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How much horsepower does a 2021 Ram 2500 6.4 HEMI have?

The 2021 Ram 2500 with the 6.4-liter HEMI V8 engine produces a powerful 410 horsepower. This robust engine provides ample power and capability for the heavy-duty Ram 2500 pickup truck.


Detailed Breakdown of the 2021 Ram 2500 6.4 HEMI Horsepower


The 6.4-liter HEMI V8 engine is one of the available powertrains for the 2021 Ram 2500 heavy-duty pickup. This engine is known for its impressive power output and towing capacity. Let's take a closer look at the key specifications of this engine:



  • Displacement: 6.4 liters (392 cubic inches)

  • Horsepower: 410 hp @ 5,600 rpm

  • Torque: 429 lb-ft @ 4,000 rpm

  • Transmission: 8-speed automatic

  • Fuel Economy (City/Highway/Combined): 15/20/17 mpg

  • Towing Capacity: Up to 19,680 lbs


The 6.4-liter HEMI V8 engine is a powerful and capable option for the 2021 Ram 2500, providing ample horsepower and torque for hauling heavy loads and towing large trailers. Its combination of performance and efficiency makes it a popular choice among heavy-duty truck buyers.


Comparing the 6.4 HEMI to Other Ram 2500 Engine Options


In addition to the 6.4-liter HEMI V8, the 2021 Ram 2500 also offers two other engine choices:



  • 6.7-liter Cummins Turbo Diesel I6: 370 hp, 850 lb-ft of torque

  • 6.4-liter HEMI V8: 410 hp, 429 lb-ft of torque


The Cummins Turbo Diesel engine provides more torque for heavy-duty towing and hauling, while the 6.4-liter HEMI V8 offers a higher horsepower output for improved acceleration and overall performance. Buyers can choose the engine that best fits their specific needs and preferences.

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.