SRAM XDR Cassette Body-Zipp Wheel Free Hub Kit – (Includes Bearings and Pawls) Double Time 11 / 12 Speed XD-R – (28.6mm Long Driver) – 900 & Zipp Wheel Free Hub Kit SS 176 / 177 SRAM XDR
XDR Driver The XDR driver is 1.85mm longer than an XD driver. Made for Road specific 11-speed rear wheels; it occupies the same space as an 11-speed HyperGlide road driver. The XDR driver allows XD cassettes that are part of SRAMs 1x road and MTB groups to
XDR Driver
The XDR driver is 1.85mm longer than an XD driver. Made for Road specific 11-speed rear wheels; it occupies the same space as an 11-speed HyperGlide road driver. The XDR driver allows XD cassettes that are part of SRAMs 1x road and MTB groups to be installed on a wheel that is spaced and dished for 11-speed road HyperGlide freehubs when used with a 1.85mm spacer behind the cassette.
- 1.85mm longer than XD Driver to properly fit on 11-speed road HyperGlide hubs
- More stable hub connection means better axle and bearing durability
- Improved cassette/driver interface: cassette will not cut into aluminum driver over time
- XDR Driver is 6-8g lighter
- 10-tooth cog compatibility allows for expanded cassette range
- Licensed to more than 80 wheel and hub manufacturers
- Cassettes are still installed and removed using standard tools and practices.
HU3000013 – Compatible with SRAM X0 and 900 Series rear hubs
HUZ12018062000 – Compatible with Zipp 176 and 177 rear hubs

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