Hootbro Joined Aug 25, 2003 Messages 3,040 Location DELAWARE Sep 4, 2017 #21 Starting with the then new generation 2015 and up F150's, Ford went to a electronic locking differential. I suspect that has a lot to do with the lower viscosity requirements.
Starting with the then new generation 2015 and up F150's, Ford went to a electronic locking differential. I suspect that has a lot to do with the lower viscosity requirements.
