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2011-2015 GM 2500HD/3500HD (CCM2500F-11)

CCM 2500F-11

2011-2015 GM 2500HD/3500HD Leveling Kit


Tool List:

     -Floor Jack

     -Jack Stands

     -Assorted Metric Tools

     -GM Torsion Bar Tool for 2011 models.


Lift Instructions Front

  1. Park the truck on level ground and measure the height of the fender lip
  2. Jack up the front of the truck and support the frame with jack stands
  3. Remove the torsion bar adjusting bolt
  4. Using a GM torsion bar tool apply pressure to torsion key
  5. Remove adjuster bolt retaining plate
  6. Slowly release the tension on the torsion bar tool
  7. With tool removed slide torsion bar forward
  8. The factory torsion bar key can now be removed
  9. Install new torsion bar key by reversing the removal procedure
  10. Apply anti-seize to the threads and tip of adjuster bolt
  11. Insert adjuster bolt about halfway as a good starting point
  12. Set truck back down and do a quick test drive
  13. Check height of truck and adjust accordingly.


Shock Extension Installation

  1. Lift the front of the truck and support the frame with jack stands
  2. Remove upper shock mounting nuts.
  3. Compress shock until it is lower than the frame area
  4. Install shock extension sleeves over the mounting studs (1 per stud)
  5. Allow shock studs to go back into original mounting holes
  6. Install new nylock 12mm nuts, torque to 60ft. lbs.
  7. Repeat on the other side.
  8. Have truck aligned.