Rear Axle Conversion Kits

Zipp Rear Axle Conversion Kits let you adapt your rear hub to match your frame and drivetrain setup. These kits are designed for specific Zipp hub models and freehub body configurations, so you can select the option that fits your build.

• Options include end cap sets for 12 x 142mm thru-axle and quick-release (QR) rear hubs, with compatibility for Shimano/SRAM 11-speed, SRAM XDR, and Campagnolo freehub bodies.
• Kits cover popular Zipp hub families, including 176, 177, Cognition, Cognition V2, and 188 SRAM hubs.
• Some sets are tailored for disc brake hubs, while others work with standard rear axle configurations.
• Choose the specific end cap or conversion cap set that matches your hub model and axle standard.