Foxbody Mustang Vehicle Identification Number

The VIN on any vehicle is a very useful line of characters and numbers. It tells us the year, assembly plant, body type and engine option that the car was factory fitted with. Below is how to decode these magical strings.

1979-1980 Mustang VIN
1981-1993 Mustang VIN


1979-1980 Mustang VIN:
ex: 9F04F100001 - 11 characters
Character Significance Crack the code
1st Year 9 = 1979, 0 = 1980
2nd Assembly plant F = Dearborn, R = San Jose
3rd & 4th Body model 02/04 = 2dr notchback, 03/05 = 3dr hatchback
5th Engine F = 5.0L 2bbl, D = 4.2L 2bbl
6th to 11th Production number x Mustang produced for year

1981-1993 Mustang VIN:
ex: 1FABP27M7EF100001 - 17 characters

Character Significance Crack the code
1st to 3rd World manufacturer 1FA = FMC, passenger car
4th Restraint system B = Active manual seat belt, C = Active seat belts + airbag
5th Passenger car P = Passenger car
6th & 7th Body model* 10 & 26 (L,GL,GLX), 12 (Ghia), 40 (LX, LX 5.0) = 2dr notchback
16 & 28 (GL,GT,GLX,L,LX), 41 (LX,LX 5.0), 42 (LX 5.0, GT) = 3dr hatchback
27 (GLX,GT,LX), 44 (LX), 45 (GT) = convertible
8th Engine D = 4.2 2bbl, F = 5.0L HO 2bbl/4bbl, M = 5.0L HO 4bbl/CFI/SEFI(1987), E = 5.0L HO SEFI, D = GT40
9th Check digit 0-9
10th Year B = 1981,C = 1982,D = 1983,E = 1984,F = 1985,G = 1986,H = 1987
J = 1988,K = 1989,L = 1990,M = 1991,N = 1992,P = 1993
11th Assembly plant F = Dearborn, R = San Jose
12th to 17th Production number x Mustang produced
* Body style codes depend on what body style was available for corresponding year.
ex: 27 = convertible, but GLX was not used for later years, thus if you have an 88, body code = 27, it can't be GLX.