Chrysler Full-Size Trucks 1989-1996 Repair Guide

Pinion Seal

Imprimir

REMOVAL & INSTALLATION 1 / 4 and 8 1 / 4 In. Axles



Chrysler 7

See Figures 1, 2, 3 and 4

  1. Raise the vehicle and support safely.
  2.  
  3. Matchmark and remove the driveshaft.
  4.  
  5. Remove the rear wheel and brake drums to prevent any drag.
  6.  
  7. Using an inch lb. torque wrench, measure the pinion bearing preload. Read the torque while the handle of the wrench is moving through several complete revolutions.
  8.  



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Fig. Fig. 1: Check the pinion bearing preload as shown



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Fig. Fig. 2: Remove the drive pinion flange as shown

  1. Using the proper tools, hold the companion flange and remove the drive pinion nut and washer.
  2.  
  3. Remove the companion flange. Lower the rear of the vehicle to prevent fluid loss.
  4.  
  5. Using a seal remover tool, remove the seal from the carrier and clean the seal seat.
  6.  

To install:
  1. The outside diameter of the seal is pre-coated with a special sealer so no sealing compound is required for installing. The seal is properly installed when the flange contacts the housing flange face.
  2.  



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Fig. Fig. 3: Use a hammer and an installer tool to drive the pinion seal into place