Chrysler Full-Size Vans 1989-1998 Repair Guide

Leaf Springs

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REMOVAL & INSTALLATION



See Figures 1, 2, 3 and 4



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Fig. Fig. 1: The leaf spring is mounted in a chassis bracket at the front ...



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Fig. Fig. 2: ... and a shackle at the rear. Note that the spring is attached above the shackle



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Fig. Fig. 3: The leaf spring attaches to the axle with two U-bolts. Be sure that the spring is properly centered before tightening the bolts



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Fig. Fig. 4: Exploded view of the rear suspension

  1. Raise the van and support the rear with jackstands under the frame.
  2.  

Ensure the front wheels are chocked and that the parking brake is set.

  1. The rear wheels should now be touching the floor, with all the weight off of the springs.
  2.  
  3. Remove the nuts, lockwashers and U-bolts that hold the axle to the springs.
  4.  
  5. Remove the front pivot bolts.
  6.  
  7. Remove the rear shackle bolt nuts and the rear shackle plate.
  8.  
  9. Remove the front shackle bolt nuts and the rear shackle plate.
  10.  
  11. Remove the spring.
  12.  

To install:
  1. Position the spring in place and install the eye bolt and nut. Ensure that the rear spring eye is located above the shackle bracket pivot bolt.
  2.  
  3. Install the shackles and bolts. Tighten them just enough to make them snug.
  4.  

Do not final-tighten any of the shackle bolts until the vehicle is at ride height.

  1. Make sure that the spring center bolt enters the locating hole in the axle pad. On headless-type spring bolts, install the bolts with the lock groove lined up with the lock bolt hole in the bracket. Install the lock bolt and tighten the lock bolt nut. Install the lubrication fittings.
  2.  
  3. Install the U-bolts, lockwashers and nuts. Make them just snug for now. Align the auxiliary spring parallel with the main spring.
  4.  
  5. Lower the vehicle to its normal position with the weight back on the springs. Now tighten all bolts and nuts as follows:
  6.  



U-bolt nuts, except on the 350 model-45 ft. lbs. (61 Nm)
 
U-bolt nuts on the 350 model-110 ft. lbs. (149 Nm)
 
Shackle nuts (two-piece shackle)-35 ft. lbs. (47 Nm)
 
Shackle nuts (one-piece shackle)-155 ft. lbs. (210 Nm)
 
Fixed end-100 ft. lbs. (135 Nm)
 

 
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