Over the roads, semi truck drivers need to spend lots of time, and it’s not always a good choice to pay for a room.

So having a mattress in your semi truck can save time and money.

But what size mattress fits in semi truck? Is it queen, full, or twin?

In short, the answer is not simple here because it also depends on which model of semi truck you have so there is no standard size but the majority are around 40 inches wide and 80 inches long.

We will discuss, some popular models of semi trucks and which size of mattress fit in that model, and how you can fit any size of mattress in your semi truck.

Let’s get started.

Difference Between Normal Mattresses & Semi Truck Mattresses

Lots of people get confused when they are looking for a mattress for a semi-truck.

They think a sleeper mattress can fit in their semi-truck but it’s not possible because the height of a regular queen, twin, a full mattress is 80 inches which are perfect but the width of a full or queen-size mattress is 54 inches.

And as you know this size won’t fit in your semi truck no matter which model you have.

But a Normal Twin Size Mattress Can Easily Fit in your Semi truck.

Semi-truck mattresses don’t come in sizes like normal mattresses in the store because you can only fit a residential mattress in your semi-truck.

So if you know the make and model of your semi truck then it can be very easy to find the right size of mattress for your semi-truck.

What Size mattress Fits in Semi Truck?

What Size Mattress Fits in Semi Truck

As I said before there is no perfect size for your semi truck so you need to know which model you have and depending upon the space you can choose the size of the mattress.

The thickness of the mattress won’t matter when you select the size.

A Twin Size Normal Mattress Can Fit in your semi truck easily and one single person can easily sleep on twin size mattress.

But usually, semi-trucks need mattresses that are specially designed for their sleeper’s cab so always choose mattresses that are made for semi-truck.

Here are some popular semi-truck models and how much space they have for a mattress.

So if you know your truck’s make and model, you will get the dimension for a mattress that will fit in your semi truck.

What Size Mattress Fits in Internation Trucks?

The international semi trucks are one of the popular models of semi trucks.

In this series, you can find LT, LoneStar, RH Series, and Prostar truck models with sleeper cabs.

So if you have these models, the common mattress size you can get is 36×80 and 42×80.

What Size Mattress Fits In Freightliner Trucks?

Freightliner trucks are the most popular models of semi trucks.

And in this series, 122SD and Cascadia are on-highway semi trucks with sleepers cabs.

The most common mattress sizes in the Freightliner series are 42×80, and 38×80.

So you can easily fit a mattress size of 38×80 in each and every model of Freightliner truck.

What Size Mattress Fits in Kenworth Truck?

The semi-truck models from Kenworth are W990, W900, and T680.

You can fit a mattress size of 38×80 in Kenworth T2000 and T680 models.

And all other models from Kenworth can easily fit 42×80 inches of mattress.

What Size Mattress Fits in Volvo Semi Truck?

Volvo is another popular semi-truck series with 4 truck models and here are their sizes with their models.

  • VNL400 36×75
  • VNL 740 39×81
  • VNL 760 39×81
  • VNL 860 42×79

This company is known for manufacturing cars but valvo has come strong with their new semi truck models which people love the most.

What size Mattress Fits in Peterbilt Motor Company?

The most common sleeper models for Peterbilt semi trucks are 579 and 389.

And the standard sizes of mattresses for these models are 36×85 and 42×78.

What Size Mattress Fits in Mack Trucks?

Mack trucks are known for a heavy-duty truck, and they are best for a heavy workload.

And the most common model of mack trucks are Mack Pinnacle and anthen.

The standard size of mattresses for these models are 36×75 and 38×80

What Size Mattress Fits in Western Star Trucks?

The semitruck models from western star trucks are 4900 and 4700 which feature sleeper cabs with mattresses.

And the standard mattress size in these models is 42×80, 38×80, and 36×78.

What Size Mattress Fits in Custom Semi Truck?

If you have a custom sleepers cab in your semi truck then you can fit the even bigger size of mattresses.

But of course, creating more space or a customized sleeper cab in your semi truck can be costly but some drivers say it’s worth it.

So when you create a customized sleeper cab in your semi truck then you can fit in any size of mattress you want.

What if you use Wrong Size Mattress in Semi Truck?

If you choose the wrong size mattress then it can get damaged.

And the right size of mattress which fits in your sleepers cab in semi-truck is so important.

So if your mattress is too large or too small then it won’t provide good support and comfort and also cause body pains and aches.

How To Size A Replacement Semi Truck Mattress

Before you fit any size of mattress in your semi-truck, make sure you know the make & model of your semi-truck.

Because you need to know the space and dimensions of your sleepers cab so you can get the perfect size of semi-truck mattress for your semi-truck.

And always remember, choose mattresses that are specially designed for semi trucks you can’t fit normal mattresses in your semi-truck.

Final Words

Fitting a mattress in a semi-truck is one of the fun tasks but you need to know which model of semi-truck you have.

But lots of people get confused and try to fit a normal queen or full-size mattress in their semi-truck, they are not made for semi trucks so they won’t lie flat.

So never use normal mattresses for your semi truck, always choose mattresses that are specially designed for semi trucks.

But if you don’t have the budget for a new semi truck mattress then you can use a normal twin mattress from your bedroom.

If you have any questions regarding mattress sizes in semi truck then you can ask them in the comment section of this article.