135mm Hub Bodies that accept XD driver
Have you looked at the 12 speed group from Sunrace? https://singletrackworld.com/2018/04/found-sunrace-has-a-new-12-speed-mz90-11-50t-cassette/

Or just released from SRAM is the new 12 speed NX group that uses at standard freehub:
https://www.sram.com/sram/mountain/family/nx-eagle