GVWR vs Payload - Diamond C Trailers (2024)

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Published January 25, 2023

GVWR vs Payload - Diamond C Trailers (1)

What is GVWR?

So what’s the deal with words like GVWR, payload capacity, and curb weight? You’ll hear us refer to these a lot when talking shop about trailers, and it’s crucial to understand the differences and meanings behind these terms and how they relate to you and your trailer.

Simply put, your Gross Vehicle Weight Rating (GVWR) is the maximum amount of weight that your trailer is rated to carry. This number INCLUDES the weight of the trailer itself and the cargo/equipment you plan to haul. But this number in itself can be misleading, if you buy a 30K GVWR trailer it does not mean you can haul 30,000 lb of equipment on it – that’s where knowledge of your trailer’s payload capacity comes in. This is the true amount of weight your trailer is safely rated to haul.

How do I find out my trailer’s payload capacity?

To calculate payload capacity use this simple formula:

GVWR – Weight of Trailer = Total Payload Capacity

The weight of the empty trailer is often referred to as “curb weight”. Remember to include any accessories, like toolboxes, chain trays, or spare tires in this weight.

In real-life numbers, if you purchase one of our Fleetneck FMAX312 gooseneck trailers with a GVWR of 30,000 lbs and a curb weight of 9,000 lbs (approximate), to determine your maximum allowed payload capacity you would calculate:

30,000 (rated GVWR) – 9,000 (curb weight) = 21,000 lb (payload capacity)

It is very important to know your trailer’s GVWR and curb weight BEFORE hauling extreme loads to ensure you do not damage your trailer by overloading it. (If you are unsure about your trailer’s approximate curb weight, please contact your nearest Diamond C DEALER or take your trailer to a weigh station for a more accurate weight).

GVWR Videos

Listen in as Jacob Crabb explains GVWR further in these short videos, along with some practical tips for choosing the best-rated trailer for your required haul.

Trailer Weight Distribution

Even if you are loading less than the maximum payload, it’s still important to use common sense when loading and observe some best practices for even load distribution:

  1. Distribute your cargo as evenly as possible between the entire length of the trailer.
  2. As a general rule of thumb, 60% of the weight of the cargo/equipment should be nearer the front of the trailer than the rear. Load heavier equipment nearer the tongue/neck of the trailer, and place lighter equipment closer to the rear.
  3. Avoid uneven left/right loads as well – these can not only cause abnormal tire wear, wheel, or even axle damage, but also result in dangerous swaying while driving.
  4. On DC trailers with our industry exclusive 12’ HYDRAULIC DOVETAIL, make sure to distribute weight as evenly as possible across the length of the tail. Our hydraulic dovetail is rated to lift and carry up to 10,000 lb evenly distributed, but an undistributed load (too much weight rearward) can cause premature wear and unnecessary damage to the tail.

Loading Tips Video

Watch below as Randal demonstrates some best practice loading tips for even weight distribution, along with some examples of what to avoid.

Lighter Weight – Stronger Frame

At Diamond C, we want your investment to work as hard as you. That’s why we are so passionate about the significant impacts our ENGINEERED BEAM TECHNOLOGY can have for trailer owners, as it allows our trailers (especially higher GVWR and longer GOOSENECKS) to have lighter, but stronger frames. A lighter frame results in a lower curb weight, which means a higher payload capacity for you to haul. For example, our FMAX216 gooseneck trailer in a base 40′ configuration has an average curb weight of 1,100 lbs LESS than the competition. When tackling the most grueling jobs around, that extra payload capacity available plays a big part, especially for HOT SHOT trailer users! #DoWork

GVWR vs Payload - Diamond C Trailers (2)

Build Your Own Trailer

Click below to view the GVWR and price of every Diamond C trailer model and customize your own model.

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GVWR vs Payload - Diamond C Trailers (2024)

FAQs

GVWR vs Payload - Diamond C Trailers? ›

This number INCLUDES the weight of the trailer itself and the cargo/equipment you plan to haul. But this number in itself can be misleading, if you buy a 30K GVWR trailer it does not mean you can haul 30,000 lb of equipment on it – that's where knowledge of your trailer's payload capacity comes in.

What is the difference between GVWR and payload trailer? ›

GVWR stands for Gross Vehicle Weight Rating, and essentially means the Total amount of weight the trailer can weigh while it's on the road. Typically *, the stickered GVWR is determined by adding together the empty trailer's weight +plus+ the total weight of the cargo it was built to handle (Payload capacity).

