The 2023 GMC Sierra 2500HD has an impressive maximum payload of 3,979 lbs and a max towing capacity of 18,500 lbs. This means you can easily tow a trailer full of supplies or haul up to four passengers in the cab. The hitch receiver also supports up to 5th-wheel trailers so that you can bring more equipment to your job sites. The 2023 GMC Sierra 2500HD offers a spacious 6-foot 9-inch bed size with a width of 79 inches and a height of 24 inches. The powertrain size is equally impressive - it has V8 engines with 6-speed or 10-speed automatic transmissions that are designed for smooth shifting and excellent fuel economy. You can choose between gasoline and diesel engines depending on your specific needs. The 2023 GMC Sierra 2500HD at Thomas Buick GMC is packed with features that make it perfect for any job site or weekend adventure.