1 946 70 TRANSMISISIONS Gp 4 343 Gp 4 337 Gear Gear Gp 4 329 Gp 4 338 Rear Speedometer Speedometer Adapter Fitting I Speedometer Axle Ratio Tire Size Type Drive Driven Speedometer Assy Gear Units Spicer 5 Speed Transmission Except S A E Bell Housing 6 1 7 7 00 20 376035369 6 17 7 50 20 8 25 20 9 00 20 10 00 20 37603529 V 7 17 7 00 20 7 50 20 37603559 7 17 8 25 20 9 00 20 exc 0 R I 37603549 7 17 9 00 20 O R 10 00 20 37603539 7 20 7 00 20 7 50 20 37603559 7 20 8 25 20 9 00 20 exc 0 R 37603549 7 20 9 00 20 O R 10 00 20 37603539 Spicer 5 Speed Transmission w S A E Bell Housing 6 17 7 00 20 7 50 20 8 25 20 9 00 20 38275209 7 17 8 25 20 9 00 20 10 00 20 38275209 I Spicer 5 Speed Transmission exc 427 6 17 7 50 20 8 25 20 3760297 3756920 I 6 17 9 00 20 exc 0 R 3760297 1584278 3756922 6 17 9 00 20 O R 3760297 1584275 3756920 7 17 8 25 20 exc 0 R 3760297 1585657 3756920 7 17 8 25 20 0 R 3760297 3756926 7 17 9 00 20 exc 0 R 3760297 6476884 3756920 7 17 9 00 20 0 R 3760297 3756924 7 17 10 00 20 3760297 3756922 7 20 7 50 20 8 25 20 O R 3760297 I 3756926 7 20 8 25 20 exc O R 3760297 1585657 3756920 7 20 9 00 20 exc 0 R 3760297 6476884 3756920 7 20 9 00 20 O R 3760297 3756924 7 20 10 00 20 4 3760297 3756922 Spicer 5 Speed Transmission w 427 6 67 8 25 20 2232669 2232670 1565208 6 67 9 00 20 2232669 2232670 1565210 V 557 10 00 20 2232669 2232670 1565212 7 17 8 25 20 2232669 2232670 1565204 7 17 9 00 20 2232669 2232670 1565206 7 17 10 00 20 2232669 2232670 1565208 Clark 5 Speed Transmission Except S A E Bell Housing 4 88 7 00 20 3918804 3918805 1565452 4 88 7 50 20 3918804 3918805 6451928 4 88 8 25 20 3918804 3918805 6451930 4 88 9 00 20 10 00 20 3918804 3918805 6409741 6 17 7 50 20 8 25 20 exc 0 R 3918804 3918805 6 17 8 25 20 0 R 9 00 20 3918804 3918805 1584275 6 1 7 10 00 20 3918804 3918805 1584278 7 17 7 50 20 8 25 20 3918804 3918805 1585657 7 17 9 00 20 3918804 3918805 15856579 7 17 9 00 20 3918804 3918805 6476884 7 17 10 00 20 3918804 3918805 1585657 7 20 7 50 20 8 25 20 3918804 3918805 1585657 7 20 9 00 20 3918804 3918805 A 15842779 7 20 10 00 20 3918804 3918805 1584277 7 20 9 00 20 3918804 3918805 6476884 GM PARTS DIVISION GEN ERAL MOTORS CORPORATION CHEVROLET 72TM REV 5 79 4 49 4 337 4 337