ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Seals and Gaskets, Differential > < Ring Gear, Differential|Dana
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Ring Gear: Specifications
Ford

Ford 8.8-Inch Ring Gear

Clearance, Tolerance and Adjustments 

Maximum Backface Ring Gear Runout  ........................................................................................................................................  0.102 mm (0.004 inch)
Backlash Between Ring Gear And Pinion Teeth

 ..........................................................................................................................................................  0.203 - 0.381 mm (0.305 - 0.381 mm preferred)
 ........................................................................................................................................................  0.008 - 0.015 inch (0.012 - 0.015 inch preferred)

Ring Gear Maximum Backlash Variation Between Teeth 

 .................................................................................................................................................................................................  0.102 mm (0.004 inch)

Torque Specifications 

Ring Gear Bolts  .................................................................................................................................................................................  105 Nm (77 ft. lbs.)

9.75 Inch Ring Gear

Clearance, Tolerance and Adjustments
Maximum Back Face Ring Gear Runout  ..........................................................................................................................................  0.102 mm (0.004 inch)

Backlash Between Ring Gear And Pinion Teeth

  .......................................................................................................................................................  0.203 mm (0.008 inch) - 0.381 mm (0.0 15 inch)
  .........................................................................................................................................  0.305 mm (0.012 inch) - 0.381 mm (0.015 inch) preferred

Ring Gear Maximum Backlash Variation Between Teeth  

  ................................................................................................................................................................................................  0.102 mm    0.004 inch

Torque Specifications 
Ring Gear Bolts  ...................................................................................................................................................................................  150 Nm (111 ft. lbs.)

Seals and Gaskets, Differential > < Ring Gear, Differential|Dana