Removal and installation

Shock absorber

REMOVAL

(1) Raise vehicle and support rear axle.

(2) Remove shock absorber lower nut and bolt from the spring plate (Fig. 2).

(3) Remove shock absorber upper nut and bolt from the frame bracket and remove the shock absorber.

INSTALLATION

(1) Install shock absorber into upper frame bracket. Install bolt and nut and tighten nut to 95 N*m (70 ft. lbs.).

(2) Install shock absorber into the spring plate.

Install the bolt and nut and tighten nut to 95 N*m (70 ft. lbs.).

(3) Remove axle support and lower vehicle.

Fig. 2 Shock Absorber

Stabilizer bar

REMOVAL

(1) Raise and support vehicle.

(2) Remove links upper mounting nuts and bolts.

(3) Remove the cotter pins and nuts from the links at the stabilizer bar.

(4) Separate the links from the stabilizer bar with Puller C-3894-A and remove the links.

(5) Remove stabilizer bar retainer bolts and retainers (Fig. 3).

(6) Remove stabilizer bar and remove bushings.

Fig. 3 Stabilizer Bar Mounting

1 - LINK

2 - STABILIZER BAR

3 - RETAINER

INSTALLATION

(1) Install stabilizer bar bushings.

(2) Install the stabilizer bar and center it with equal spacing on both sides.

(3) Install stabilizer bar retainers and tighten bolts to 54 N*m (40 ft. lbs.).

(4) Install link on the frame and the stabilizer bar.

Install mounting bolts and nuts.

(5) Remove support and lower vehicle.

(6) Tighten stabilizer link upper nuts to 95 N*m (70 ft. lbs.).

(7) Tighten stabilizer link lower nuts to 68 N*m (50 ft. lbs.) and install a new cotter pins.

Leaf springs

CAUTION: The rear of the vehicle must be lifted only with a jack or hoist. The lift must be placed under the frame rail crossmember located aft of the rear axle. Use care to avoid bending the side rail flange.

REMOVAL

(1) Raise the vehicle at the frame.

(2) Support the axle to relieve the weight of the axle from the springs.

(3) Remove the wheel and tire assemblies.

(4) Remove shocks from the spring plates.

(5) Remove the nuts, the U-bolts and spring plate from the axle (Fig. 4).

(6) Remove the nut and bolt from the front spring eye.

(7) Remove the nut and bolt form the rear spring eye.

(8) Remove the spring from the vehicle.

(9) Remove the shackle from the frame bracket.

INSTALLATION

(1) Install shackle on the frame bracket and install the nut and bolt finger tight.

(2) Position the spring under the rear axle pad.

Make sure the spring center bolt is inserted in the pad locating hole.

(3) Align front spring eye with the bolt hole in the front frame bracket. Install the spring eye bolt and nut and tighten the spring eye nut finger-tight.

(4) Align spring shackle eye with the bolt hole in the rear frame bracket. Install the bolt and nut and tighten the spring shackle eye nut finger-tight.

(5) Install the spring seat, U-bolts, spring plate, and nuts.

(6) Tighten the U-bolt nuts to 122 N*m (90 ft. lbs.).

(7) Install the shocks to the spring plates.

(8) Install the wheel and tire assemblies.

Fig. 4 Leaf Spring

1 - U-BOLTS

2 - SHACKLE

3 - SPRING

4 - SPRING PLATE

(9) Remove the support stands from under the frame rails. Lower the vehicle until the springs are supporting the weight of the vehicle.

(10) Tighten the spring eye pivot bolt nut and all shackle nuts to 115 N*m (85 ft. lbs.).