2007 Dodge Nitro Owner's Manual - Page 310

310 STARTING AND OPERATING Trailer Hitch Classification Your vehicle is capable of towing trailers up to 2,000 lbs (907 kg) without added equipment or alterations to the standard equipment. Your vehicle may be factory equipped for safe towing of trailers weighing over 2,000 lbs (907 kg) with the optional Trailer Tow Prep Package. See your dealer for package content. The following chart provides the industry standard for the maximum trailer weight a given trailer hitch class can tow and should be used to assist you in selecting the correct trailer hitch for your intended towing condition. Refer to the Trailer Towing Weights (Maximum Trailer Weight Ratings) chart for the Max. GTW towable for your given drivetrain. Trailer Hitch Classification Class Max. GTW (Gross Trailer Wt.) Class I - Light Duty 2,000 lbs (907 kg) Class II - Medium 3,500 lbs (1 587 kg) Duty Class III - Heavy Duty 5,000 lbs (2 268 kg) Class IV - Extra 10,000 lbs (4 540 kg) Heavy Duty All trailer hitches should be professionally installed on your vehicle. Trailer Towing Weights (Maximum Trailer Weight Ratings) The following chart provides the maximum trailer weight ratings towable for your given drivetrain.