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----3300 W. Pontiac Way Clovis, CA 93612
Thank you for being selective enough to choose our high quality BELLTECH PRODUCT. We
have spent many hours developing our line of products so that you will receive maximum
Note:
Confirm that all of the hardware listed in the parts list is in the kit (Page 8). Do not begin
installation if any part is missing. Read the instructions thoroughly before beginning this
installation.
Warning:
DO NOT work under a vehicle supported by only a jack. Place support stands securely under
the vehicle in the manufacturer's specified locations unless otherwise instructed.
Warning:
DO NOT drive vehicle until all work has been completed and checked. Torque all hardware to
values specified.
Reminder:
Proper use of safety equipment and eye/face/hand protection is absolutely necessary when
using these tools to perform procedures!
Note:
It is very helpful to have an assistant available during installation.
RECOMMENDED TOOLS:
Properly rated floor jack and six (6) support stands
Wheel chocks
Die grinder equipped with abrasive cut-off wheel
Drill motor with ¼" & ½" twist drill bits
Standard socket wrench set
Air powered ½" drive impact wrench
Flat bladed screw driver
C-Clamps
Safety glasses
! It is very helpful to have an assistant available while performing this installation.
SAFETY REMINDER:
KIT INSTALLATION
As this is a relatively involved installation, we recommend that a qualified mechanic at a properly equipped
facility perform it. We also recommend that the installation be performed on a firm, flat and level surface,
such as seasoned asphalt or concrete. The use of safe and properly maintained equipment is very important!
In order to document any possible irregularities in the factory ride height of your vehicle, please take a few
moments to fill out the Belltech Vehicle Inspection Record included with these instructions. We also
recommend measuring and recording all stock driveline angles prior to installing this kit. This
information may be helpful if vibration problems arise after installation.
6612-888 9/05
A Division of KW AUTOMOTIVE North America, Inc
6612/6616 & 6614/6618
REAR AXLE FLIP-KIT
1999-UP CHEVROLET SILVERADO/GMC SIERRA 1500
performance with minimum difficulty during installation.
PROPER USE OF SAFETY EQUIPMENT AND EYE/FACE/HAND
PROTECTION IS ABSOLUTELY NECESSARY WHEN USING THESE TOOLS
TO PERFORM THE FOLLOWING PROCEDURES!
INSTALLATION INSTRUCTIONS
toll free: 1-800-445-3767
Felt-tipped pen
Steel construction square
½" drive torque wrench
Medium weight ball peen hammer
Metal file
Grinder with abrasive disc
Cleaning solvent and rag
Masking tape
1
web:
www.belltech.com----
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Summary of Contents for Belltech 6612
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Page 1: Installation Instructions
In order to document any possible irregularities in the factory ride height of your vehicle, please take a few moments to fill out the Belltech Vehicle Inspection Record included with these instructions. We also recommend measuring and recording all stock driveline angles prior to installing this kit. This information may be helpful if vibration problems arise after installation. - Page 2 Refer to Diagram A below and Table A to confirm that you have obtained the correct kit. Figure A Table A: Frame style and Flip Kit identification information Dimension “A” Vehicle Year Area B Belltech Flip Kit P/N 5.0” 1999 Flat without dimple 6612/6614* Late ’99-2000 5.0”...
- Page 3 e) Slowly lower the vehicle onto the stands and, before placing the vehicle’s weight on them, again check that they properly and securely contact the frame rails as described above. Check for possible interference with any lines, wires, or cables. f) Remove the rear wheels from the vehicle.
- Page 4 C-Section installation. m) This Step is required only for vehicles using the 6616/6618 kits as described in Table A. An additional notch is required in the lower frame rail flange just behind the C-notch cut out in Step o Working from the inside of the frame area, use solvent soaked rag to clean coating from the inside upper surface of the lower frame flange (Photo 13).
- Page 5 square notch, located in the top surface of the C-section, is evenly aligned with central bed cross-member (Photo 19). It may be necessary to use a soft-faced hammer to position the C-Section shell over frame rail. Make sure the C-section is properly installed prior to proceeding with following hole-drilling procedures. With the C-section installed tightly against the outside face of frame rail, use the drill motor, equipped with a 1/2”...
- Page 6 Attach using original hardware. DO NOT tighten and torque to final specification until instructed to below. i) Locate the Belltech axle Adapter Saddles supplied in the kit. Place the Adapter Saddles on top of the springs with the hole over the head of the spring center bolt. To properly position the axle, the offset holes MUST be oriented toward the front of the vehicle (Photo 32).
- Page 7 (these instructions are included separately). Install the appropriate Belltech Nitro-Drop or Nitro-Active rear shock absorbers using the original hardware. See the current Belltech Application Guide or contact you nearest Belltech Dealer for the appropriate part numbers for your application. Tighten and torque hardware to 70 lb ft.
- Page 8 Check all of the hardware and re-torque at intervals for the first 10, 100, and 1000 miles. The front of the vehicle MUST be lowered accordingly for proper handling and performance and also to maintain warranty. See the current Belltech Application Guide or contact you nearest Belltech Dealer for the appropriate part numbers for your application.
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