How To Measure A Truck Bed?


Truck beds come in all shapes and sizes, which is why it’s essential to know how to measure a truck bed accurately. Whether you’re looking to install a new bed liner, determine the payload capacity of your truck, or simply want to know the size of your truck bed, getting accurate measurements is crucial.

In this article, we’ll walk you through the process of measuring a truck bed step-by-step so that you can get a clear idea to install a truck bed cover also keep in mind that there are various types of truck bed covers if you need to install them. We’ll cover everything from the tools you need to the techniques for getting precise measurements, so you can rest assured that you’re getting the most accurate measurements possible.

Tools You’ll Need to Measure a Truck Bed

Measure tape

Before we get started, let’s take a look at the tools you’ll need to measure a truck bed accurately:

  • Tape measure
  • Pen and paper
  • Level or straight edge
  • Calculator

How to Measure a Truck Bed: Step-by-Step Guide

Measure the bed truck

Now that you have all the necessary tools, let’s get started with the step-by-step process of measuring a truck bed.

Step 1: Remove any obstacles

The first step in measuring your truck bed is to remove any obstacles that might get in the way. This includes things like toolboxes, bed liners, and tie-downs.

Step 2: Measure the Length

The next step is to measure the length of the truck bed. Using your tape measure, start at the front of the bed and extend it to the end of the tailgate. Make sure that you’re measuring the length from the inside of the bed and not the outside.

Step 3: Measure the Width

Once you have the length measurement, it’s time to measure the width of the truck bed. Start by measuring the width at the widest point of the bed. This is usually right behind the wheel wells. Make sure that your tape measure is level to get an accurate measurement.

Step 4: Measure the Depth

Finally, it’s time to measure the depth of the truck bed. This is the measurement from the bottom of the bed to the top of the bed rail. Again, make sure that your tape measure is level to get an accurate measurement.

Step 5: Calculate the Volume

Now that you have all the measurements, it’s time to calculate the volume of the truck bed. You can do this by using a simple formula:

Length x Width x Depth = Volume

Once you have the volume, you can use it to determine the payload capacity of your truck.


Knowing the exact bed length of your truck is important when purchasing a new bed liner or cargo management system. By using the list of bed lengths by make and model above, you can easily determine the right size for your truck. If you’re unsure which bed length your truck has, follow the steps above to measure it accurately. With the right measurements, you can be confident that you’re getting the perfect fit for your truck.

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