7 Types Hitch Pin Sizes

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Last Updated on July 31, 2022

The duty of your hitch pin is to secure your trailer couplers. I hope you know how important it is to make sure the safety of your trailer. If your trailer is not secured properly, there is a possibility of an accident. If that happens, you have to pay a lot. So, you should be careful about your hitch pin. The size of the hitch pin depends on your trailer.

Basically, there are two hitch pin types. The threaded or standard hitch pin and the smooth hitch pin. The hitch pin size also varies depending on the hitch pin types. It is important to know about the hitch pin size as you may need to work with them very often.

To know details about the hitch pin sizes, read this article. In this section, I will tell you about different hitch pin sizes. 

7 Types Hitch Pin Sizes

Different Hitch Pin Sizes

Usually, there are seven hitch pin sizes. They are:

Threaded Hitch Pin Sizes

Threaded Hitch Pin

For the vehicles that have 1-1/4″ receivers, the threaded hitch pin sizes are (1/2″ x 13 threads per inch). These hitch pins are the standard hitch pin. You will find these types of hitch pin on the rack that has a locking system.

For a smooth hitch pin, the pin size will be 1/2″ and 5/8″ in diameter for a 1-1/4″ and 2″ receiver respectively.

Hitch Pin Clip

Hitch Pin Clip

Well, the hitch pin clip means fasteners. These clips are used for protecting and preventing your hitch from being disoriented from the primary intended application. The upside of these types of clips is they can be reused and reinstalled. Some pins may require the use of additional tools for installing them. 

Locking Hitch Pin Sizes

Locking Hitch Pin

When it comes to locking a hitch pin, the diameter of a hitch pin should be 5/8″ for a 2″ receiver.

Again, you need to select a 1/2″ pin for your class 1 and 2 1-1/4″ trailer. Because the lifespan of this pin is 2″ which is the perfect locking pin length. The 1/2″ is the perfect hitch pin size.

Ram 1500 Hitch Pin

Ram 1500 Hitch Pin Size

Well, the size of a ram 1500 hitch pin is 2″ only. Before you deal with this type of hitch pin, you need to ensure that the tires are in good condition. Otherwise, there is a possibility of a crush.

Class 3 Hitch Pin Size

Class 3 Hitch Pin

In order to deal with a class 3 or class 4 2″ hitch and class 5 2-1/2″ hitch, you need to use a hitch pin that has a 5/8″ diameter and 3-5/8″ span.

Chevy Silverado hitch pin size

There are different sizes of Chevy Silverado hitch pin. The pin sizes are:

  • 2″ hitch pin
  • 2-1/2″ hitch pin
  • 5/8″ hitch pin
  • 3-3/16″ hitch pin

Tractor Hitch Pin Sizes

CategoryUpper Link Hitch Pin SizeLower Link Hitch Pin SizeLower Hitch SpacingTractor Drawbar Power
0⅝-inch⅝-inch20-inch15 kW
1¾-inch ⅞-inch28-inch15 to 35 kW
21-inch1 ⅛-inch34-inch30 to 75 kW
31 ¼-inch1 7/16-inch40-inch60 to 168 kW
41 ¾-inch2-inch48-inch135 to 300 kW

About the Author: Brian Silvestro

Brian Silvestro is the founder and chief editor of OffroadersArena. He spends his free time tending to his BMW iX SUV and explaining its merits to anyone who'll listen.

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