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How to Install Putco Diamond Donuts - 1.75 in. - Black on your Silverado

Installation Time

30 minutes

Tools Required
  • 9 / 1 6 ” S o c k e t & R a t c h e t
  • 5 / 3 2 ” A l l e n W r e n c h
  • 7 / 1 6 ” D r i l l B i t
  • D r i l l
  • T a p e M e a s u r e
American Muscle
Shop Parts in this Guide

Please read all instructions before beginning installation and be sure to check to see that all parts and hardware are included.

Step 1: Measure from center of stake pocket hole to toolbox, subtract 5/8 inch.

Step 2: Transfer measurements to bed rail, starting at the center of hole in pad.


Step 3: While holding Diamond Donut at appropriate place on toolbox, mark toolbox with a nail thru the center of donut. Drill 7/16” hole in the toolbox.

Step 4: Place the gasket between donut and the toolbox.

Step 5: Mount both donuts with the set screw facing 4 and 8 positions of a clock.

Step 6: Be sure set screws are not blocking groove.

Step 7: Install bed rails in the donuts and then fasten pads to rear stake pocket holes.

Step 8: Tighten set screws in Diamond Donuts.

Step 9: Verify all hardware is tight to complete the assembly.

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