Loading

How much can a GMC 3500 6.6 Duramax tow?

The GMC 3500 with the 6.6-liter Duramax diesel engine has a maximum towing capacity of up to 35,500 pounds when properly equipped. This powerful truck is designed to handle heavy-duty hauling and towing tasks with ease.


Towing Capacity Breakdown


The towing capacity of the GMC 3500 6.6 Duramax can vary depending on the specific configuration and options selected. Here are some key factors that influence the maximum towing capacity:



  • Engine: The 6.6-liter Duramax diesel engine produces 445 horsepower and 910 lb-ft of torque, providing ample power for towing heavy loads.

  • Transmission: The truck is available with either a 6-speed Allison automatic transmission or a 6-speed manual transmission, both of which are designed to handle the demands of towing.

  • Axle Ratio: The available axle ratios, such as 3.73 or 4.10, can impact the towing capacity, with higher ratios generally providing more towing power.

  • Cab Configuration: The towing capacity can vary depending on whether the truck is a regular cab, crew cab, or extended cab model.

  • Bed Length: The towing capacity may also be affected by the length of the truck's bed, with longer beds typically offering higher towing capacities.


It's important to consult the vehicle's owner's manual or speak with a GMC dealer to determine the exact towing capacity for your specific GMC 3500 6.6 Duramax configuration.


Towing Considerations


When towing heavy loads with the GMC 3500 6.6 Duramax, it's crucial to consider the following factors:



  • Trailer Weight: Ensure the weight of the trailer and its contents does not exceed the truck's maximum towing capacity.

  • Trailer Brakes: Properly equipped trailer brakes are essential for safe towing, especially when hauling heavy loads.

  • Driving Dynamics: Towing a heavy trailer requires adjusting your driving style, such as allowing for longer braking distances and taking turns more cautiously.

  • Payload Capacity: In addition to towing capacity, consider the truck's payload capacity, which is the maximum weight it can carry in the bed and cab.


By understanding the towing capabilities of the GMC 3500 6.6 Duramax and following proper towing practices, you can safely and effectively use this powerful truck to handle your heavy-duty hauling needs.

What is the towing capacity of the 2024 GMC Sierra 3500HD DRW?


36,000 lbs
The 2024 GMC Sierra 3500 HD Regular Cab long bed 2WD DRW setup gets available 3500 max towing of up to 36,000 lbs when equipped with the available 6.6L Duramax Turbo Diesel V8, Max Trailering Package, Gooseneck/Fifth-Wheel Prep Package and gooseneck hitch.



Is a GMC 3500 a 1 ton truck?


GMC Sierra: A Closer Look
The 2500 and 3500 are heavier-duty models, often referred to as 3/4 ton and 1 ton, respectively, and are currently designated as the 2500HD and 3500HD. Each model is available with a choice of engines, with RWD or 4WD, three cab sizes, a range of trim levels, and with numerous options.



How much can a GMC 3500HD Duramax tow?


36,000 pounds
How much can a 3500 HD GMC Sierra pull? The heavy-duty 2024 GMC Sierra 3500 HD has the highest GMC Sierra towing capacity, a maximum gooseneck towing capacity of up to 36,000 pounds.



What is the towing capacity of the GMC 2500HD vs 3500HD?


You'll have the same two powertrain options for this truck, each paired with a new and improved AllisonĀ® 10-speed automatic transmission. You'll also benefit from a maximum towing capacity of up to 36,000 pounds, easily besting the Sierra 2500 and its 22,500-pound towing capacity.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.