What is the GVWR payload rating? ›

The GVWR is the maximum safe loaded weight of your vehicle (or trailer), as determined by the manufacturer. GVWR isn't just the weight of passengers and payload but also the vehicle. You can find your vehicle GVWR on the placard attached to the driver's door pillar or consult your owner's manual.

What does 7000 GVWR mean on a trailer? ›

GVWR stands for Gross Vehicle Weight Rating

It is the maximum loaded weight of your vehicle (or trailer), as determined by the manufacturer. GVWR isn't just the weight of passengers and cargo but also the vehicle itself. The gross vehicle weight rating is all about safety.

What is the GVWR rating of a trailer? ›

Gross Vehicle Weight Rating (GVWR) is the most weight allowed of both your trailer and cargo. The GVWR will be posted on your trailer's VIN label.

Can I pull a trailer with a higher GVWR? ›

Vehicle manufacturers provide a “tow rating” in their owner's manuals which provides the maximum weight the tow vehicle can tow when fully loaded. The GVWR of the trailer should never exceed the tow rating of the tow vehicle, even if the trailer is not loaded to its maximum capacity.

How do you calculate payload capacity from GVWR? ›

You take it to the weigh station and determine it has a curb weight of 6,800 pounds and you look on your drivers side door to find a GVWR of 14,000 pounds. To find your payload capacity, you would need to subtract 6,800 from 14,000 and the difference is the maximum amount of “stuff” you can add to your vehicle.

Is GVWR fully loaded? ›

The gross vehicle weight rating (GVWR) is assigned by the vehicle manufacturer and represents the maximum weight of the vehicle and what it can carry when fully loaded. The GVWR includes the weight of the vehicle itself plus fuel, passengers, cargo, and trailer tongue weight.

Does GVWR tell you towing capacity? ›

Only the capacity of the vehicle itself is measured by GVWR. Trailer weight is not included. That's where the gross combined weight rating (GCWR) comes in. The GCWR refers to the combined maximum load capacity once a trailer has been attached to a vehicle.

Do you have to subtract payload from towing capacity? ›

You must deduct the curb weight from the GVWR to arrive at the payload capacity weight. What you get after the deduction will be your payload capacity. The TW, or Trailer Tongue Weight, must be subtracted from the payload capacity. You should only do this if your vehicle has a trailer hooked to it.

What happens if I exceed the GVWR of a trailer? ›

Damaging your vehicle - Brakes and tires are designed with the GVWR in mind. Exceeding the weight limits puts an extra strain on these parts, increasing the chance of a blowout and impacting your ability to stop safely. You can also damage the vehicle's frame, axles, and other systems.

Do you subtract trailer weight from GVWR? ›

Find the Trailer's Load Limit

If the trailer exceeds 10,000 pounds, determine the empty weight, and find the GVWR. Subtract the empty weight from the GVWR to show its maximum available cargo capacity.

What does payload mean on a trailer? ›

But this number in itself can be misleading, if you buy a 30K GVWR trailer it does not mean you can haul 30,000 lb of equipment on it – that's where knowledge of your trailer's payload capacity comes in. This is the true amount of weight your trailer is safely rated to haul.

What is the difference between payload and GVWR? ›

Subtract your truck's curb weight from its GVWR—that's your payload capacity! For example, if your truck's GVWR is 9,000 lbs and it weighs 5,000 lbs empty, then your payload capacity is 4,000 lbs. You can put 4,000 lbs of people and stuff in your truck. Note: Payload capacity includes passengers!

Can you lower the GVWR of a trailer? ›

Answer: Yes, you can certify the vehicle. The GVWR and GAWRs provided by the incomplete vehicle manufacturer can be changed by a final-stage manufacturer or alterer. However, if the ratings are changed, there must be some analysis, testing or documentation to back-up the re-rating.

What size truck do you need to pull a 10,000 pound trailer? ›

To tow a 10,000 pound trailer, you'll typically want either a full-size or heavy-duty truck. Full-size truck options capable of pulling 10,000 pounds include the Ford F-150, Chevrolet Silverado 1500, Ram 1500, and GMC Sierra 1500.

What is the difference between payload and gross load? ›

Payload indicates the weight of the cargo and tools the vehicle can carry. GCM – Gross Combined Mass is the maximum combined weight of vehicle, trailer, and any cargo that the vehicle and/or trailer is carrying. This is the maximum mass that the combination of vehicle & trailer can be at any given time.

Does payload subtract from towing capacity? ›

Towing Capacity & Payload Capacity

Both towing and payload capacity are determined by the manufacturer. Payload is the total amount your vehicle can carry while tow capacity is the amount of weight your vehicle can pull behind it on a trailer. The payload capacity is lower than the capacity for towing.

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