61 62 Ser 20 2nd design exc D D 4 WD 62 Ser 20 4 WD 2nd design 63 Ser 20 exc D D V li Q dia x 6 O l 38l3396 1 1 85 63 CORVETTE w P Trac Dana 32266 3830742 I BNOTE For Ist design use 3663696 SPIDER 5 518 SCREW PIN Pinion Shaft Lock 38 42 PASS COMM 46 63 PASS CORVETTE gTON exc P Trac M 18 472546 1 20 60 62 Ser 10 w P Trac lj dia x 2 g O L Eaton ED 92317 3772612 1 25 63 CORVETTE w P Trac Dana 32267 3830743 1 63 Ser 10 w P Trac Eaton ED 92994 3830672 I 25 60 63 4 WD PIN front axle Ng O I Dana 13449 2402527 1 10 61 62 Ser 20 2nd design exc D D 4 WD 62 Ser 20 4 WD 2nd design 63 Ser 20 exc D D PIN L4 dia x 1 6 O L 3813397G I 10 GBNOTE For Ist design use 3663696 SPIDER 5 520 SPIDER Differential Pinion 38 55 UTILITY Prod Ist Ser forged 3656895 370429 1 7 50 39 46 2 SPD w Mech Shift 6l Q O L 3651425 1 9 15 46 59 fg 1 TON exc 4 WD 57 59 Ser 3E 3G w 4 WD 60 61 Ser 20 lst design exc D D 4 WD 60 63 Ser 20 D D 60 62 Ser 20 4 WD lst design 60 63 Ser 30 forged 3663696 3663696QB 1 7 50 46 52 2 SPD w Vac Shift lst design 1 hub hole stmp d 3278 M 91 3682505 I 11 85 52 55 2 SPD w Vac Shift 2nd design Ist Ser 1 hub hole 2295617 1 11 85 55 59 2 SPD 2nd Ser forged 3702248 3702248 1 8 35 NOTE Can be used in place of 3682505 but requires proper short length R H axle shaft EBNOTE For 2nd design use 3813396 SHAFT Group 5 517 and 3813397 PIN Group 5 518 5 526 GEAR Differential Pinion 38 42 COMM 46 63 E6 TON exc P Trac 1 0 teeth shaft hole VM 370225 2 3 55 38 42 PASS 10 teeth shaft hole 472515 2 3 25 38 51 UTIL exc 2 SPD 52 55 1 TON Ist Ser exc 2 SPD 11 teeth shatt hole 370446 4 4 65 39 42 2 SPD 9 teeth stmp d 2234 K 63 3651424 4 5 15 46 63 PASS CORVETTE exc P Trac 10 teeth shaft hole 4 3748259 2 3 55 46 59 M I TON exc 4 WD 60 63 Ser 20 30 rear 57 59 Ser 3E 3G w 4 WD frt axle 10 teeth 3681055 A R 3 55 I 46 2 SPD w Mech Shift 9 teeth stmp d 2233 Z 104 3682228 4 5 60 46 55 2 SPD w Vac Shift Ist Ser 9 teeth stmp d 3683815 3683815 4 6 15 52 55 2 TON lst Ser exc 2 SPD 10 teeth shaft hole Y EQ 3697745 4 4 15 57 62 PASS CORVETTE w P Trac 58 59 lg TON w P Trac 63 PASS w P Trac 10 teeth daub of orange paint 2370715T 4 3 15 60 62 Ser 10 w P Trac 10teeth 1 shaft hole Eaton ED 40250 3772617 2 5 65 60 63 4 WD 63 CORVETTE w P Trac 10 teeth front axle Dana 17717 2346845 2 3 15 63 Ser 10 w P Trac Eaton 40343 3830670 2 5 65 TNOTE When using 2370715 in place of 3745313 3744618 side gear must also be used 5 528 GEAR Differential Side 38 39 COMM 16 teeth 3 70 O D 370224 2 5 70 l idr t Motor Division 5 517 5 528 General Motors Corporation