Front Axle Replacement

TM 9-2320-363-34-1 · Chapter 5 — Front Axle Maintenance

This task covers: a. Removal b. Cleaning c. Inspection d. Installation

Applicable Configuration:                           Equipment Condition:

All except M915A2                                   Reference                Condition Description

Tools and Special Equipment:                        TM 9-2320-363-20         Driveline Removed

Shop Equipment, SC 4910-95-CL-A31                   TM 9-2320-363-20         Front Brake Spider and
Tool Kit, SC 5180-90-CL-N05                                                  Brake Chamber Bracket
                                                                             Removed
Materials/Parts:
                                                    TM 9-2320-363-20         Axle Oil Drained
Pin, Cotter (2)
                                                    General Safety Instructions:
Pin, Cotter (2)
Alumilastic                 Appendix B, Item 6
                                                                       WARNING
Personnel Required: (2)                                    Front axle weighs 1,850 lb
                                                           (839 kg). Support front axle
References:                                                with suitable floor jack during
                                                           removal or installation to
TM 9-2320-363-20                                           prevent possible injury to
                                                           personnel.

TM page 5-3

Illustration from TM 9-2320-363-34-1 (PDF page 441)

NOTE Procedure is the same for both sides except where noted.

1. ON LEFT SIDE, REMOVE COTTER PIN (1) AND CASTELLATED NUT (2) AND SET DRAG LINK (3) ASIDE. DISCARD COTTER PIN.

2. REMOVE COTTER PIN (4), CASTELLATED NUT (5), AND TIE ROD (6). DISCARD COTTER PIN.

TM page 5-4

Illustration from TM 9-2320-363-34-1 (PDF page 442)

WARNING Front axle weighs 1,850 lb (839 kg). Support front axle with suitable floor jack during removal to prevent possible injury to personnel. **NOTE** Make sure front of vehicle is blocked up enough to allow removal of axle.

3. POSITION SUITABLE FLOOR JACK UNDER EACH END OF AXLE (7).

4. REMOVE FOUR NUTS (8), FOUR WASHERS (9), TWO U-BOLTS (10), AND AXLE STOP (11).

5. LOWER AXLE (7) AND ROLL OUT FROM UNDER VEHICLE.

NOTE

If axle housing is to be replaced, remove front differential carrier assembly (page 5-34).

Use general cleaning methods to clean all parts (page 2-30).

Inspect all parts for wear or damage.

TM page 5-5

Illustration from TM 9-2320-363-34-1 (PDF page 443)

WARNING Front axle weighs 1,850 lb (839 kg). Support front axle with suitable floor jack during installation to prevent possible injury to personnel. **NOTE**

l If axle housing was replaced, install front differential carrier assembly (page 5-34). l Procedure is the same for both sides except where noted.

1. USING SUITABLE FLOOR JACK UNDER EACH END OF AXLE (1), POSITION AXLE (1) UNDER VEHICLE.

2. COAT BOTTOM AND U-BOLT SADDLES OF AXLE STOP (2) WITH ALUMILASTIC.

3. INSTALL AXLE (1), AXLE STOP (2), TWO U-BOLTS (3), FOUR WASHERS (4), AND FOUR NUTS (5). TIGHTEN NUTS TO 380-460 LB-FT (515-624 N.m).

TM page 5-6 Change 1

Illustration from TM 9-2320-363-34-1 (PDF page 444)

4. INSTALL TIE ROD (6) AND CASTELLATED NUT (7). TIGHTEN NUT TO 165-180 LB-FT (224-244 N.m).

5. INSTALL NEW COTTER PIN (8).

6. ON LEFT SIDE, INSTALL DRAG LINK (9) AND CASTELLATED NUT (10). TIGHTEN NUT TO 165-180 LB-FT (224-244 N.m).

7. INSTALL NEW COTTER PIN (11).

NOTE Follow-on Maintenance: Install front brake spider and brake chamber bracket (TM 9-2320-363-20). Install driveline (TM 9-2320-363-20). Fill axle with oil (TM 9-2320-363-20). Check front axle caster alinement (page 5-60).

TM page Change 1 5-7