To get hooked up with the right trailer hitch, you need to know Gross Trailer Weight (GTW) and Vehicle Towing Capacity. Take a look at the trailer weight guide chart below to find your information. Class I Hidden Hitch is for vehicles towing 2,000 lbs. GTW or less, 200 lbs.TW. In some cases, Class I Hidden Hitch may tow up to 2,500 lbs. GTW, 250 lbs. TW. A typical Class I application is used for towing small utility trailers. Passenger vehicles are most suited for Class I applications. Class II Hidden Hitch is for vehicles towing 3,500 lbs. GTW, 300 lbs.TW. A typical Class II application covers towing large utility trailers, boats or campers. Sport utility vehicles, minivans, large passenger cars, and mid-size pick-up trucks can use Class II Hidden Hitches Class III & IV Hidden Hitch Receivers can handle up to 6,000 lbs. GTW or less, 600 lbs TW. The towing capacity may be increased to a maximum of 10,000 lbs. GTW, 1,000 lbs. TW using a weight distribution system. The GTW and TW must conform to the vehicles maximum towing capacity. Check your vehicle's owner's manual. All pick-up trucks, full size vans and sport utility vehicles may use a Class III receiver. Class V Hidden Hitch MAGNUM Receivers have the towing capacity of 8,000 GTW, 1,200 TW;14,000 lbs.GTW, 1,700 lbs. TW with weight distribution.