Nissan Pick-ups and Pathfinder 1970-1988

Differential Carrier

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REMOVAL & INSTALLATION



See Figures 1, 2 and 3

1981-86 (720-D Series)
  1. Raise the front of the vehicle and support it with safety stands.
  2.  
  3. Remove the drain plug and drain the differential gear oil.
  4.  
  5. Disconnect the axle shafts at the differential.
  6.  
  7. Remove the front driveshaft.
  8.  
  9. Position a floor jack under the differential and raise it just enough to support the carrier. Remove the five carrier-to-crossmember mounting bolts and then lower the differential carrier down and away from the vehicle.
  10.  

To install:
  1. Raise the carrier into position and tighten the mounting bolts.
  2.  
  3. Install the driveshaft and axleshafts.
  4.  
  5. Remove the stands and lower the vehicle. Fill the differential with gear oil.
  6.  

1986-88 (D21-D Series)
  1. Raise the front of the vehicle and support it with safety stands.
  2.  
  3. Remove the drain plug and drain the differential gear oil.
  4.  
  5. Disconnect the axle shafts at the differential.
  6.  
  7. Remove the front driveshaft.
  8.  
  9. Position a floor jack under the differential and raise it just enough to support the carrier.
  10.  
  11. Loosen all the engine mount bolts, position another floor jack under the engine and raise it just enough to release the pressure on the mounts.
  12.  
  13. Remove all mounting bolts and lower the differential carrier down and away from the vehicle.
  14.  

To install:
  1. Install the carrier and temporarily tighten nuts A and B . Tighten bolts C and D , and nuts A, B and E in order, to 50-64 ft. lbs. (68-87 Nm).
  2.  
  3. Lower the engine and tighten the engine mount bolts.
  4.  
  5. Install the driveshaft and axle shafts.
  6.  
  7. Remove the safety stands, lower the vehicle and fill the differential with gear oil.
  8.  



Click image to see an enlarged view

Fig. Fig. 1: Exploded view of the front differential assembly-R180 shown; others similar



Click image to see an enlarged view

Fig. Fig. 2: Installing the differential carrier-1986-88 4wd models (D21-D series)



Click image to see an enlarged view

Fig. Fig. 3: Removing the differential retaining bolts-most models similar

 
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