FRAME AS 4Z9485 - Caterpillar

Illustration 22 g01175885
Attach a suitable lifting device in order to position axle housing (6). The weight of axle housing (6) is approximately 84 kg (185 lb). Remove bolts (7) and axle housing (6).
Illustration 23 g01175889
Remove differential assembly (10).
Inspect the differential for the proper tooth pattern.
Illustration 24 g01018512
Correct pinion distance on the driven side.
Illustration 25 g01018573
Correct pinion distance on the driving side.
Refer to Illustrations 24 for the ideal tooth contact pattern.
Illustration 26 g01018575
Illustration 27 g01018576
Illustration 28 g01018574
Refer to Illustrations 26 and 27 for an incorrect tooth contact pattern. The pinion distance must be increased.
Illustration 29 g01018578
Illustration 30 g01018580
Illustration 31 g01018577
Refer to Illustrations 29 and 30 for an incorrect tooth contact pattern. The pinion distance must be decreased. Note: If the proper tooth pattern is not obtained, refer to Disassembly and Assembly, "Transmission - Assemble" in order to correct the tooth pattern.
Illustration 32 g01175889
Install differential assembly (10).
Illustration 33 g01175885
Use a suitable lifting device to position axle housing (6). The weight of axle housing (6) is approximately 84 kg (185 lb). Install bolts (7). Tighten bolts (7) to a torque of 390 N m (288 lb ft).
Illustration 34 g01175884
Install axle shaft (5).
Illustration 35 g01175883
Attach a suitable lifting device to final drive and carrier (3). The weight of final drive and carrier (3) is approximately 29 kg (65 lb). Position final drive and carrier (3). Install bolts (4). Tighten bolts (4) to a torque of 280 N m (207 lb ft).
Illustration 36 g01175882
Attach a suitable lifting device to transmission (1). The weight of transmission (1) is approximately 136 kg (300 lb). Position transmission (1) and install nuts (2). Tighten nuts (2) to a torque of 79 N m (58 lb ft). End By:
Install the transmission and the rear differential. Refer to Disassembly and Assembly, "Transmission and Rear Differential - Install".