Measuring is actually quite easy simply take a tape measure and measure between the bulkhead near the cab inside the truck bed all the way to the inside of the tailgate the pivot point of your tailgate.
How to measure a truck bed for a cap.
Cross reference chart for pickup truck bed size dimensions.
Next measure from the inside of the tailgate to the inside of the bed s bulkhead.
Instructions for measuring your bed size.
Measure the width of the truck bed from the inside of the side wall to the other side wall.
F150 composite cab corners that will never rust manufacturers typically change bed sizes when they introduce a new model year.
This distance is the number you ll want to use for the measurement.
Step 2 moving along your bed rail extend the measuring tape to the inside edge of the top of your tailgate.
First grab your tape measure.
Your truck bed length is determined by the distance between the inside of your tailgate and the inside of the bulkhead.
This used to be straightforward when there were only.
Measure your truck bed length.
Step 1 place your measuring tape at the bulkhead of your truck bed.
Again the tape measure should be in a straight taut line even with the top of the bed.
Measure the height of the truck cab from the truck bed floor using a tape measure.
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.
Measuring a truck s bed length is simple.
So if your truck bed measures 76 you can go with the product listed for a 6 5 foot bed.
Write the measurement down.
Record this measurement and label that number width.
This is needed to ensure that the camper shell will clear the top of the truck cab by at least 6 inches to compensate for movement.