68 70 All w Muncie 4 Spd exc Tilt 3911917 1 85 SEAL rear bearing 56 67 Ser 50 60 w New Process 4 5 Spd 65 Ser 80 4 cyc Diesel A w New Process 5 Spd 68 69 Tilt 4 cyc Diesel w New Process 5 Spd 68 70 Tilt w New Process 4 Spd 2434156 1 2 40 SEAL ASSY retainer oil 2 0 D NP 90235 55 67 All w Muncie 4 Spd 3769588 1 2 00 SEAL ASSY oil 2V z l D x 3 O D x Via thick 63 66 Diesel w P T 6771984 1 3 50 SEAL ASSY 65 66 Ser 80 2 cyc Diesel w Spicer 5 Spd 65 Ser 80 w Spicer 5 Spd 409 68 70 All w Spicer 5 Spd 427 3867960 1 3 40 SEAL ASSY Spicer 46 463 8 65 66 Ser 80 w Spicer 5 Spd 348 65 Ser 60 w Spicer 5 Spd exc Tilt 66 Ser 60 Diesel w Spicer 5 Spd 67 70 All w Spicer 5 Spd exc 427 3867961 1 5 10 SEAL ASSY Spicer 30 463 11 68 69 All w Clark 5 Spd Emerg Air Brake 427 2379515 1 1 20 SPACER speedo gear 4 319 BOLT BUSHING Transmission Rear Main Bearing 55 57 Ser 4 w prop shaft brake 3774911 1 7 5 retainer V2 13 x 1V 58 59 All w H T 8 cyl 8618160 1 1 50 BUSHING rear retainer 70 Ser 60 Tilt w Spicer 5 Spd 8 cyl 2480061 1 15 515 BUSHING ASSY bearing cap and speedo mainshaft rear 4 329 ADAPTER BRACKET CONTROL ASSY HOUSING PlN SWITCH Speedometer Driven Gear 56 58 Ser 5 6 7 8 exc TDM 7 20 axle ratio w 7 50 x 20 8 25 x 20 8 x 22 5 9 x 22 5 tires 57 Ser 5 6 7 8 exc TDM 6 17 axle ratio w 8 25 x 20 9 x 22 5 tires 57 58 Ser 5 6 7 8 exc TDM 7 17 axle ratio w 7 50 x 20 8 25 x 20 8 x 22 5 9 x 22 5 tires 60 62 Ser 50 60 w 4 Spd 1565814 1 22 74 7 20 axle ratio w 7 x 22 5 7 00 x 20 tires stamped 1564409 56 59 Ser 7 8 w 2 Spd axle 9 04 6 50 and 9 97 7 17 axle ratio 56 59 Ser 9 10 w 2 Spd axle 8 87 6 50 and 9 77 7 17 axle ratio 57 59 Ser 5 6 w 2 Spd axle 2307815 1 13 00 9 04 6 50 axle ratio 57 58 Ser 9 10 exc TDM 67 69 For application refer to chart in Group 4 337 1585657 1 22 74 7 67 axle ratio w 2 85 x 20 9 x 22 5 tires 62 66 Ser 60 Diesel w Spicer 5 Spd exc close ratio 1565173 1 24 03 6 77 4 87 axle ratio w 7 50 x 20 8 x 22 5 tires 62 66 Ser 60 Diesel w 17 000 lb 2 Spd axle 1565175 1 25 91 6 77 4 87 axle ratio w 8 25 x 20 9 x 22 5 tires 62 66 Ser 60 Diesel w 17 000 lb 2 Spd axle 1565176 1 25 91 6 77 4 87 axle ratio w 9 00 x 20 10 x 22 5 tires 62 TDM w Aux Trans 7 17 axle ratio w 10 00 x 20 11 x 22 5 tires 62 Ser 80 Diesel 7 60 5 57 axle ratio w 9 00 x 20 10 x 22 5 tires 68 Ser 60 TDM w Aux 4 Spd 1569300 1 25 91 7 17 axle w 10 00 20 tires 62 66 Ser 80 Diesel 1565172 1 24 03 7 60 5 57 axle ratio w 10 00 x 20 11 x 22 5 tires 62 68 TDM w Aux Trans 7 17 axle ratio w 9 x 22 5 10 x 22 5 8 25 x 20 9 00 x 20 tires 62 66 Ser 80 Diesel 7 60 5 57 axle ratio w 9 x 22 5 8 25 x 20 tires 62 66 Ser 60 Diesel w 15 000 Ib 2 Spd axle 7 95 5 83 axle ratio w 10 x 22 5 9 00 x 20 tires 62 67 Ser 60 Diesel w 15 000 Ib 2 Spd axle 7 95 5 83 axle ratio w 10 x 22 5 9 00 x 20 tires 63 66 All w 8 Spd 7 17 axle ratio w 8 25 x 29 9 x 22 5 9 00 x 20 10 x 22 5 tires 70 Ser 50 60 Tilt 1565170 1 24 03 56 Ser 10 SBC w 5 Spd 64 All ADAPTER UNIT 11 x 22 5 12 ply 67 68 For application see chart in 4 337 group 1584275 1 22 74 6 17 axle ratio w 9 00 x 20 tires right angle at trans 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 318 REV 6 7 4 65 4 318 4 329