39 40 VF WD w 2 SFU 41 55 2 SPD lst Ser A A SEAL pinion flange oil 2 LD 3651493 1 3 60 40 42 WD Y M exc 2 SPD 46 55 COMM UTIL lst Ser exc 1 TON 2 SPD 55 63 1 TON 2nd Ser SEAL pinion flange oil 21 LD 3653618 A R 2 30 41 42 COMM exc Mz TON SEAL pinion flange oil 13 LD x 21 O D 3705796 1 5 822 5l 54 PASS TON SEAL torque tube oil 1 LD x 12 O D 3694736 1 1 10 53 55 CORVETTE SEAL pinion flange oil 1 1 D x 3 O D 3707355 1 1 95 55 59 PASS TON exc TON w P Trac 56 59 CORVETTE 60 62 PASS CORVETTE TON 63 PASS SEAL pinion flange oil 3 O D 3776800 1 1 80 58 59 14 TON w P Trac SEAL pinion flange oil 60 63 4 WD frt axle pinion flange oil 1 I D x 31L 4 O D T 409235 1 1 55 63 CORVETTE SEAL pinion flange oil 3817883 1 1 00 63 Ser 10 i SEAL pinion flange oil 4 3825136 1 1 15 5 476 RETAINER BOLT GASKET Pinion Bearing and Oil Seal 40 WD exc 2 SPD 41 55 UTILITY prod lst Ser cast 3653616 4 3653616 1 2 35 46 60 1 TON cast 3682199 3682199 1 2 35 61 63 Ser 20 30 3766680 1 2 35 39 55 2 SPD lst Ser BOLT brg case to diff corr Mg 12 x 1 444470 6 8 900 46 55 UTILITY lst Ser i BOLT retainer l1 x 1 4 370457 6 5 387 46 60 1 TON BOLT attaching 1Q 13 x 11 1 Q 3758226 A R 20 40 55 UTILITY prod lst Ser GASKET retainer paper 3652257 1 06 46 60 1 TON GASKET retainer 43 Q 1 D w 5 17 2 holes 3682147 1 20 58 59 1Q TON w P Trac GASKET retainer paper 2 LD x 3 O D 60 63 4 WD used on front on 4 WD Dana 30188 2346835 1 10 61 63 Ser 20 30 GASKET retainer 3784342 1 20 5 478 GEAR UNIT Double Reduction w Pinion 39 46 2 SPD w Mech Shift low speed double reduction 37T 1lT stamped 3891 I 608 and 3892 H 788 3847024 1 62 85 39 46 2 SPD w Mech Shift high spd dbl reduction 33T 13T stamped 3892 Y 831 and 3891 F 604 3847040 1 59 10 46 55 2 SPD w Vac Shift lst Ser low speed double reduction 31T 11T stamped 3891 K 635 and 3892 B 886 3847053 1 90 10 46 55 2 SPD w Vac Shift lst Ser high speed double reduction 32T 15T stamped 3892 C 887 and 3891 L 636 3847052 1 90 10 5 479 BOLT Double Reduction Pinion Gear 39 46 2 SPD w Mech Shift spec hex lid 20 x 1 drilled 608718 12 35 46 55 2 SPD w Vac Shift lst Ser spec hex hd 1 18 x 2 drilled 3682519 8 45 5 481 SHAFT WASHER SCREW Double Reduction Pinion 46 55 2 SPD w Vac Shift lst Ser 14T 10 long 3682536 1 39 55 46 55 2 SPD w Vac Shift lst Ser WASHER pinion bearing 690555 2 5 460 46 55 2 SPD w Vac Shift lst Ser SCREW pinion bearing cap 680698 4 5 469 484 BEARING BEARING ASSY CON ASSY CONE CUP RACE SLINGER Drive Pinion Rear 38 42 PASS COMM 46 54 PASS M TON 53 55 CORVETTE Hyatt OR 1506 125630 1 9 20 Chevrolet Motor General Motors Corporation