Trailer Hitch Balls

Hitch balls attach to ball mounts and connect a trailer to a hitch. Hitch balls are selected by the gross load weight required, the hole diameter on the ball mount, the trailer coupler size, and the ball mount platform thickness. Read Less

Frequently Asked Questions

What size hitch ball do I need for my trailer?

To determine the correct hitch ball size for your trailer, you need to consider three main factors: the coupler size, the weight capacity, and the shank diameter. 1. **Coupler Size**: Check the trailer coupler for the required ball size, which is usually stamped on the coupler itself. Common hitch ball sizes are 1-7/8 inches, 2 inches, and 2-5/16 inches. Ensure the ball size matches the coupler size for a secure fit. 2. **Weight Capacity**: The hitch ball must be rated to handle the Gross Trailer Weight (GTW). This information is typically found on the trailer's identification plate or in the owner's manual. The ball's weight rating should meet or exceed the trailer's GTW. Common weight ratings are 2,000 lbs, 3,500 lbs, 5,000 lbs, and 10,000 lbs. 3. **Shank Diameter and Length**: The shank diameter must fit the ball mount hole on your hitch. Common shank diameters are 3/4 inch, 1 inch, and 1-1/4 inches. The shank length should be long enough to fit through the ball mount and allow for a washer and nut to be securely fastened. Ensure all components (hitch ball, ball mount, and hitch receiver) are compatible and rated for the trailer's weight. Always follow the manufacturer's specifications and guidelines for safe towing.

How do I measure the hitch ball size?

To measure the hitch ball size, follow these steps: 1. **Ball Diameter**: Use a caliper or a tape measure to determine the diameter of the hitch ball. Measure across the widest part of the ball. Common sizes are 1-7/8 inches, 2 inches, and 2-5/16 inches. 2. **Shank Diameter**: Measure the diameter of the shank, which is the part of the hitch ball that fits into the ball mount. Use a caliper or tape measure to measure across the shank. Common shank diameters are 3/4 inch, 1 inch, and 1-1/4 inches. 3. **Shank Length**: Measure the length of the shank from the base of the ball to the end of the threaded portion. This ensures the shank is long enough to fit through the ball mount and secure with a nut and washer. 4. **Weight Capacity**: Check the weight rating stamped on the top of the ball or on the base. This indicates the maximum weight the hitch ball can safely tow. Ensure it matches or exceeds the weight of the trailer you intend to tow. 5. **Ball Mount Hole Size**: Measure the diameter of the hole in the ball mount where the shank will be inserted. This should match the shank diameter for a secure fit. 6. **Compatibility**: Ensure the hitch ball size matches the coupler size on your trailer. The coupler size is usually stamped on the trailer coupler. By accurately measuring these dimensions, you can ensure a proper fit and safe towing experience.

What is the difference between a 2-inch and a 2-5/16 inch hitch ball?

The primary difference between a 2-inch and a 2-5/16 inch hitch ball lies in their size and weight capacity. 1. **Size**: - A 2-inch hitch ball has a diameter of 2 inches. - A 2-5/16 inch hitch ball has a diameter of 2.3125 inches. 2. **Weight Capacity**: - 2-inch hitch balls typically have a weight capacity ranging from 3,500 to 8,000 pounds, depending on the specific model and manufacturer. - 2-5/16 inch hitch balls are designed for heavier loads, with weight capacities ranging from 6,000 to 30,000 pounds. 3. **Application**: - 2-inch hitch balls are commonly used for lighter trailers, such as small utility trailers, boat trailers, and some travel trailers. - 2-5/16 inch hitch balls are used for heavier trailers, including large travel trailers, horse trailers, and commercial trailers. 4. **Compatibility**: - It is crucial to match the hitch ball size with the coupler size on the trailer. A 2-inch coupler requires a 2-inch hitch ball, while a 2-5/16 inch coupler requires a 2-5/16 inch hitch ball. Using the wrong size can lead to unsafe towing conditions. 5. **Shank Size**: - The shank size, which is the part of the hitch ball that fits into the ball mount, may also differ. Ensure the shank diameter matches the hole size in the ball mount for secure attachment. Choosing the correct hitch ball size is essential for safe towing, ensuring the trailer is securely attached and capable of handling the intended load.

How do I determine the correct ball mount drop or rise?

