DURA-ACE C40 - Carbon - Tubular - Disc Brake - 12 mm Thru Axle - CENTER LOCK - Front 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.
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FEATURE
- OPTBAL spoke system
- Road E-THRU 12 mm
- Ultra-light full carbon rim
- CENTER LOCK
BENEFIT- Best all-round wheelset
- Balanced low inertia & aerodynamics
- Responsive acceleration
- Improved drive rigidity
- Lightweight within rigid
- Disc brake system
TECHNOLOGIES
PRODUCT SPECIFICATIONS
| MODEL NO | WH-R9170-C40-TU-F12 |
|---|---|
| SERIES | DURA-ACE R9100 Series |
| Color | Series color |
| Average weight | 609 g |
| Axle_Fixing method | 12 mm E-THRU |
|---|---|
| Thru Axle Length x Inner Diameter | 100 x 12 mm |
| Bearing_Cone | CBN finish |
| Bearing_Cup | CBN finish |
| Bearing_Stainless ball | ✔ |
| Brake Type | CENTER LOCK disc brake |
| Disc mount_140mm Disc rotor compatible | ✔ |
| Disc mount_Center lock | ✔ |
| Front / Rear | Front |
| Internal grease sleeve | ✔ |
| O.L.D. (mm) | 100 |
| 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_Width (mm) | 28 |
| Seal_Hub | Contact |
| Spokes_Bladed | ✔ |
| Spokes_Butted | ✔ |
| Spokes_Number | 24 |
| Tire_Recommended size | 23-622 - 32-622 |
| 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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Cassette Sprocket DURA-ACE 11-Speed Road Cassette Sprocket
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Wheel DURA-ACE C60 Tubular Disc Brake Rear Wheel
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Thru Axle SHIMANO 142x12 mm E-THRU 163 mm Axle Urban Rear
