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VEHICLE FRAME
EXISTING
WELDNUT
USE THIS HOLE
FOR CENTER
SECTION ASSEMBLY
NOTE:
General assembly - loosely assemble center section (page 1); loosely install side brackets on vehicle (this page);
install center section assembly (page 2-3); tighten all fasteners to proper specifications (page 1)
2000-06 CHEVROLET SUBURBAN, TAHOE, GMC YUKON, YUKON XL
1. Remove the existing 14mm bolt from the bottom of frame, both sides.
2. Raise the side brackets into position, lining up hole 2 in bracket with existing weldnut. Loosely reinstall
the 14mm bolts removed in step 1.
3. Using hole 4 in side bracket as a guide, drill a 1/2" hole in the frame. Install a 1/2" x 2 carriage bolt with a 1/4" bolt
plate through access hole and into drilled hole. Install a 1/2" flat washer, lock washer, and hex nut on the bolt.
Repeat for the other side.
4. Install center section per SIDE BRACKET LOCATION 4. (See page 3.)
REFER TO SIDE BRACKET LOCATION INSTRUCTIONS FOR PROPER BOLT TIGHTENING SEQUENCE
CROSSMEMBER
ACCESS HOLE
1/2 x 2" CARRIAGE BOLT
1/4" BOLT PLATE
HOLE 2
INSTALLATION T
TOOLS REQUIRED
3/4"
SOCKET
21MM SOCKET
22MM SOCKET
1/2" DRILL
TORQUE WRENCH
SAFETY GLASSES
DRILLED HOLE
HOLE 4
1/2" FLAT WASHER
1/2" LOCK WASHER
1/2" HEX NUT
EXISTING M14 BOLT
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