The only real drawback, which may put off some, is that this is the only cassette size available or compatible with the rear derailleur. SRAM’s Universal Derailleur Hanger (UDH) technology ...

As we’ve already reported, “the U.S. based team opted for a 54T ring on the front, and a stupid-size ... SRAM RED XPLR 1×13 ...

So in 2019, the US component giant delivered the SRAM UDH – Universal Derailleur Hanger – and created one of the most highly compatible mountain bike components ever made. To quote the Shamen ...

The whole bike comes in at an equally impressive 7.28 kilograms — 16 pounds, 0.8 ounces — for a size 56. Specialized achieved this ... geometry (duh), a universal derailleur hanger (UDH) and SRAM RED ...

The Full Mount derailleur will only fit on a bike frame that follows SRAM's UDH derailleur hanger standard. There's a good range that do, but equally plenty that do not, although more gravel bikes ...

SRAM's UDH (Universal Derailleur Hanger) has been widely adopted over the last few years as brands look to give customers and retailers a simpler solution when it comes to sourcing spare hangers.

SRAM has put another fly in the ointment with its latest Direct Mount Red XPLR AXS, which only fits on UDH spec framesets. The tech is bound to trickle down to lower priced 1x SRAM groupsets in ...

Bike-specific direct-mount hangers are available for Shimano rear derailleurs, but this is the first SRAM UDH to Shimano direct-mount adaptor we’re aware of. Shimano’s direct-mount standard ...