Originally Posted by
fiftyfordfloored
There is no VSS that mounts in the t-case? I remember on my Explorer back a few years, the VSS was mounted in the t-case, and the speedometer cable was driven off of that. IIRC, same deal on the '90s F150's... Don't they use the same transfer case as the heavier trucks? That would kind of suck to have to swap the rear end just for a sensor.
89-91 T cases use a VSS speedo cable combo.