CURT 2" Trailer Hitch Ball 6,000 lb GTW — Chrome/Nickel Plated, 1" x 3" Shank

When you need a dependable connection between your tow vehicle and trailer, the CURT 40020 hitch ball delivers heavy-duty construction and corrosion resistance in a compact package. Built from hot-forged steel and finished in nickel-chrome plating, this tow ball is designed to fit standard 2-inch couplers and withstand everyday towing tasks for utility trailers, boats, campers and other recreational haulers. Every unit is tested to meet U.S. VESC specifications for consistent quality and fit.

How strong is the CURT 40020 and what loads can it handle?

The CURT 40020 is rated for a 6,000 lb gross trailer weight (GTW). It’s manufactured from hot-forged steel to give dependable tensile strength under regular towing conditions, making it suitable for many standard-duty and heavy-duty applications when used within the limits of your vehicle and hitch system.

• Rated capacity: 6,000 lbs GTW
• Material: hot-forged steel for enhanced strength
• Intended uses: utility trailers, boats, campers, ATVs, snowmobiles
• Safety note: do not exceed the lowest capacity among vehicle, hitch, or trailer

Will this ball fit my trailer coupler and hitch ball mount?

This model has a 2-inch diameter ball designed to mate precisely with standard 2-inch trailer couplers. The shank measures 1" in diameter and 3" long, providing a secure engagement in most class 3 and class 4 ball mounts when properly installed and torqued.

• Ball diameter: 2 inches to fit standard couplers
• Shank size: 1" diameter, 3" length for stable attachment
• Compatible with most class 3 and class 4 hitches on trucks and SUVs
• Fine-threaded shank for improved holding strength during installation

How does the finish and hardware protect against corrosion and looseness?

The CURT 40020 features a nickel-chrome plating that guards the steel beneath from rust and surface wear. It includes a zinc-plated hex nut and a helical lock washer to resist backing off; combined with fine threads, these details help maintain a secure connection under road vibration.

• Finish: nickel-chrome plating for corrosion and scratch resistance
• Included hardware: zinc-plated hex nut and helical lock washer
• Threading: fine threads for better clamp force and anti-loosening
• Installation torque: tighten to 250 lb-ft as specified for secure fit

How has CURT verified the safety and reliability of this hitch ball?

Each CURT tow ball is tested to U.S. VESC specifications to ensure consistent manufacturing quality and performance. Those tests help confirm the product meets recognized standards for materials and construction used in towing applications.

• Test protocol: meets U.S. VESC specifications
• Quality control: inspected for thread, plating, and dimensional accuracy
• Designed for: everyday towing tasks within rated limits

Who is this for: The CURT 40020 is aimed at pickup truck and SUV owners who tow standard-duty trailers and need a reliable, corrosion-resistant 2" hitch ball. It’s well-suited for weekend boaters, outdoor enthusiasts hauling ATVs or campers, and anyone using a class 3 or class 4 hitch who wants a solid, tested tow ball that installs cleanly and holds under normal towing conditions.