2021 Ram 3500 Bolt Pattern

The 2021 Ram 3500 has a bolt pattern of 8x6.5 but we’ve got more specs for you here.
Written by Talullah Blanco
Reviewed by Melanie Reiff
The 2021 Ram 3500 bolt pattern is 8x6.5 indicating each wheel has eight bolts creating a six-and-a-half-inch diameter circle. 
While the Ram 3500 basic factory options are a force to be reckoned with, upgrading your wheels can significantly increase your towing capacity and ride quality. If you’re looking to swap out your wheels for ones that can handle a higher load, you’ll need to know the bolt pattern for your Ram 3500.
That’s why
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, is here with this bolt pattern guide to help you optimize your Ram 3500 in more ways than one. Not only will you learn the 2021 Ram 3500’s bolt pattern, stud size, and how to measure your bolt pattern, we'll also tell you how to find the cheapest
Ram 3500 car insurance costs
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2021 Ram 3500 bolt pattern

The 2021 Ram 3500 has a bolt pattern of 8x6.5 meaning each wheel has eight bolts forming a six-and-a-half-inch diameter circle. Every bolt or lug pattern is expressed as:
# of bolts x diameter of the circle they form
Now that you’ve got your bolt pattern, you’ll need your Ram’s stud size, wheel offset, center bore measurement, and torque specifications to swap out your wheels. Here are all the measurements you need:
  • Factory wheel size: 17” to 18” or 20”
  • Stud size: M14 x 1.5 (14 mm stud thread and 1.5 mm thread spacing)
  • Offset: -25 to 25 mm
  • Center bore: 120.9 mm
  • Wheel tightening torque: 190 Nm

How to measure your Ram 3500’s bolt pattern

Even though we’ve provided you with the specifications you need to upgrade your wheels, it’s always a good idea to know how to measure your 2021 Ram 3500’s bolt pattern for yourself. 
Grab a measuring tape or ruler and you’ve got everything you need to get started! Choose any bolt and measure from the outer edge of the lug hole to the center of the opposite bolt across the imaginary circle.  
That measurement is the diameter and the second number in your bolt pattern. Now just count the number of bolts on your wheel and you’ve found your bolt pattern. 

How to optimize your Ram’s insurance coverage

After you’ve upgraded the wheels on your Ram 3500, don’t forget to upgrade your car insurance and optimize your coverage!
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The bolt pattern on a 2021 Ram 3500 is 8x6.5–eight bolts in a six-and-a-half-inch diameter circle.
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