Record this measurement and label that number width.
How to measure your truck bed for a canopy.
Step 2 moving along your bed rail extend the measuring tape to the inside edge of the top of your tailgate.
After selecting your vehicle and a tonneau cover you will see a fitment note directing you to the correct model number for your bed size.
Again the tape measure should be in a straight taut line even with the top of the bed.
Put down the tailgate and stand at the end of the bed extend your measuring tape longways in the center of the bed to the far end up against the bulkhead take your measurement at where the bed ends and the tailgate begins inches to feet converter.