Explaining the Forms of Trailer Hitches

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A secure connection between your trailer and tow automobile is important when towing a camper. For those who’re new to towing, you’ll want to search out the correct sort of trailer hitch. Not all hitch varieties are created equal, so let’s break it down that can assist you perceive the varieties of trailer hitches appropriate together with your setup.

Key Takeaways

  • Understanding Hitch Parts and Lessons: Secure towing begins with matching your tow automobile and trailer to the right hitch class (1–5, plus business obligation), every rated for particular gross trailer and tongue weights.
  • Deciding on Appropriate Hitch Components: Parts like hitch receivers, ball mounts, and hitch balls should align in measurement (e.g., receiver opening, ball diameter, shank measurement) and score to make sure a safe and balanced towing setup.
  • Significance of Weight Distribution Hitches: For trailers over half the tow automobile’s weight, weight distribution hitches enhance dealing with, cut back sway, and are sometimes really helpful for safer, extra steady towing.

Components of A Trailer Hitch

First, you should perceive the elements required to tow a journey trailer safely. This graphic outlines the usual elements of a trailer hitch: 

Trailer Hitch Parts Graphic
Picture by Tenting World

Editor’s Observe: This text received’t cowl the necessities for fifth wheel towing, as these setups range. Use this fifth wheel tow hitch information to be taught extra about that model of RV towing

Frequent Hitch Lessons

There are six customary courses of trailer hitch elements, starting from these rated to tow 2,000 as much as 20,000 kilos. Hitch receivers, hitch balls, and hitch ball mounts are all rated for the allowable weight they will pull. The hitch elements rankings ought to match one another and exceed your trailer’s gross automobile weight score (GVWR). 

Technician Tip: In case your hitch element rankings don’t match, you need to solely tow trailers below the utmost score of the lowest-rated element. For instance, in case your hitch receiver is rated for as much as 3,500 kilos and your hitch ball is rated for 8,000 kilos, your trailer’s GVWR have to be lower than 3,500 kilos.

Right here’s a breakdown of the load rankings for the widespread hitch courses: 

Hitch Classes Graphic
Picture by Tenting World

Forms of Hitch Receivers

For journey trailer towing, hitch receiver installations range. Listed below are the most typical varieties: 

  • Rear Mounted: These hitch receivers are put in to the rear of a tow automobile. They are often bolted on or welded. As soon as put in, they provide the usual receiver for attaching a trailer. 
  • Entrance Mounted: Additionally welded or bolted on, these receivers connect to the entrance of a tow automobile to safe bike racks, winch mounts, or different equipment.
  • Bumper Mounted: These hitch receivers mount on the automobile’s bumper, limiting their weight capability to that of the bumper itself.
  • RV Hitch: These receivers are designed for the rear of RVs or motorhomes, offering the required receiver tube for towing a automobile behind an RV.

Technician Tip: There are additionally multi-fit hitch receivers designed to suit a variety of tow automobile purposes.

Hitch receivers additionally come in several sizes, the most typical being 1.25”, 2”, and a pair of.5”. That is the measurement of the sq. opening extending backwards from the hitch receiver, into which the ball mount inserts.

  • Class 1 and Class 2 hitch receivers supply a 1.25” receiver. 
  • Class 3, 4, and 5 – Xtra Responsibility hitch receivers present a 2” receiver. 
  • Class 5 – Industrial Responsibility hitch receivers supply a 2.5” receiver. 

Forms of Hitch Ball Mounts

Pictures by Tenting World

You too can safe numerous ball hitch mounts right into a hitch receiver tube for trailer towing. Like hitch receivers, ball mounts are rated for one of many customary hitch courses.

  • Commonplace ball hitch mounts supply a single hitch ball of a particular measurement.
  • Adjustable hitch ball mounts might be raised or lowered based mostly in your towing wants.
  • Cushion ball hitch mounts
  • Deep drop hitch mounts are used when the trailer’s floor clearance is considerably lower than that of the tow automobile. 
  • Multi-ball hitch mounts usually characteristic two or extra hitch ball sizes, permitting you to rotate the mount and use the popular hitch ball measurement for various towables.
  • Pintle hitch mounts supply a powerful coupling mechanism with a hook and a hoop. They’re primarily used for heavy-duty agricultural or industrial purposes.

Frequent Ball Hitch Sizes

Hitch Ball Measurement Graphic
Picture by Tenting World

A journey trailer’s coupler suits a particular hitch ball diameter, however diameter is only one of 4 key measurements figuring out compatibility. Within the US, inches is the usual metric for these hitch ball measurements.

The 4 important hitch ball measurement measurements are:

  • Ball Diameter: The width of the roundest, widest a part of the hitch ball.
  • Shank Diameter: The width of the threaded shaft that mounts the ball to the ball mount.
  • Shank Size: The size of the threaded shaft beneath the ball’s base.
  • Rise: The vertical distance the ball sits above its base or mounting platform.

