TM 9-2320-260-34-1
10-2. FRONT AXLE REPLACEMENT (Contd)
WARNING
Weight of vehicle must be supported on jack stands at all times.
Do not attempt to support weight of vehicle on hydraulic jack.
Injury or death to personnel may result if jack fails.
a. Removal
Disconnect brake hose (13) from tee (14).
1.
2.
Raise axle (5) with hydraulic jack under differential (4) and place two jack stands under left. and
right springs (11) between axle (5) and spring hangers (12).
NOTE
Mark clamp plates and saddle plates for installation.
3. Remove eight nuts (7), lockwashers (8), and two clamp plates (9) from U-bolts (1) and axle (5).
Discard lockwashers (8).
4. Remove four U-bolts (1), two saddle plates (2), and two rubber bumpers (3) from springs (11).
NOTE
Two assistants will help with step 5.
5. Lower axle (5) from springs (11) and spring seats (6) until it clears truck. Remove from under truck.
6. If new axle (5) is to be installed, remove brake lines and fittings (TM 9-2320-260-20).
b. Installation
NOTE
If old axle is to be installed, proceed to step 2.
1. If new axle (5) is to be installed, install brake lines and fittings (TM 9-2320-260-20).
NOTE
Two assistants will help with installation.
Clamp plates and saddle plates must be installed in same
position as removed.
2. Install two rubber bumpers (3) and saddle plates (2) on spring centering bolts (10) with four
U-bolts ( 1).
3. Aline spring seats (6) on axle (5) under springs (11). Ensure spring seats (6) are over locator
pins (15) on axle housing (16).
4. Raise axle (5) with hydraulic jack under differential (4) until holes in spring seats (6) meet spring
centering bolts (10).
NOTE
Ensure clamp plates are installed with shock absorber mounting
holes on outside, toward rear of truck, angled down.
5. Install two clamp plates (9) on four U-bolts (1) with eight new lockwashers (8) and nuts (7). Tighten
nuts (7) 350-400 lb-ft (475-542 Nm).
6. Raise axle (5) with hydraulic jack under differential (4) and remove two jack stands from spring
hangers (12).
7. Connect brake hose (13) on tee (14).
10-2
