65 70 Ser 10 G 10 20 w 3 73 ratio 70 Blazer w 3 73 ratio 3961415 1 71 15 41 11T 3817778 3884935 65 69 Ser 10 w 3 07 ratio exc D D 4 WD A 69 70 Blazer w 3 07 ratio 8 cyl 69 70 G 20 w 3 07 ratio 70 G 10 w 3 07 ratio 70 Ser 10 w 3 07 ratio exc D D 3961416 1 71 15 43 14 T 3817779 3884936 69 70 Ser 20 w 127 W B 4 10 ratio 3965146 1 118 30 41 10T Dana 24807X 69 70 Ser 20 w 127 W B 4 56 ratio 3965147 1 107 05 41 9T Dana 25127X 69 Blazer 350 3 07 ratio 70 Ser 10 4 WD 3 07 ratio 350 70 4 WD Blazer 3 07 ratio 350 2408337 1 73 70 Dana 22106X 70 4 WD Blazer K 2425400 1 73 70 front 45 1 1T hyp0id Dana 222745X NOTE Axle ratio is equal to Ring gear divided by Pinion 37 divided by 10 is equal to 3 70 to 1 NOTE 1 When used w P Trac requires P Trac differential unit 3853552 Group 5 510 5 531 SCREW BOLT Ring Gear 63 70 Ser 10 exc 4 WD 63 70 Ser 10 4 WD 2nd Ser 64 70 G 10 20 70 Blazer 3884942 A R 15 124 x z used with Iockwasher 40 42 Comm 46 62 V Ton exc 1958 V Ton w P Trac 63 Ser 10 4 WD 1st Ser 3697704 12 15 BOLT 24 x Wu 46 70 Ser 20 30 3884943 12 20 BOLT Vz 20 x 2 65 67 Ser 10 w leaf type springs P Trac 60 70 4 WD Blazer K 2402525 10 15 BOLT frt axle gear to case 24 x 65 70 Ser 20 w Dana Axle A 70 Ser 10 3 54 ratio 2358877 12 18 BOLT Dana 30266 I 67 70 Ser 30 w 11 000 Ib axle 3874348 A R 25 BOLT rear flange plate and brake 18 x 1 4 5 533 PAD NUT SCREW Ring Gear 46 70 Ser 20 30 370463 1 55 thrust 46 60 V 1 Ton 124954 1 25 NUT thrust pad screw 14 8 916 46 70 Ser 20 30 3652255 1 90 SCREW thrust pad V 14 x SV4 5 536 BEARING CONE CUP RACE Differential Side 67 70 Ser 30 w 1 1 000 lb axle 148399 2 16 65 Hyatt A 11820 Hy 11820 Z 40 42 Comm 46 56 V2 Ton 7450385 2 12 00 Hyatt CK 11445 X 46 67 7 1 Ton exc 11 000 Ib axle Hyatt D 11786 Hy 11786 Y 57 59 Ser 3E 3G w 4 WD 68 69 Ser 20 D D 4 WD 68 Ser 20 exc leaf type springs D D 4 WD 396 68 69 Ser 30 69 Ser 20 exc D D 4 WD L P Gas 396 70 Ser 20 30 exc 1 1 000 lb axle 188930 1 12 90 rear axle 57 59 Ser 3A w 4 WD front axle 57 59 V Ton exc V Ton w P Trac 60 62 V2 TOD 63 Ser 10 4 WD 1st Ser 7450 745 2 7 08 Hyatt A 159286 Z 58 V Ton w P Trac 65 67 Ser 10 w leaf type springs rear 64 70 4 WD P 69 Blazer 70 4 WD Blazer 9412265 2 7 25 front Timken 25590 25562 60 63 4 WD 9415224 2 7 65 w roller 1 V I D x 3 V z O D Timken 25577 25523 I 1971 CHEVROLET MOTOR DIVISION GENERAL MIOTORS CORPORATION P A 31 REV 6 71 s ss 5 529 5 536