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FIGURE 1-6. DRIVE HUB/BRAKE ASSEMBLY (REAR) (Prior to SN 0300076633
ITEM PART NUMBER QTY
DESCRIPTION
Ref DRIVE HUB/BRAKE ASSEMBLIES 2780243 Ref 2WD Rear (Prior to SN 0300064140) 2780253 Ref 2WD Rear (SN 0300064140 through 0300096000) 2780244 Ref 4WD Rear (Prior to SN 0300057477) 2780254 Ref 4WD Rear (SN 0300057477 through 0300096000) 1 See Note NSS Gear, Planet (Note: Use Item 101A) 2 See Note NSS Gear, Planet (Note: Use Item 101B) 3 7021325 1 Gear, Sun 4 See Note NSS Nut, Shaft (Note: Use Item 101D) Ref Note: Unless there is capability to torque shaft nut (Item 4)
to 626 ft/lbs. (850Nm) Repair beyond this level is not advised.
5 7021326 3 Pin, Planet 6 7021327 1 Ring, Support 7 Ref Carrier, Planet Options: 7 7021349 1 2780243 & 2780253 Hub (2WD Rear) 7 7021328 1 2780244 & 2780254 Hub (4WD Rear) 8 See Note NSS Cover (Note: Use Item 101C) 10 See Note NSS Bearing, Roller (Note: Use Item 101B) 11 See Note NSS Bearing, Roller (Note: Use Item 101A) 12 See Note NSS Bearing, Roller (Note: Use Item 101D) 14 See Note NSS Ring, Retaining (Note: Use Item 101B) 15 See Note NSS Ring, Retaining (Note: Use Item 101A) 16 7021341 1 Ring, Retaining 17 See Note NSS Disk, Support (Note: Use Item 101B) 19 See Note NSS O-Ring (Note: Use Item 101D) 20 See Note NSS Seal, Ring (Note: Use Item 101D) 21 See Note NSS Plug (Note: Use Item 101C) 22 See Note NSS Seal, Ring (Note: Use Item 101C) 23 7021342 3 Bolt 24 See Note NSS Ball (Note: Use Item 101D) 25 See Note NSS Expander (Note: Use Item 101D) 30 Ref Gear, Ring Options: 30 7021335 1 2780243 & 2780253 Hub (2WD Rear) 30 7021346 1 2780244 & 2780254 Hub (4WD Rear) 33 See Note NSS O-Ring (Note: Use Item 101C) 34 See Note NSS Ring, Retaining (Note: Use Item 101C) 43 Ref Shaft, Sun Gear Options: 43 7021351 1 2780243 & 2780253 Hub (2WD Rear) 43 7021347 1 2780244 & 2780254 Hub (4WD Rear) 44 7021337 1 Shaft, Input 51 See Note NSS Cover (Note: Use Item 101C) 52 See Note NSS Disk (Note: Use Item 101C) 53 See Note NSS Bolt (Note: Use Item 101C or 101E) 54 See Note NSS O-Ring (Note: Use Item 101C or 101E) 55 See Note NSS Spring, Pressure (Note: Use Item 101E) 56 See Note NSS Rod, Shaft (Note: Use Item 101E) 59 See Note NSS Disk, Rotor (Note: Use Item 101E) 60 Ref Spindle Options: 60 7021352 1 2780243/2780253 Hub (2WD Rear)/2780244 Hub (4WD Rear)
REV
A A A A
ITEM PART NUMBER QTY
DESCRIPTION
60 2780254 1 2780254 Hub (4WD Rear) (Note: Not Available - Purchase Complete Drive Hub/Brake Assembly) 61 See Note 1 Housing, Brake (Note: Not Available for Purchase) 62 Ref Coupler Options: 62 7021340 1 2780243 & 2780253 Hub (2WD Rear) 62 7021359 1 2780244 & 2780254 Hub (4WD Rear) 63 Ref Ring, Spacer Options: 63 Not Required 0 2780243 Hub (2WD Rear)/2780244 Hub (4WD Rear) 63 7022549 1 2780253 Hub (2WD Rear)/2780254 Hub (4WD Rear) 64 Ref Plate, Back-up Options: 64 7021354 1 2780243 Hub (2WD Rear)/2780244 Hub (4WD Rear) 64 Not Required 0 2780253 Hub (2WD Rear)/2780254 Hub (4WD Rear) 65 7021355 1 Plate, Back-up 66 7021338 1 Ring, Retaining 67 7021356 1 Ring, Retaining 71 Ref Plug Options: 71 7021357 1 2780243 Hub (2WD Rear)/2780244 Hub (4WD Rear) 71 7022551 1 2780253 Hub (2WD Rear)/2780254 Hub (4WD Rear) 72 See Note 6 Disc, Brake (Note: Use Item 101F) 73 See Note 7 Disc, Brake (Note: Use Item 101F) 74 See Note 8 Spring (Note: Use Item 101F) 75 See Note NSS Ring, Back-up (Note: Use Item 101B) 76 See Note NSS O-Ring (Note: Use Item 101B) 77 See Note NSS Ring, Back-up (Note: Use Item 101B) 78 See Note NSS O-Ring (Note: Use Item 101B) 81 See Note NSS Bearing, Ball (Note: Use Item 101D) 84 7021358 1 Ring, Seal 85 7024980 1 Seal 88 7021344 9 Stud, Wheel 100 Ref Seal Kit Options: 100A See Note 1 Hub Seal Kit (Note: Purchase Repair Kit that includes Seals Needed) 100B 7022547 1 Brake Seal Kit (Includes Items 75, 76, 77 & 78) 101 Ref Repair Kit Options: 101A 7022544 1 Planet Gear (Includes Qty 4 of Items 1, 11 & 15) 101B Ref Planet Gear (Includes Oty 3 of Items 2, 10, 14 & 17) Options: 101B 7024017 1 2780243/2780253 Hub (2WD Rear) 101B 7022545 1 2780244/2780254 Hub (4WD Rear) 101C 7021329 1 Cover Kit (Includes Items 8,21, 22, 33, 34, 51, 52, 53 & 54) 101D 7021330 1 Bearing Kit (Includes Items 4, 12, 19, 20, 24, 25 & 81) Ref Note: Unless there is capability to torque shaft nut (Item
4) to 626 ft/lbs. (850Nm) Repair beyond this level is not advised.
101E 7021338 1 Mechanical Disconnect Kit (Includes Items 53, 54, 55, 56, 59 & 66) 101F Ref Brake Kit (Includes Items 72, 73 & 74) 101F 7024026 1 2780243 (2WD Rear)/2780244 Hub (4WD Rear) 101F 7022548 1 2780253 Hub (2WD Rear)/2780254 Hub (4WD Rear)
