Long before UDH became a well-known acronym and widely-adopted standard, our first Patent Patrol sneak peek at SRAM’s direct mount T-type derailleurs illustrated a clearly mechanical Transmission.

In order to achieve this, SRAM has provided the team with modified Red XPLR derailleurs that have an extra hole drilled into the central parallelogram, into which a small grub screw has been added ...

Could this be the new SRAM Red XPLR AXS? What caught my eye was the beefy SRAM transmission-style rear derailleur ... introducing 12-speed mechanical GRX just last year and the electronic 12 ...