TWO SPEED PLANETARY REAR AXLE 50 60 65 5 386 TYPE T170 1 7 000 LBS 2 0010E C0n t 3989878 CE CM CS SE SM 6 50 8 85 1 W 20 x 6 5 20 x 7 Cast Steel WheeIs E 1975 1973 4 5 6 7 1st Design 3989880 CE CM CS SE SM 6 50 8 85 1 W 20 x 6 5 20 x 7 10 Stud BS Type Mtg SE 1975 1973 4 5 6 7 1st Design 3992437 CE TE TM SE 6 50 8 85 1 W 20 x 6 5 20 x 7 10 Stud BS Type Mtg DuaI Brakes E 1975 1973 4 5 6 1st Design TE 1978 3992439 CE SE TE TM 6 50 8 85 1 W 20 x 6 5 84 20 x 7 Cast Steel WheeIs SE 1975 1973 4 5 6 Ist Design TE 1978 797626 CE 6 50 8 85 1 W Std 282 285V Trans 20 x 6 5 20 x 7 Cast Steel Whee 15 x 5 KH Brakes Eff w 1974 5 6 797627 CE 6 50 8 85 1 W 542GD GL Trans 2O x 6 5 20 x 7 Cast Steel WheeI 15 x 5 KH Brakes Eff w 1974 5 6 797635 CE 6 50 8 85 1 W Std 282 285V Trans 20 x 6 5 Disc 10 Stud 8 75 BC 15 x 5 KH Brakes Eff w 1974 5 6 797636 CE 6 50 B 85 l W 542GD GL Trans 2O x 6 5 Disc 10 Stud 8 75 BC 15 x 5 KH Brakes Eff w 1974 5 6 2006189 TE 6 50 8 85 1 W 20 x 7 50 10 Stud Budd Type M0unting W out Eaton Wheel Lock C0ntrc l Eff w 1976 2nd Design 77 7B 2006188 TE 6 50 8 85 1 W 542GD GL 282V 285V and Std Trans Std Eng 20 x 7 Demcuntable Rims on Std Cast Steel WheeI 20 x 7 50 10 Stud BS Type M0unting Eff w 1976 2nd Design 77 78 2006192 TE 6 50 8 85 1 W Eaton Wheel Lock C0ntrc I 2O x 7 20 x 7 50 10 Stud BS Type M0unting Eff w 1976 2nd Design 2006196 TE 6 50 8 85 1 W Eaton Wheel Lock C0ntr0I 2O x 7 Demcuntable Rims on Std Cast Steel Whee s Std Rear WheeIs Eff w 1976 2nd Design 2016974 SE 6 50 8 85 1 Std 366 Eng Std 542GL 20 x 7 00 10 Stud 11 25 BC BS Type Mtg EH w 1977 7B 2016975 SE 6 50 8 85 1 Std 366 Eng Std 542GL EH w 1977 78 2016976 SE 6 50 8 85 1 Std 366 Eng AT54O 542GL 20 x 7 00 Cast SteeI Eff w I977 78 2016977 SE 6 50 8 85 1 366 Eng Std AT540 542GL 20 x 7 10 Stud BS Type Mtg EH w 1977 78 2036042 CE 6 50 8 85 1 W 282V 285V 84 Base Trans Bare SpindIe Eff w 1978 2036043 CE TE 6 50 8 85 1 W 542GD 542GL Trans Bare Spindle Eff w 1978 2037224 CE 6 50 8 85 1 W 282V 285V Trans Bere SpindIe Eff w 1978 2037225 TE 6 50 8 85 1 W 282V 285V Trans Bare SpindIe Eff w 1978 2035979 CE 6 50 8 85 1 Bare SpindIe Eff w 1978 2035987 CE CS 6 50 8 85 1 W 0 Hy Park Brk Bare SpindIe Eff w 1978 2037232 CE 6 50 8 B5 1 W 282V 285V Trans W 0 Hy Park Brk Bare SpindIe Eff w 1978 2035988 CE TE 6 50 8 85 1 W 542GD 542GL Trans W 0 Hy Park Brk Bare SpindIe Eff w 1978 2035980 CE TE 6 50 8 85 1 W 542GD 542GL Trans Bare SpindIe Eff w 1978 2037233 TE 6 50 8 85 1 W 282V 285V Trans Bare SpindIe Eff w 1978 2035981 CE 5 83 7 95 1 Bare SpindIe Ef f w 1978 2035982 CD 5 83 7 95 1 W AT540 W 0 Delco Brk Bo0ster Bare SpindIe Eff w 1978 2037244 CD 5 83 7 95 1 W 280VO Trans W Delco Brk B00ster Bare Spindle Eff w 1978 1 2037227 CD 5 83 7 95 1 W 280VO Trans W 0 Delco Brk B00ster Bare SpindIe Eff w 1978 708037 TE 7 17 9 76 1 W Rear Axle Stemcc Oil SeaI EI f w 1975 6 1st Design WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION 78TM N S reference only Added this issue 5 87 5 386 5 386 AR PART