First appearing in 1977 the 88 is found in almost all ford v8 cars from 1986 on and in v6 rangers and explorers. The codes are as follows.

Moser 8 8 Ford Axle Amp Spool Package With 9 Housing Ends Asp1 88
Ford mustang 8 8 rear end width chart. There are 24 different fords that offered the 88 rear axle and well show you. Starting in 1986 ford introduced the popular 88 rear end in the mustang. 1999 and newer mustang rear axles are about 1 716 wider on each side than a 79 93 mustang. 9 conventional and 9 locking. There were 18 ratios offered on mustangs from 1965 til 1967. Ford ranger 88 5675.
We also had an 88 rear sitting in a wrecked 88 mustang we bought for the 302 engine and we discovered that the fox body mustang 88 rear is a mere 3148 inch wider than the stock 8 inch 67. Ford explorer 88 narrowed w2 short side axles. 67 73 mustang axles identified by wheel flange. In the cars if it does not have a 7 12 inch rear it is probably the 88 inch. Oval hole 28 splines two large holes and counter sunk center 31 splines. Here is a list of ford products and mazdas where you could find one.
A number designates a conventional while a letter indicates a locking rear end. Lincoln mark7 lsc svo mustang and fox body saleens use a rear axle that is 125 wider per side than the 87 93 mustangs. From 1986 2010 the ford mustang 88 rear end went into all v8 mustangs 50l 46l and 54l and the ford 75 rear end went into all 4 cylinder 23l and v6 mustangs 38l. On the rear end ratios. Newest july 8 2020 budget body swap 1962 chevy c30 on a 95 dodge 44 dually chassis builds and examples. 94 and newer mustang 88 will bolt into a 79 93 mustang but will require brake line adapters.
O 1986 96 ford lincoln town car and mercury full size cars o 1986 97 cougar lincoln mark series and thunderbird o 1986 96 mustang o 1984 86 capri o 1990 97 aerostar van with wda or wfb axles o 1983 96 bronco rear with wdr or wfl axles o 1987. Rear end track width measurements of classic american cars including chevrolet ford and mopar vehicle rear axle widths.