Place your measuring tape at the bulkhead of your truck bed.
How to measure your truck bed for a tonneau cover.
Extend the measuring tape to the far end of the bed in the center and up against the bulkhead.
Your truck bed length is determined by the distance between the inside of your tailgate and the inside of the bulkhead.
Measure the bed length stand at the end of the bed and put down the tailgate.
Extend your measuring tape longways in the center of the bed to the far end up against the bulkhead.
Use measure and start from the bulkhead of your truck and measure all the way to the inside edge of the tailgate.
Take the measurements from where the tailgate begins until where the bed ends.
Most bed lengths of tonneau covers are rounded so your number should be within in 1 2 inches.
So if your truck bed measures 76 you can go with the product listed for a 6 5 foot bed.
This is the first thing you need to know and for some trucks the only thing.
Measure the distance between the bed rails starting from inside to inside of the rail.
Step 2 moving along your bed rail extend the measuring tape to the inside edge of the top of your tailgate.
Get the truck bed s length.
Your new tonneau cover must be an inch or half an inch less the dimensions you get here.
Record the measurement in inches.
When you measure truck bed length you may find that the exact number does not match any lengths listed on our product pages.
Convert inches to feet.
That s because most truck and accessory companies round off their measurements to the nearest half foot.
Take your measurement at where the bed ends and the tailgate begins.
First up bed length.