Installation

INSTALLATION

1. Assemble front spring mount to front of spring eye and install pivot bolt and nut. Do not tighten at this time.

CAUTION: Pivot bolt must face inboard to prevent structural damage during installation of spring.

2. Raise front of spring and install four mounting bolts (Figure 2). Tighten bolts to 61 Nm (45 ft. lbs.) torque.
3. Install rear of spring onto rear spring shackle (Figure 3). Install shackle plate and nuts. Do not tighten at this time.
4. Verify lower leaf spring isolator is in position.
5. Raise axle into correct position on leaf spring with axle centered under spring locator post (Figure 1).




Figure 1 Leaf Spring Locator Post






6. Verify that the leaf spring isolator is correctly positioned in the spring plate.
7. Install spring plate in position on the spring (Figure 4).
8. Install spring plate bolts (Figure 4). Tighten bolts to 95 Nm (70 ft. lbs.) torque.
9. Install lower shock absorber bolt. Do not tighten at this time.
10. Remove jack under axle.
11. Lower the vehicle and remove hoist arms and block of wood from under vehicle.
12. Tighten the spring front pivot bolt to 156 Nm (115 ft. lbs.) torque.
13. Tighten rear spring shackle pin nuts to 61 Nm (45 ft. lbs.) torque.
14. Tighten the lower shock absorber mounting bolt to 102 Nm (75 ft. lbs.) torque.





Figure 2 LIFTING POINT AND SPRING MOUNT











Figure 3 Rear Spring Hanger/Shackle











Figure 4 Spring Plate Bolts


1 - SPRING PLATE