DURA-ACE C40 - Carbon - Tubular - Rim Brake - Rear Wheel
The most versatile in the DURA-ACE wheel lineup, the C40 is the perfect blend of light weight and aerodynamics. The 40 mm ultralight carbon rim is fast and stable in the windiest of conditions. The C40's stiff construction makes it the choice of ProTour sprinters and climbers alike.
- Best all-round wheelset
- Balanced low inertia & aerodynamics
- Responsive acceleration
- Improved drive rigidity
- OPTBAL spoke system
- Lightweight within rigid
- Ultra-light full carbon rim
- Easy maintenance
- Digital cone bearing adjustment system
TECHNOLOGIES
PRODUCT SPECIFICATIONS
| MODEL NO | WH-R9100-C40-TU-R |
|---|---|
| SERIES | DURA-ACE R9100 Series |
| Color | Series color |
| Average weight | 747 g |
| Remarks | * The adapter is needed to use 10-speed cassette sprocket |
|---|---|
| QR lever_Color | Series color |
| OPTBAL | ✔ |
| Axle_Fixing method | Quick release |
| QR skewer length_163 mm | ✔ |
| QR skewer length_168 mm | ✔ |
| Bearing_Cone | CBN finish |
| Bearing_Cup | CBN finish |
| Bearing_Stainless ball | ✔ |
| Brake Type | Rim brake |
| Compatible Spoke protector | CP-W124 |
| Digital Adjustment System | ✔ |
| Front / Rear | Rear |
| Internal grease sleeve | ✔ |
| O.L.D. (mm) | 130 |
| QR nut_Color | Series color |
| Rear speeds | 10*/11 |
| Reflector_AS | CATEYE RR-550-WUA SW |
| Reflector_DIN | CATEYE RR-317-WUA SW |
| Reflector_JIS/CPSC | CATEYE RR-550-WUW SW |
| Rim_Height (mm) | 37 |
| Rim_Offset rim | ✔ |
| Rim_Width (mm) | 28 |
| Seal_Freehub body | Contact |
| Seal_Hub | Contact |
| Spokes_Bladed | ✔ |
| Spokes_Butted | ✔ |
| Spokes_Number | 21 |
| Tire_Recommended size | 23-28 inch - 28-28 inch |
| Tire_Type | Tubular |
| Wheel Size | 700C |
SERIES LINE-UP
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Bottom Bracket DURA-ACE Press Fit Bottom Bracket 86.5 mm shell width
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Brake DURA-ACE Dual-Pivot Brake Caliper
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Brake DURA-ACE Direct Mount Front Brake Caliper
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Brake DURA-ACE Under Bottom Bracket Mount Rear Brake Caliper
