Boost the performance of your Zipp wheels with the original Zipp Ceramic Bearing Upgrade Kit. The high-quality hybrid ceramic bearings reduce rolling resistance, ensure exceptionally smooth operation, and offer outstanding durability. The kit includes 2x 61903 ceramic bearings.
| Product Name: | ZIPP Ceramic Bearing Upgrade Kit 61903 for ZR1/ZM2 hub / Cognition rear hub / cognition & 76 disc front hub / 176 rear hub - 2 pieces | 11.2018.067.000 |
| Manufacturer: | ZIPP |
| Item Code: | ZIP790901 |
| activity: | Cycling |
| material: | Ceramic |
| Bearing Type: | Radial Bearing, Ball Bearing, for Wheels/Hubs |
| Bearing Ø inside: | 17 mm |
| Bearing Ø outside: | 30 mm |
| Bearing Material: | Ceramic |
| Model year: | 2026 |
| weight: | 29g |
| manufacturer item code: | 11.2018.067.000 |
| Weight Source: | BIKE24 |
| GTINs: | 710845877100 |
| Manufacturer page: | http://www.zipp.com |