Fifth Wheel St. (FWS)

Providing RV safety information for all RV owners.

We are the one-stop, self-help RV safety website providing tow capacity information, tow ratings, vehicle tow rating reviews, tire load charts, and towing guides. Our free web-based SAE J2807 compliant RV Tow Check App will assist you with matching up tow vehicles and trailers. Additionally, our Truck Camper Load Check App will assist RVers with selecting a camper that's less likely to exceed the truck's GVWR. Desktop users can access our free industry-leading 13-point weight safety reports for 5th wheel or gooseneck trailers and conventional trailers that will expose the truth about your current load conditions. FWS assists all RV travelers, including truck camper owners, all who tow fifth wheel or gooseneck trailers, and conventional trailers such as bumper pull travel trailers, boat trailers, and utility trailers, as well as motor coaches towing a car or trailer. The Fifth Wheel St. App is our industry-leading 13-point weight safety report for fifth wheel or gooseneck trailer owners and it's available for most mobile devices.

To make it easier to share and to find us, we now own

247MedPlan for RVers and campers at

Four Easy Steps...

Step 1: Choose, print and provide answers on the appropriate worksheet.

Step 2: Weigh your vehicle with your trailer or other towable attached.

Step 3: Weigh your vehicle without your trailer or other towable attached.

Step 4: Enter the data from your worksheet into the RV Safety Report Calculator.

To Your RV Weight Safety Report

Step 5: Adjust load distribution and inflate tires per tire load inflation recommendations.

Are you towing below the load ratings?

The RV Safety & Education Foundation data indicates that 57% of all RVs on the road exceed one or more weight safety ratings.

Additionally, the following exceed at least one rating:

  • 60% of all tow vehicles
  • 51% of all travel trailers
  • 55% of all 5th wheel trailers
  • 50% of all trailers exceed the GVWR

Ensure you're not the one exceeding a load rating. Use our easy 5-step weight safety plan.

No towing guidesHow Much Can I Tow?

"Towing with mismatched vehicles or towing while exceeding the vehicles’ weight safety ratings may not always be the primary factor in an accident. But, I am convinced that the severity of some accidents are exacerbated by overweight conditions and/or mismatched combinations." Dave Gray

Matching the correct tow vehicle and trailer starts here:

Before You Buy That RV, Truck or Other Tow Vehicle

Our Apps...

Image of FWS app on iPhone.
Install Now!
Apple App StoreGoogle Play StoreAmazon App Store

Our Industry-leading 13-Point
RV Weight Safety Report

rv tow check
RV Tow Check 2.1

The RV salesperson fact checker!
SAE J2807 Compliant

Smartphone Before You Buy TC
Truck Camper Load Check 2.0

FREE Web-based App For
Truck Camper Buyers

One Ton Trucks

Three-quarter Ton Trucks

How likely will these trucks be overloaded by a 5th wheel trailer?

The answer may be jaw dropping for some.

Check out our 2016 tow rating charts showing some of the most popular truck brands and models used for towing.

One Ton - click here.

Three-quarter Ton - click here

Heavy Duty Trucks (HDT) for Towing RVs

In recent years, the big three pickup truck makers have really made waves with the high payload and towing capacities. Additionally, the cost of buying these big one ton trucks have skyrocketed as well. For most RVers, the cost of medium duty trucks (MDT), even used ones, are hardly affordable. As you will read in this recommended article, a used and well maintained HDT can be the lowest cost to buy, and it's certainly the safest to tow any RV trailer available. Considering an HDT is a viable option. Read more here.



Half-ton Trucks

Is it possible to tow 5th wheel trailers with these light duty trucks and not exceed the weight safety ratings?

The answer may surprise you...

Or may cause you to gasp.

Check out these 2016 tow rating reviews for five commonly used half-ton truck brands, including the new 2016 Nissan Titan XD diesel truck.

Find out now - click here

Our Latest Articles...

ram 2500 towing a toy hauler

My Truck Pulls it Just Fine!

"I have a 41 foot 5th wheel being pulled with a three-quarter ton diesel and have no problems so far. Love it."

For individuals sharing a statement like that, there is no doubt that their three-quarter ton truck can tow a large trailer "just fine" or with "no problem".

Unfortunately, these kinds of statements are not really helpful and could very well lead someone to purchasing a trailer much too big for their tow vehicle. Read more here.

the armed rv owner

The Armed RV Owner

"For me, personally, I don’t ever expect to get into a situation that will require me to exercise my right to self-defense, nor do I expect to use my fire extinguishers to put out a fire in my RV."

Before anyone makes a decision to carry a gun in their RV, they must understand the legal ramifications that come with gun ownership and use. Read more here.

the basics - what do i need to tow it

The Basics:
What do I Need to Tow it?

Here are some guidelines that provide a range of typical max towing capacity for the for the half-ton, three-quarter ton and one ton truck classifications that will help you get started in the right direction. Read more here.

The Davis Dam Grade Testing Area

SAE J2807 Tow Tests

The Society of Automotive Engineers (SAE) J2807 test procedures are designed to level the playing field in trailer tow ratings for all vehicles model year 2013 or later. For a better understanding of how it's performed, read more here.

RV Electrical Safety and Hot Skin Condition

"Any time you feel a slightest tingle or shock upon entering your RV and it feels completely different than a static shock you may commonly feel, immediately disconnect the AC power from the power pedestal..."