When doing replacement or upgrading on 1976 – 1980 Dodge Aspen, 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 Headlight 1976 – 1979 H6024
1980 H6054
Back Up Light 1976 – 1980 1156
Brake 1976 – 1980 1157
Dome Light 1976, 1978 – 1979 211-2
1977, 1980 578
Front Side Marker 1976 – 1980 168
Front Turn Signal 1976 – 1980 1157
License Plate 1976 – 1980 168
Parking Light 1976 – 1980 1157
Rear Side Marker 1976, 1979 – 1980 168
1977 – 1978 194
Rear Turn Signal 1976 – 1980 1157
Tail Light 1976 – 1980 1157
Courtesy 1979 161
1977 – 1978 194
Engine Compartment Light 1978 1003
1976 – 1977 1004
Glove Box 1979 – 1980 1891
1976 – 1978 1893
Map Light 1977 194
1976, 1978 – 1980 562
Radio Display 1980 158
1976 – 1979 194
Trunk 1976, 1978 – 1980 1003
1977 1004