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What is the towing capacity of the Ram 1500 with a 3.21 rear axle ratio?


The Ram 1500 is a popular choice among truck enthusiasts for its blend of power, comfort, and versatility. One of the key specifications that potential buyers often inquire about is its towing capacity, particularly when equipped with specific configurations like the 3.21 rear axle ratio. In this article, we will explore the towing capabilities of the Ram 1500 with this particular setup, helping you understand what to expect when it comes to hauling heavy loads.


Understanding Towing Capacity


Towing capacity refers to the maximum weight that a vehicle can safely tow. This figure is crucial for truck owners who plan to use their vehicle for hauling trailers, boats, or other heavy equipment. The towing capacity can vary based on several factors, including engine type, axle ratio, and additional towing packages.


Towing Capacity of the Ram 1500


When equipped with the 3.21 rear axle ratio, the Ram 1500 offers impressive towing capabilities. Here are the key points regarding its towing capacity:



  • Maximum Towing Capacity: The Ram 1500 with a 3.21 rear axle ratio can tow up to approximately 12,750 pounds when properly equipped.

  • Engine Options: The towing capacity can vary depending on the engine choice. The 5.7L HEMI V8 engine is typically paired with this axle ratio to achieve optimal towing performance.

  • Payload Capacity: In addition to towing, the Ram 1500 also has a payload capacity that complements its towing capabilities, allowing for effective transport of cargo in the truck bed.


Factors Influencing Towing Performance


While the 3.21 rear axle ratio provides a solid towing capacity, several factors can influence overall towing performance:



  • Trailer Weight: Always consider the weight of the trailer and any additional cargo being towed.

  • Vehicle Configuration: Options such as the towing package, brake controller, and hitch type can enhance towing capabilities.

  • Driving Conditions: Terrain, weather, and road conditions can affect how well the vehicle tows a load.


Conclusion


In summary, the Ram 1500 with a 3.21 rear axle ratio is a robust option for those needing a reliable towing vehicle. With a maximum towing capacity of around 12,750 pounds, it stands out in its class, making it suitable for various towing needs. Always ensure that you adhere to the manufacturer's guidelines and consider all factors that may impact towing performance for a safe and efficient towing experience.


Frequently Asked Questions

What rear axle ratio is best for towing?


A numerically higher axle ratio provides a mechanical advantage to send more of the engine's available torque to the rear tires (and front tires, in a four-wheel drive vehicle), but you pay the price at the fuel pump. So, a truck with optional 3.73 gears will tow a heavier trailer than one with 3.55 or 3.21.



What is the difference between 3.21 and 3.73 axle ratio?


A numerically higher axle ratio provides a mechanical advantage to send more of the engine's available torque to the rear tires (and front tires, in a four-wheel drive vehicle), but you pay the price at the fuel pump. So, a truck with optional 3.73 gears will tow a heavier trailer than one with 3.55 or 3.21.



What is the towing capacity of the 2017 Ram 1500 with a 3.21 rear axle ratio?


8,550 pounds
The largest and the most powerful engine on the Ram 1500 lineup is the 5.7-liter HEMI V8 engine and it produces produces 395 horsepower and 410 lb-ft of torque. This engine has a towing capacity ranging from 8,550 pounds (3.21 axle ratio) to 10,700 pounds (3.92 axle ratio).



What is the best rear end ratio for towing?


The most popular rear end ratio in trucks today is the 3:55, which sort of averages towing power and fuel economy. This is a good ratio for the occasional towing or hauling individual. For a person who tows more often, and heavier loads, the 3:73 or 4:10 may be more appropriate.



How to determine Ram 1500 towing capacity?


The towing capacity can be found in your owner's manual, on the manufacturer sticker on the driver's side door, or the manufacturer's website.



Is a 3.21 axle ratio good for towing?


Comments Section 3.21 will do fine for infrequent towing stock. If you are going to go to bigger tires and lifting at some point (or will be towing frequently in future) get the 3.92. The tires are different. Oem At 33's on the rebel + 1'' lift is also affecting the highway mileage.



What is the best rear axle ratio for towing?


The most popular rear end ratio in trucks today is the 3:55, which sort of averages towing power and fuel economy. This is a good ratio for the occasional towing or hauling individual. For a person who tows more often, and heavier loads, the 3:73 or 4:10 may be more appropriate.



Which Ram 1500 is best for towing?


The 3.0-liter Hurricane engine achieves the highest 2025 Ram 1500 towing capacity. It can handle up to 11,550 pounds1 if you opt for the Lone Star model. Meanwhile, the standard 3.6-liter Pentastar V-6 can also tow up to 8,110 pounds,1 balancing value, performance, and efficiency.



What is the best gear ratio for towing a Dodge Ram 1500?


If you are towing then a 3.92 is the ratio you want, you can tow with a 3.55 or a 3.23 but they are not optimal and will work the transmission harder and lug the engine more because the RPM's will be lower.



What is the towing capacity of a 3.21 rear axle?


2024 Ram 1500 Classic Towing Chart

2024 Ram ClassicREG CAB 4X2QUAD CAB 4X2
3.21 AXLE RATIO7,240 LBS6,870 LBS
3.55 AXLE RATIO9,290 LBS8,920 LBS
3.92 AXLE RATIO9,210 LBS10,470 LBS
RAM 1500 5.7L V8 8-SPEED


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.