New Old Stock Autolite Horn Relay 1938-39 Chrysler DeSoto Dodge Plymouth #689916Part # 689916 (Auto Lite HR4101 Also 853742) Horn Relay This is a New Old Stock original Auto Lite horn relay for the models listed below. Correct HR4101 unit. Original Auto Lite part in original packaging. Models Plymouth: Deluxe up to serial #10624000 (1938), all 1939 models Dodge: All models (1938 1939) DeSoto: All models (1938 1939) Chrysler: All models (1938 1939) Years 1938 1939 Make: Plymouth, Dodge, DeSoto, Chrysler Year: 1938 1939 Type: Car