The last measurement you will need is the length of the truck bed.
How to measure truck bed size for tonneau cover.
Moving along your bed rail extend the measuring tape to the inside edge of the top of your tailgate.
If you are fitting your truck bed for something like a bed rug or a tonneau cover you may need to know its dimensions in fractions for instance 6 2 feet.
Divide the number of inches by 12 to determine the length of your truck bed in feet.
You can do this by simply dividing the number of inches your tape measure will show total inches as well as feet by 12.
Extend your measuring tape longways in the center of the bed to the far end up against the bulkhead.
Measure the distance between the bed rails starting from inside to inside of the rail.
I ve already got a tonneau cover so let me just fold this back for you.
In order to ensure you re purchasing the correct size for your tonneau cover or bed rails you ll want to make sure that your bed is being measured correctly.
Trucks usually come in 2 3 different bed sizes the most common being 5 5 foot 6 5 foot or 8 foot.
First up bed length.
Your new tonneau cover must be an inch or half an inch less the dimensions you get here.
Get the truck bed s length.
This is the first thing you need to know and for some trucks the only thing.
Put down the tailgate and stand at the end of the bed.
Take your measurement at where the bed ends and the tailgate begins.
The model that you purchase needs to be the model made specifically for your bed size.
How to measure your bed size.
When you measure truck bed length you may find that the exact number does not match any lengths listed on our product pages.