When selecting a tow hitch ball, choose one with a ball diameter that matches the coupler size. Features of CURT trailer balls Standard hitch ball sizes, including 1-7/8, 2, 2-5/16 and 3 inch Wherever your work or play takes you CURT offers custom trailer hitches, electrical products and a complete line of towing accessories to get you there with confidence and enjoy every mile of the journey. Whether you’re towing a full-size travel trailer or a simple utility trailer, you can rest assured in the reliability of your CURT towing connection. The diagram to the right shows the various measurements of a trailer ball, which may be referred to in the following sections.1. Weight rating Before selecting a trailer hitch ball, it is important to know how much weight you’ll be towing. This trailer hitch ball is rated to tow up to 7,500 pounds gross trailer weight. Raw steel CURT hitch balls with a raw steel finish are intended for heavy-duty towing applications. Their chrome finish over steel gives them solid resistance to rust and wear. Many couplers are adjustable, but only within a limited range. Weight capacities ranging from 2,000 to 30,000 lbs. The ball shank has a 1-inch diameter and measures 2-1/8 inches long for secure attachment to a trailer hitch ball mount CORROSION-RESISTANT. Curt Manufacturing Cur40001 Hitch Ball, 2K 1 7/8" x 3/4" x 1 5/8 CURT Trailer Hitch Balls A reliable connection to your lifestyle A trailer hitch ball may be one of the simplest components of your hitch system, but it is also the direct connection between your vehicle and trailer, making it vitally important. To learn more about each of these factors, see the panel below. The gross trailer weight is the total weight of the trailer, while the tongue weight is the weight specifically at the coupling point. The information below is per-pack only RELIABLE STRENGTH. Trailer hitch ball sizes There are four key factors that must be considered when selecting a trailer hitch ball for your towing setup. 1. Weight rating. 2. Coupler size. 3. Hole size. 4. Platform thickness. Trailer Ball Buyers Chrome Plated Towing Ball, 2-5/16" X 1-1/4" X 2-1/2 2 Inch Ball Hitch It is extremely dangerous to attempt to tow without a matching tow ball and coupler.3. Hole size 'Hole size' refers to the diameter of the mounting hole into which the trailer hitch ball shank is inserted. This tow ball is rated for 7,500 pounds gross trailer weight. It has a 2-inch diameter ball to couple to a 2-inch trailer coupler. The stem of this hitch ball... It is constructed from hot-forged steel for reliable towing strength and confidence on the road ahead PRECISE FIT. CURT trailer balls are available in a wide variety sizes and capacities. Three trailer ball finishes Stainless steel CURT stainless steel tow hitch balls are a premium option, offering superior rust resistance. For dependable strength, this trailer hitch ball comes with a zinc-plated hex nut and helical lock washer. The diameter of the hole must be no more than 1/16” larger than the diameter of the shank. ExtremeMist 27 Nozzle High Pressure Misting System – Off Road Tents Chrome-plated CURT chrome trailer hitch balls are available in multiple diameters and GTW capacities, and like our stainless steel balls, they also feature fine threads. The platform must be at least 3/8” thick to be considered safe for towing.
