Originally Posted by
jhooch
FYI, disc brakes were not available on F100 4X2's until 1973. Only F250/350 could get them optional in 1971.
Front disc brakes were first offered as an option on 1968 F250 2WD's and F350's.
First disc brakes on F100 2WD's: 1973. Thru 1979, manual discs were standard equipment, power discs were optional.
First disc brakes on F100/150 & F250 4WD's: 1976.