Installation Guide

CURTMFG.COM
•
PRODUCT SUPPORT: 877.287.8634
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13146-INS-RA
•
05/13/2020
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ECN7022
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PAGE 2
Passenger-side
frame rail
Driver-side
frame rail
Existing
weldnuts
(both sides)
AS SE MBLY
2
1
VEHICLE FRAME
CONICAL TOOTHED WASHER ORIENTATION
HITCH SIDE PLATE
HEX BOLT
CONICAL TOOTHED WASHER
To remove debris from weldnuts
in frame, spary lubricant or
compressed air into the hole.
For heavy debris, use a wire brush.
Take care not to damage threads.
WELDNUT CLEANING
FRONT
REAR
Parts List
Item Qty Description
1 6 Hex bolt,
M14-1.50 x 40mm, CL 10.9
2 6 Conical-toothed washer, 9/16"