To determine the correct ball mount drop or rise, follow these steps: 1. **Level the Trailer**: Park the trailer on a level surface and ensure it is parallel to the ground. 2. **Measure Trailer Coupler Height**: Measure from the ground to the bottom of the trailer coupler. This is the coupler height. 3. **Measure Hitch Receiver Height**: Park the tow vehicle on a level surface. Measure from the ground to the top of the hitch receiver opening. This is the hitch height. 4. **Calculate Drop or Rise**: - **Drop**: If the hitch height is greater than the coupler height, subtract the coupler height from the hitch height. The result is the drop needed. - **Rise**: If the coupler height is greater than the hitch height, subtract the hitch height from the coupler height. The result is the rise needed. 5. **Select Ball Mount**: Choose a ball mount with the appropriate drop or rise. Ball mounts are available in various sizes, so select one that matches your calculated drop or rise. 6. **Check Load Capacity**: Ensure the ball mount and hitch ball have the appropriate weight capacity for your trailer. 7. **Test Fit**: Attach the ball mount to the hitch receiver and connect the trailer. Verify that the trailer is level when hitched. Adjust if necessary. 8. **Safety Check**: Ensure all connections are secure and safety chains are properly attached. By following these steps, you can ensure a level towing setup, which is crucial for safe and efficient towing.

Can I use a hitch ball with a different shank diameter than my ball mount hole?

No, you should not use a hitch ball with a different shank diameter than your ball mount hole. The shank diameter of the hitch ball must match the diameter of the hole in the ball mount to ensure a secure and safe connection. Using a mismatched shank and hole can lead to instability, increased wear, and potential failure of the towing setup. Always ensure that the shank diameter of the hitch ball is compatible with the ball mount hole for safe towing.

How tight should a hitch ball be?

A hitch ball should be tightened to the manufacturer's specified torque, typically ranging from 85 to 250 foot-pounds, depending on the size and class of the hitch ball. It is crucial to consult the hitch ball's manual or the manufacturer's guidelines for the exact torque specification. Properly tightening the hitch ball ensures a secure connection between the trailer and the towing vehicle, preventing accidents or detachment during transit. To achieve the correct tightness, use a torque wrench, which allows you to apply the precise amount of force required. Begin by placing the hitch ball into the ball mount and threading the nut onto the shank. Hold the ball in place with a wrench or a special tool designed to grip the ball, and use the torque wrench to tighten the nut to the specified torque. Ensure that the lock washer, if provided, is in place between the nut and the ball mount to prevent loosening due to vibrations. Regularly check the tightness of the hitch ball, especially before long trips or after towing on rough terrain, to ensure it remains secure.

How do I maintain and inspect my hitch ball and ball mount for safety?

1. **Regular Cleaning**: Clean the hitch ball and ball mount regularly to remove dirt, grime, and rust. Use a wire brush and mild detergent, then dry thoroughly. 2. **Lubrication**: Apply a thin layer of grease to the hitch ball to reduce friction and wear. Reapply as needed, especially before towing. 3. **Inspection for Wear and Damage**: Check for signs of wear, cracks, or deformation. Pay attention to the hitch ball's surface and the ball mount's integrity. Replace if any damage is found. 4. **Check Tightness**: Ensure the hitch ball is securely fastened to the ball mount. Use a torque wrench to tighten it to the manufacturer's specifications. 5. **Inspect the Coupler**: Examine the trailer coupler for proper fit and secure latch. Ensure it locks onto the hitch ball without excessive play. 6. **Corrosion Check**: Look for rust or corrosion, especially in areas exposed to the elements. Treat minor rust with rust remover and repaint if necessary. 7. **Verify Load Ratings**: Ensure the hitch ball and ball mount are rated for the weight of your trailer. Check the weight capacity markings and compare them to your trailer's weight. 8. **Check for Alignment**: Ensure the ball mount is properly aligned with the towing vehicle's receiver. Misalignment can cause uneven wear and unsafe towing conditions. 9. **Inspect Safety Chains**: Ensure safety chains are in good condition and properly attached. They should be crossed under the hitch for added security. 10. **Storage**: When not in use, store the hitch ball and ball mount in a dry place to prevent rust and damage. 11. **Regular Professional Inspection**: Have a professional inspect your towing setup periodically, especially if you frequently tow heavy loads.