2025 GMC Sierra 2500HD Towing Capacity
The 2025 GMC Sierra 2500HD is built for power and capability, making it the ideal truck for drivers who need heavy-duty towing performance. The available 6.6L V8 gas engine and the 6.6L Duramax® Turbo-Diesel engine both offer exceptional towing capabilities to get the job done, whether you're hauling equipment or a large trailer. For the 2025 GMC Sierra 2500HD Regular Cab, the maximum gooseneck/fifth-wheel trailering rating reaches up to 22,390 lbs. Whether you’re towing a camper or transporting work equipment, this heavy-duty truck provides the strength and reliability you need to handle even the most challenging tasks​.