Remove/install complete rear axle

AR35.10-G-0010C

Remove/install complete rear axle

2.11.10

28.10.10

Value changed: Bolt, torque ball housing to transfer case

*BA35.30-N-1005-02E

 

Remove/install

 Danger!

Risk of poisoning caused by swallowing brake fluid. Risk of injury caused by brake fluid coming into contact with skin and eyes.

Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid.

AS42.50-Z-0001-01A



Notes on self-locking nuts and bolts

All models

AH00.00-N-0001-01A

1

Release parking brake

 Secure the vehicle against rolling.

2

Separate clevis (1) of spring-loaded cylinder (2) from parking brake lever (3)

 To do this, pull out cotter pin (4) and remove bolt (5).

 Installation: Install bolt (5) free of tension. Replace cotter pin (4) and coat with long-life grease. Caution when releasing the parking brake again due to the clevis (1) shooting out.

*BR00.45-Z-1001-06A

3

Operate parking brake

 For bleeding the compressed air line (8).

4

Disconnect connectors of wheel speed sensors (6)

5

Disconnect connector of brake wear indicator (7)

6

Remove compressed air lines (8, 9)

7

Detach brake lines (10) from brake hoses (11) on frame

 Seal brake lines (10) and brake hoses (11).

8

Pull out locking plate (12) of brake hoses (11) and remove brake hoses (11) from the bracket

9

Remove cable tie (13) and take vent lines (14) out of the wiring loom

 Installation: Replace cable ties (13).

10

Remove bolt (15) from shock absorber (16)



*BA32.25-N-1001-03I

11

Remove bolt (17) from bracket of stabilizer link (18)



*BA35.15-N-1003-02D

12

Remove bolt (19) from transverse control arm (20) on the axle side



*BA35.15-N-1002-02D

13

Separate linkage of automatic load-dependent brake (ALB) (21) on the axle side

 Pull out locking needle and pry off ball head.

14

Place jack stand under torque tube (22)

15

Remove bolts (23) of torque tube (22) from rear axle output shaft

 Installation: Clean sealing surfaces and use sealing compound.



*BA35.30-N-1005-02E

*BR00.45-Z-1015-01A

16

Using chain hoist, pull rear axle away from transfer case

 In order to gain access to the bolts of propeller shaft (25).

17

Remove bolts (24) of propeller shaft (25)



*BA41.10-N-1002-01J

 Installation: Before attaching the propeller shaft (25) to the output flange, the torque ball of the torque tube (22) must be adjusted: 

Adjust preload of torque tube to torque ball housing

AR41.10-G-0020-03A



*425589005900

18

Using a crane system raise the vehicle slightly at the trailer hitch and roll out the rear axle backwards

 with a second fitter and a suitable rod.

 Installation: Only lower the vehicle until the springs abut the spring cups.

19

Put down vehicle on support stands under frame

20

Install in the reverse order

21

Check/adjust automatic load-dependent brake (ALB)

AR42.80-G-0050C

22

Check compressed air lines (8, 9) for leaks

23

Check function of differential lock

24

Check oil level and correct if necessary



Rear axle - check fluid level, adjust to correct level

AP35.10-G-3510C

25

Bleed brake system

AR42.10-G-0010C

Number

Designation

Model
437
with rear axle 747

BA32.25-N-1001-03I

Nut/bolt, shock absorber to rear axle

Nm

250

Number

Designation

Rear axle 747.365/366

BA35.15-N-1002-02D

Bolt, wishbone to rear axle

Nm

230

BA35.15-N-1003-02D

Bolt, stabilizer to bracket

Nm

150

Number

Designation

Rear axle
747.365/375 with transmission
718.841

Rear axle
747.366/376
with transmission
718.841

BA35.30-N-1005-02E

Bolt, torque ball housing to transfer case

Nm

60

60

Number

Designation

Model 437

BA41.10-N-1002-01J

Bolt, propeller shaft to rear axle output shaft flange

Nm

100

Number

Designation

Order number

BR00.45-Z-1015-01A

Loctite 5203 sealant

A 002 989 71 20 10

BR00.45-Z-1001-06A

Long-life grease

A 000 989 63 51 11