Selecting the right mixture of those measurements is important to make sure a secure and correct match in your towing setup.

Ball Diameter

Hitch ball diameters sometimes vary from 1-7/8″ to three″, together with metric sizes like 50mm. The most typical sizes are:

  • 1-7/8″ – Typically used for small utility or light-duty trailers.
  • 2″ – Commonplace for a lot of journey trailers and medium-sized RVs.
  • 2-5/16″ – Frequent on bigger journey trailers and heavy-duty towing setups.
  • 3″ – Sometimes reserved for gooseneck trailers and really heavy masses.
  • 50mm – Predominantly discovered on European and Australian trailers.

At all times match the ball diameter to the trailer coupler measurement to make sure a safe towing connection.

Shank Size

Hitch ball shank lengths supply probably the most selection, starting from 1-⅝” as much as 3.5”. Shank size helps you identify if the ball can match right into a mount with sufficient threaded rod for the hitch ball nut to tighten to the producer’s advice. 

Shank Diameter

The most typical shank diameters are 0.75”, 1”, 1.25”, and a pair of”. A hitch ball’s shank diameter should match the diameter of the opening within the ball mount. If it’s too giant, it merely received’t match. But when it’s too small, it’s extra more likely to wobble when towing, which considerably will increase the danger of the ball loosening or your trailer detaching, within the worst-case situation.

Rise

Rise assists with stage towing, performing as the alternative of a drop hitch mount. Hitch balls sometimes haven’t any rise (0”) or a 1” or 2” rise. Whereas many trailers are decrease to the bottom than their tow autos, a hitch ball with rise affords flexibility to realize a secure, stage tow when the alternative is true.

What Kind of Trailer Hitch Do I Want?

type-do-i-need-types-of-trailer-hitches-05-2025-
Picture by Tenting World

Sizing the correct elements in your trailer hitch depends upon a number of components, reminiscent of tow automobile capacities, trailer’s gross automobile weight score, trailer’s coupler measurement, and hitch ball mount gap diameter, to call a couple of. Use these fast tricks to discover the correct sort of hitch in your trailer and tow automobile: 

Begin with Towing Capacities

Every part begins with how a lot your automobile can safely tow. No element can change your automobile’s towing capability. Placing Class 5 – Industrial Responsibility hitch elements on an SUV with a 4,500-pound towing capability WILL NOT let you pull greater than the automobile producer’s tow score. Your tow automobile’s towing capability and the utmost rankings of all hitch elements should exceed your trailer’s GVWR.

Choose the Right Hitch Ball Dimension

To make sure a secure and safe connection, your hitch ball should match three key measurements:

  • Ball Diameter: Should precisely match the within width of your trailer’s coupler. Additionally it is stamped on the trailer’s coupler.
  • Shank Diameter: Should match snugly into the opening in your hitch ball mount. Spacers can be found to suit a smaller shank to a bigger gap, supplied the load score of the ball exceeds the RV’s GVWR.
  • Shank Size: Should be lengthy sufficient to move via the ball mount with extra thread uncovered, permitting the hitch ball nut to be totally tightened.

Selecting the right mixture of those dimensions is important for correct towing efficiency and security.

Technician Tip: Hitch ball nut sizes additionally range together with ball diameter. Chances are you’ll want a 1”, 1.5”, or 1-⅞” socket with a ¾” or 1” drive torque wrench to safe the nut on a trailer hitch ball. Keep away from utilizing an influence or cheater bar to make sure the nut is exactly secured to specification.

Strongly Take into account a Weight Distribution Hitch

Weight distribution hitches for RVs supply essential advantages for towing a journey trailer. They enable you to obtain extra stage towing, which might enhance management, cut back sway, and even enhance gas financial system in some instances. Most journey trailer homeowners be taught to arrange and alter a weight distribution with sway management to get pleasure from extra peace of thoughts on the highway. 

Contemplating security and legality, most producers suggest a weight distribution hitch in case your trailer’s gross automobile weight is greater than half of your tow automobile’s curb weight.


Hitching and towing an RV safely can pose a frightening problem for these excited about RV tenting. Nonetheless, it’s simpler than it might appear, and with help from a retail skilled or on-line useful resource, you’ll be pulling your trailer to its subsequent campground very quickly. 

Use these extra sources to be taught extra about RV towing elements and hitch security: 

What questions do you might have in regards to the varieties of trailer hitches? Tell us within the feedback beneath.


  • Tucker Ballister headshot

    Tucker Ballister is our Content material Strategist. He grew up RV tenting in a Fleetwood Bounder together with his dad and mom and has lived and camped in two motorhomes and two journey trailers of his personal. His present RV is a 2025 Forest River Campsite Extremely 26BW, which he loves taking over adventures together with his fantastic associate and furry companion from their dwelling base in Western North Carolina. Try his adventures, gear opinions, and out of doors recommendation at thebackpackguide.com.



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