H3 2006

Torsion Bars

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Removal & Installation



Specific to:

Hummer H3 2006-2010


NOTE
Use care when handling the torsion bars in order to avoid chipping or scratching the coating. Damage to the coating will result in premature failure of the torsion bars.

  1. Raise and support the vehicle.
  2.  
  3. Allow the front suspension to hang in the rebound position.
  4.  
  5. Mark the adjuster bolt.
    NOTE
    To aid in re-assembly record the number of turns that are required to remove the adjuster bolt.

  6.  
  7. Remove the adjuster bolt, spacer and adjuster nut.
    NOTE
    Take note that the torsion bars are specific to the left and right sides of the vehicle.



    Click image to see an enlarged view

    Fig. Remove the adjuster bolt, spacer and adjuster nut

  8.  
  9. Remove the adjustment arms and torsion bars as a unit, moving it rearward to disengage the lower control arm.

    Click image to see an enlarged view

    Fig. Remove the adjustment arms and torsion bars as a unit

  10.  

To install:

  1. Install the adjustment arms and torsion bars in relation to where the bars were removed.
  2.  
  3. Install the adjustment arm to the torsion bar and slide the torsion bar forward until the torsion bar fully engages the lower control arm.
  4.  
  5. Install the adjuster bolt, spacer and adjuster nut.
  6.  
  7. Lower the vehicle.
  8.  
  9. Check the Z-Height.
  10.  

Trim Height Specifications



Specific to:

Hummer H3 2006-2010

Trim Height must be verified and adjusted before aligning the vehicle.

  1. Z Height: 6.0 inches (151 mm) +/- 0.20 inches (5 mm)
  2.  
  3. D Height: 6.7 inches (171 mm) +/- 0.47 inches (12 mm)
  4.  

 
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