Peterbilt 379 aluminum cab entry 31" tool/battery box bottom step ONLY

The next time you (or your driver, or someone else - we don't point fingers!) rip a lower step off of one of your side boxes, don't worry about buying a whole new box!

This replacement lower step is a great solution to a problem that could otherwise cost you hundreds of dollars to fix. This step replaces a missing or damaged step.

Box not included. Mounting holes are not pre-drilled. No mounting hardware included. Measures 7" wide. Compatible with standard 31" wide Peterbilt cab entry boxes.

This product will fit your factory or aftermarket boxes. These arms mount to the outside of the box.