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The CURT 21507 is a robust, heavy-duty trailer hitch pin designed for high-capacity towing. Engineered for 2-1/2 and 3-inch receiver hitches, this pin provides the essential strength and reliability needed to secure your heaviest trailers and hitch-mounted accessories.
When you are towing the heaviest loads, the integrity of your connection points is paramount. The CURT 21507 is specifically built to support 2-1/2-inch and 3-inch receiver hitches. It has been stringently tested at the CURT engineering facility to safely handle a Gross Trailer Weight (GTW) of 21,000 pounds. Constructed from high-strength steel and finished with a rust-resistant zinc plating, this pin ensures long-lasting durability even in demanding towing environments. Its grooved design allows for flexible clip attachment, making it an essential component for any serious hauler.
| Attribute | Detail |
| Brand | CURT |
| Part Number | 21507 |
| SKU | BKDK_21507 |
| Product Type | Trailer Hitch Pin |
| Material | Steel |
| Finish | Zinc Plated |
| Compatibility | 2-1/2 or 3 Inch Receiver Hitch |
| Diameter | 5/8 Inch |
| Capacity | 21,000 lbs GTW |
| Includes Clip | Yes |
The CURT 21507 is a fully universal 5/8 inch diameter hitch pin. It is designed for use with 2-1/2 inch and 3 inch receiver hitch tubes. Please verify your receiver size and ensure the 5/8" diameter matches your specific ball mount or accessory requirements before ordering. If you are uncertain about compatibility, contact MyTruckPoint for assistance.
This pin stands out due to its specific engineering for larger class receiver hitches. Unlike standard pins, it is rated for 21,000 lbs, making it the right choice for heavy-duty ball mounts and high-capacity towing equipment. The combination of the bent handle and the grooved design provides a user-friendly experience that doesn't sacrifice security.
This product is ideal for commercial haulers, heavy-duty trailer owners, and drivers who use larger 2-1/2" or 3" receiver setups. It is perfect for those who prioritize safety and durability when towing heavy equipment, construction materials, or large RVs.
This hitch pin is a straightforward installation: align the holes in your receiver tube with the holes in your ball mount, slide the 5/8" pin through, and secure it with the provided clip. Ensure the clip is fully snapped into the groove on the pin. No tools are required.
Q: Will this fit my 2-inch receiver?
A: No, this pin is specifically designed for 2-1/2 inch and 3 inch receiver hitches.
Q: What is the weight capacity of this pin?
A: It is tested and rated to handle a Gross Trailer Weight (GTW) of 21,000 pounds.
Q: Does it include a lock?
A: No, this product includes a standard retaining clip, not a key lock.
Explore our range of Trailer Hitch Accessories, Ball Mounts, and Receiver Hitch Adapters to complement your towing setup. Ensure your entire towing system is up to the task.
Upgrade your towing safety today. The CURT 21507 is in stock and ready to ship. If you have questions about compatibility or need help finding the right part for your truck, contact MyTruckPoint today for expert guidance.
If you have any questions or need assistance, please reach out to us at 800.292.4173 or support@mytruckpoint.ca.
When it comes to your truck, compromise is not an option. At MyTruckPoint, we deliver the quality, speed, and trust that professionals across Canada depend on every day.
A decade of proven reliability serving truck owners, fleets, and businesses nationwide. We’ve built our reputation by delivering consistent quality and dependable service.
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No knock-offs. No compromises. Only genuine parts from top-tier brands, ensuring performance, safety, and long-term value.
Our parts are selected to handle real-world demands — tough jobs, long hauls, and harsh conditions. Because your truck deserves the best.
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We stand behind every order. Your satisfaction isn’t optional — it’s our priority.
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We offer price Match plus 10% off the price different
Serving Canadian Since 2015