Installation manual Hummer H3 4″ suspension system

Installation manual Hummer H3 4″suspension system: 1. To begin installation, block the rear tires of the vehicle so that the vehicle is stable and can’t roll backwards. Safely lift the front of the vehicle and support the frame with a pair of jack stands. Place a jack stand on both the driver and the passenger side. Next, remove the Hummer H3 front wheels and tires from both sides. 2. Working on the front of the vehicle, remove the stock upper front skid plate from the stock location. Save the stock upper skid plate and the hardware for later re-instal- lation. 3. Place the stock upper front skid plate on a work bench with the “H3″ logo facing upwards. Working on the driver side lower corner, measure 1 1/2″ from the side edge of the skid plate towards the center and scribe a mark. Next, measure 2 1/4″ from the bottom edge of the skid plate towards the center and scribe a mark. 4. Working on the passenger side lower corner, measure 1 1/2″ from the side edge of the skid plate towards the center and scribe a mark. Next, measure 3 1/4″ from the bottom edge of the skid plate towards the center and scribe a mark. 5. Using a die grinder, carefully cut out each corner of the stock skid plate where the marks were scribed in steps 3 and 4. Photo # 1 6. Locate the stock front skid plate hardware that was removed in step # 2. Install the modified stock skid plate back into the stock location using the stock hardware. Make sure to use thread locker or lock tite and torque to 18 ft lbs. 7. Working on the driver side, remove the stock shock from the stock location. The stock shock and stock upper mounting hardware may be discarded. Save the stock lower mounting hardware for later re-installation. Special note: New longer front shocks are needed after this suspension system has been installed and the front shocks need to be ordered as a separate part #. If you have not already ordered your front shocks, please feel free to contact Tuff Country or your local Tuff Country dealer and order your front shocks. Tuff Country recommends installing a 20″ fully extended nitrogen gas shock in the front. Repeat procedure on the passenger side. 8. Working on the driver side, remove the torsion bar adjusting bolt and torsion bar key and set aside for later re-installation. Special note: Mark both torsion bars before removal so that they can be re-installed back into the same location. Example: Driver vs. Passenger and front Hummer H3 vs. rear Hummer H3. Remove the stock torsion bar from the stock location and set aside for later re-installation. Repeat procedure on the passenger side. 9. Working on the driver side, remove the stock front sway bar end link from the stock location. The stock sway bar end link may be discarded. Repeat procedure on the passenger side. 10. Working on the Hummer H3 driver side, remove the stock nut that connects the stock outer tie rod ball joint to the stock steering knuckle. Set the stock nut aside for later re-installation. Carefully break the stock taper on the stock outer tie rod ball joint and remove the stock outer tie rod from the stock knuckle. Special note: Take special care not to rip of tear the stock outer tie rod ball joint dust boot. 11. Working on the Hummer H3 driver side, locate the stock ABS line quick disconnect located above the stock upper control arm…

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