Description: ??To meet your towing needs, the welded structural steel Hitch Trailering Package features a standard receiver to fit most ball mount assemblies. It features a 2-inch receiver opening with a 4-pin connector (??Trailering wiring harness SOLD separately). Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.. This product replaces 84429755.????