Blizz gave Horde easier access to Allied Races in Both Legion and Now BFA

[Hamstar-draktharon (Hamstar)]

“On the PTR it shows Horde exalted rep counts, but you still need to do “The Mechagonian Threat” achievement on Alliance which requires revered rep.”

To Horde Looking to Unlock Mechagnomes

You need to do the requirements for the unlock on an Alliance character. I did everything on a Horde, so I guess it’s grind time Edit: On the PTR it shows Horde exalted rep counts, but you still need to do “The Mechagonian Threat” achievement on Alliance which requires revered rep.