4 337 Passenger and Commercial 1 T Trucks equipped with 3 speed transmission Ring Pinion Speedo Speedo Years Models Tire or Wheel Sizes Gear Teeth Adapter Gear No 1929 AC 4 50 20 42 1 1 None 362538 1930 31 AD AE 4 75 19 37 9 None 362714 1932 35 B CA CB DA DB EA EB ED 5 25 18 4 ply 5 50 17 4 ply 37 9 None 600119 1933 36 CC DC EC FC 5 25 17 4 ply 37 9 None 364442 1934 36 DC EC FC ECONOMY 5 25 19 4 ply 42 11 848492 601104 1934 36 DC EC FC 5 25 19 4 ply 37 9 None 601104 1935 EA EB ED ECONOMY 5 50 17 4 ply 42 11 None 601623 1936 EC FC ECONOMY 5 25 17 4 ply 5 50 17 4 ply 42 11 None 601805 1936 FA FB FD 5 50 17 4 and 6 ply 6 00 17 4 ply 6 00 16 4 ply 6 25 16 4 ply 6 50 16 4 ply 7 50 15 6 ply 37 9 None 601895 1936 FA FB FD ECONOMY 5 50 17 4 and 6 ply 6 00 17 4 ply 6 00 16 4 ply 6 25 16 4 ply 6 50 16 4 ply 7 50 15 6 ply 42 1 1 None 602027 1937 39 GA GB HA HB IA IB 6 00 16 4 and 6 ply 6 25 16 6 ply 38 9 None 602517 1937 39 GA HA IA IB 5 50 18 4 and 6 ply 38 9 None 602519 1937 39 GC GD HC HD IC ID KC 15 wheel 37 9 None 602519 1937 40 GC HC IC KA KC KH 6 00 16 4and6 ply 6 25 16 4and6ply 37 9 None 602519 1937 40 GC HC IC KC 6 50 16 4 ond 6 ply 37 9 I None 602519 1937 40 GA GB HA HB IA IB KA KB KH 6 00 16 4 and 6 ply 6 25 16 6 ply 41 11 None 602518 1937 40 GA GB HA HB IA IB KA KB IGI 5 50 18 4 and 6 ply 41 11 None 603164 l 1937 40 GC HC IC KC 6 50 18 4 and 6 ply 37 9 None 602518 1937 40 GC HC IC KA KC KH 5 50 18 4 and 6 ply 37 9 None I 602518 1 602519 1937 39 GC HC IC 1S wheel 4 and 6 ply 6 00 16 4 and 6 ply 6 25 16 4 and 6 ply 6 50 16 4 and 6 ply 42 11 None 602518 I 1937 39 GC HC IC 6 50 17 6 ply 42 11 None 603164 I 1937 39 GC HC IC 5 50 18 4 and 6 ply 42 11 None 602518 603164 1937 39 GD HD ID 7 00 17 6 and 8 ply 37 9 1565814 603164 1937 39 GD HD ID 7 50 17 8 ply 37 9 None 603164 i 1940 KD 15 wheel 41 9 1565814 602517 p 1940 KD 7 00 17 6 and 8 ply 7 50 17 8 ply 41 9 None 602519 1941 46 AK BK CK DP 15 wheel 37 9 None 605061 1 1941 46 AG AH AK BG BH BK DI DK CK DP 6 00 16 4 and 6 ply 6 25 16 4 ond 6 ply 6 50 16 4 and 6 ply 37 9 None 605061 1941 46 AK BK CK DP 6 50 17 6 ply 37 9 None 605061 605062 Q 1941 46 AG AH AK BG BH BK DI DK CK DP 5 50 18 4 ply 6 00 18 4 and 6 ply 37 9 None 605062 1941 46 AG AH AK BG BH BK DI DK CK DP 5 50 18 6 ply 37 9 1565814 605062 1941 46 AG AH BG BH DI DK 6 00 16 4 and 6 ply 6 25 16 4 and 6 ply 6 50 16 4 and 6 ply 41 11 None 605062 1942 46 BG BH DI DK 5 50 18 4 and 6 ply 6 00 18 4 and 6 ply 41 1 1 1565814 605062 1941 46 AL BL DR 7 00 17 6 and 8 ply 7 50 17 8 ply 41 9 None 605063 1941 46 AL BL DR 15 wheel 41 9 1565814 605063 1941 46 AM AN BM BN DR 7 00 17 6 and 8 ply 7 50 17 8 ply 15 wheel 41 9 None 605061 Cornmercia1 to 1 T and Utility 1 T Trucks equipped with 4 speed transmission 1929 LQ 30 x 5 front 32 x 6 rear 39 8 None 362539 1930 31 LR LS LT 30 x 5 front 32 x 6 rear 38 7 None 362716 1930 36 LS LT M N O P Q R 7 00 20 8 ply 32 x 6 10 ply 32 x 7 10 ply 37 6 None 364163 1931 36 M N O P O H 7 00 20 8 ply 32 x 6 10 ply 32 x 7 10 ply 38 7 848492 363575 1931 36 M N O P Q R 7 50 20 8 ply 38 7 848493 363575 1933 36 CB DB EB FB 5 25 18 5 50 17 37 9 None 600096 208