Lincoln Navigator: Driveshaft / Rear Driveshaft. Removal and Installation

Special Tool(s) / General Equipment

Removal

All vehicles

1. With the vehicle in NEUTRAL, position it on a hoist.
   Refer to: Jacking and Lifting (100-02 Jacking and Lifting) .
   

1. 1. Index-mark the driveshaft flange to the pinion flange to maintain alignment during installation.
      
   2. Remove and discard the driveshaft flange to pinion flange bolts.
      Torque: 76 lb.ft (103 Nm)

   3. NOTICE: The driveshaft flange fits tightly on the flange pilot. Never hammer on the driveshaft or any of its components to disconnect the driveshaft flange from the flange pilot. Pry only in the area shown with a suitable tool, to disconnect the driveshaft flange from the flange pilot or damage to the driveshaft flange can occur.

      Using a large flat headed screwdriver or tire lever, separate the driveshaft flange from the pinion flange.
      Use the General Equipment: Flat Headed Screw Driver
      Use the General Equipment: Tire Lever
   4. Support the driveshaft.
      

Vehicles equipped with a 4 bolt style yoke

1. 1. Index-mark the driveshaft flange to the transmission flange to maintain alignment during installation.
      

   2. NOTICE: The driveshaft flange fits tightly on the pinion flange pilots. To make sure that the driveshaft flanges seat squarely on the pinion flange pilots, tighten the driveshaft flange bolts evenly in a cross pattern or damage to the flanges can occur.

      Remove and discard the driveshaft flange to transmission flange bolts.
      Torque: 76 lb.ft (103 Nm)

   3. NOTICE: The driveshaft flange fits tightly on the flange pilot. Never hammer on the driveshaft or any of its components to disconnect the driveshaft flange from the flange pilot. Pry only in the area shown with a suitable tool, to disconnect the driveshaft flange from the flange pilot or damage to the driveshaft flange can occur.

      NOTE: The driveshaft flange to transmission flange is a tight fit. It may be necessary to remove the center bearing bolts before the driveshaft flange will separate from the transmission flange.

      Using a large flat headed screwdriver or tire lever, separate the driveshaft flange from the transmission flange.
      Use the General Equipment: Flat Headed Screw Driver
      Use the General Equipment: Tire Lever
   4. Support the driveshaft.
      

1. NOTE: Make sure a new nut and bolt is installed.

   If equipped with a two piece driveshaft.
   
   1. Remove and discard the driveshaft center bearing nut.
      Torque: 35 lb.ft (48 Nm)
   2. Remove and discard the driveshaft center bearing bolt and remove the driveshaft.
      Torque: 35 lb.ft (48 Nm)

1. NOTE: Make sure that new a stud is installed.

   Remove and discard the driveshaft center bearing bracket mounting stud.
   

Vehicles equipped with a slip yoke

1. Remove the driveshaft.
   

Installation

1. To install, reverse the removal procedure.
   

1. If equipped with a slip yoke, check the transfer case fluid.
   Refer to: Transfer Case Draining and Filling (308-07 Transfer Case) .