When doing replacement or upgrading on 1984 – 1993 Jeep Grand Wagoneer, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

High Beam and Low Beam Headlight1993 9004
1984 – 1991 H6054
Front Fog Light1993 H3-55W
Back Up Light1984 – 1991, 1993 1156
Brake1984 – 1991 1157
1993 2057
Dome Light1993 212-2
Front Side Marker1984 – 1991 194
1993 194NA
Front Turn Signal1984 – 1991 1157
License Plate1993 168
1984 – 1991 67
Parking Light1984 – 1991 1157
1993 194NA
Rear Side Marker1986 – 1991, 1993 194
Rear Turn Signal1986 – 1991, 1993 1156
1984 – 1985 1157
Tail Light1984 – 1991 1157
1993 2057
Luggage Compartment1986 – 1991 1156
1993 212-2
Center High Mount Stop Light1993 921
Courtesy1984 – 1991 105
1993 168
Engine Compartment Light1993 105
Glove Box1986 – 1991 1891
1993 194
Map Light1986 – 1991 105
1993 212-2
Radio Display1984 – 1985 1892