is available in 165, 167.5, 170, 172.5, 175, 177.5, and 180mm crankarm lengths.
FEATURES
- Optimum Power Transfer
- Lighter weight, maintain efficiency
- Combined with the improved chain guide design to reduce chain drop
- 4-arm construction crankset
- Maintains high rigidity and reduces weight
- HOLLOWGLIDE
- 110mm Pitch Circle Diameter
- 50-34T/53-39T/54-42T/55-42T/52-36T/52-38T
- Weight: 683g (53-39T, with bottom bracket) 683g (50-34T, with bottom bracket)
PRODUCT SPECIFICATIONS
| MODEL NO | FC-9000 |
|---|---|
| SERIES | DURA-ACE 9000 Series |
| Color | Series color |
| Average weight | 639 (55-42T) 632 (54-42T) 618 (53-39T) 622 (52-38T) 618 (52-36T) 610 (50-34T) |
| Threaded bottom bracket shell width (mm)_70 | ✔ |
|---|---|
| Chainring combination | 55-42T 54-42T 53-39T 52-38T 52-36T 50-34T |
| Compatible bottom bracket type_Outboard | ✔ |
| Crank fixing screw included | ✔ |
| Crank arm length (mm)_165 | ✔ |
| Crank arm length (mm)_167.5 | ✔ |
| Crank arm length (mm)_170 | ✔ |
| Crank arm length (mm)_172.5 | ✔ |
| Crank arm length (mm)_175 | ✔ |
| Crank arm length (mm)_177.5 | ✔ |
| Crank arm length (mm)_180 | ✔ |
| Spider/Gear arms | 4 |
| HOLLOWGLIDE | ✔ |
| HOLLOWTECH II | ✔ |
| HOLLOWTECH crank arm | ✔ |
| Optional chain guard_Without chain/bash guard | ✔ |
| Recommended bottom bracket_Press-fit | SM-BB92-41B |
| Recommended bottom bracket_Threaded (normal) | BB-R9100 |
| Threaded bottom bracket shell width (mm)_68 | ✔ |
| Q-factor (mm) | 146 |
| Chain line (mm) | 43.5 |
| Compatible chain | HG-EV 11-speed, HG-X11 |
| P.C.D. left / right (mm) | 110 |
| P.C.D. (mm) | 110 |
| Rear speeds | 11 |
