Measure the placement of the box carefully and drill four to six holes in the truck bed using a durable metal bit and a powerful drill.
How to measure a truck bed for a tool box.
Measure the length of the truck bed.
Before measuring make sure that the tailgate is closed.
Record this measurement and label that number width.
Measure the distance between the bulkhead and the forward edge of the wheel well.
Now ask the assistant to stretch the measuring tape and hold it after fixing at the bulkhead.
When you re shopping for toolboxes you ll see two measurements for length.
Step 2 moving along your bed rail extend the measuring tape to the inside edge of the top of your tailgate.
In this case there s one more step to follow.
For crossover toolboxes be sure to properly measure the distance from the outside of one rail to the outside of the other.
Determine the height of your bed walls.
If you re unsure of how to do this you can contact the toolbox manufacturer for assistance.
Some truck models don t come with pre drilled holes.
Compare that measurement with dimension a in the illustration.
Compare that measurement with dimension a in the illustration.
First measure the height of the rails and the distance between the rails.
Drilling the holes yourself.
Hold one end of your tape measure against the inside of your truck bed s left front corner and have someone pull the tape measure until it reaches the inside of the front right corner.
Step 1 place your measuring tape at the bulkhead of your truck bed.
How to measure your truck bed for a crossover tool box using the picture of the crossover box above and the instructions below measure your truck bed to ensure proper fit.
The wider top that sits on the bed rails and the narrower base that fits between the rails.
It s key to properly measure your truck bed for a toolbox.
And there should not be any cargo loaded in the truck.
Measure the distance from the outside of one bed rail to the outside of the other rail.
Measure the outside distance between your bed rails and compare it to measurement a on the illustration above.
F150 composite cab corners that will never rust manufacturers typically change bed sizes when they introduce a new model year.
Cross reference chart for pickup truck bed size dimensions.