Do they fit a 1977 ford f150 4x4 ?

Locking Hub Actuating Knob | OEM Ford | 68-77 Bronco, 68-72 Ford Truck

It doesn't look like it. The manufacturer lists them for the Ford Bronco 1968-77 and Ford Truck F100/350 - 1968-72.

Asked: Nov 06, 2022 - 03:47 PM PST • Answered: Nov 09, 2022 - 12:18 AM PST • SKU: 8808 • Intent: fitment

SKU: 8808