Fits Vehicle: 2012
GMC
Sierra 3500 HD
Bed Length: 78.7-inch Bed Length
Sub Model: WT
Position: Rear
Required Per Vehicle: 1
Spec 1: 8000lbs. Gross Trailer Weight
Spec 2: 800lbs. Tongue Weight; 1200lbs. Weight Distributing Tongue Weight
Spec 3: 12000lbs. Weight Distributing
