CURT 56056 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Select GMC Acadia Weight Distribution 3500 HD or 3500 Classic

3500 HD or 3500 Classic and GMC Sierra 2500

This replacement hardware kit for round bar weight distribution hitches includes the necessary hardware for attaching the weight distribution head to an adjustable shank

has 2" of drop and comes with a 1-7/8" diameter trailer ball

Though your trailer hitch and ball mount may be tough enough to haul that heavy load

CURT 56056 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Select GMC Acadia Weight Distribution 3500 HD or 3500 ClassicIf your vehicle is not equipped with wiring for towing a trailer, CURT custom wiring is the ideal solution. A custom wiring harness also called a T connector is a simple, plug and play electrical device that plugs into your automotive electric system and provides a standard, universal trailer wiring connection. This is done using two or more vehicle specific, OEM compatible connectors to plug into the taillight assembly, eliminating the need for