Dodge Durango Battery Size

There are seven different possible Dodge Durango battery sizes—knowing the model year and battery group code will help you find the right size faster.
Written by Sarah Williams
Reviewed by Melanie Reiff
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The battery size for a Dodge Dakota depends on which model year you’re driving, but it will be one of seven different sizes ranging from 9 5/16"x6 13/16"x6 13/16" to 15"x6 7/8"x 7 3/16". The battery group code will help you find your Dakota battery faster. 
Before buying your next Dodge Dakota battery, it’s important to ensure you’re getting the right size. Installing the incorrect size battery puts your truck’s performance and safety at risk. 
Here to help you find the right size battery for your Dodge Durango is
Jerry
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for
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savings. We will go over battery sizes, group codes, and lifespan—plus some tips on how to cut back your
Dodge Durango insurance costs
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How big is a Dodge Durango battery? 

Your Dodge Dakota battery size depends on its model year. There are seven different options: 
  • 12 3/8" x 6 7/8" x 7 1/2"
  • 12 1/16" x 6 7/8" x 7 9/16"
  • 15" x 6 7/8" x 7 3/16"
  • 12 1/16" x 7 1/2" x 7 9/16"
  • 9 5/16" x 6 13/16" x 6 13/16"
  • 10 1/4" x 6 13/16" x 7 7/8"
  • 12 1/16" x 6 13/16" x 8 7/8"
Installing the correct battery size in your Durango is not only a matter of function but of safety. For starters, each vehicle requires a different amount of power to run properly, so if you buy a battery that is too small—your car won’t start. If it’s too large, you run the risk of fire or other hazards. 
To find the correct battery size(s) for your specific Durango, check out the table below:
Battery group code
Length x Width x Height
Model year(s)
H7
12 3/8" x 6 7/8" x 7 1/2"
2011-2020
H6
12 1/16" x 6 7/8" x 7 9/16"
2016-2020
H8
15" x 6 7/8" x 7 3/16"
2014-2017, 2019, 2020
65
12 1/16" x 7 1/2" x 7 9/16"
2004-2009
T5
9 5/16" x 6 13/16" x 6 13/16"
2009
34/78
10 1/4" x 6 13/16" x 7 7/8"
1998-2003
27
12 1/16" x 6 13/16" x 8 7/8"
1998-2003
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You’ll see some years can use multiple different battery sizes, whereas others are only suited for one. 

Dodge Durango battery group code 

Now that you know your Durango battery size let’s go over battery group codes. For starters, what is a battery group? Simply put, it’s the standard way the industry categorizes battery sizes. Battery codes are much easier to search for than a series of measurements, so if you’re looking for a new battery, it’s worth finding out which battery group you need.
The Dodge Durango has seven possible battery group codes: H7, H6, H8, 65, T5, 34/78, or 27. See the chart above for which group code applies to your Durango model year. 

Dodge Durango battery lifespan

How often do you need a new Dodge Durango battery? Car batteries generally function at full capacity for about three years. Because most batteries last much longer than that, it may seem short, but the reality is you’ll probably see a dip in your battery’s performance after year three. 
Here are a few signs it’s time for a new Durango battery:
  • Your check engine light is on 
  • Difficulty starting your car
  • Electrical issues (like unresponsive locks or windows)
  • Dim headlights
  • A foul smell (like rotten eggs)
  • Poor performance in cold temperatures
If your Durango is showing any of these signs, it may be time for a new battery! 
MORE: Dodge Durango wheelbase

How to save on Dodge Durango insurance

Purchasing the correct battery for your Dodge Durango is one way to prevent unexpected repair costs. Regular insurance maintenance is another way to keep your Durango costs nice and low.
Even if you’re happy with your current insurance policy, it’s worth doing regular price comparisons to make sure you aren’t overpaying on car insurance. With the
Jerry
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All you have to do is download the app and set aside 45 seconds to sign up. From there, you can scroll through the best quotes from a pool of over 55 of the nation’s top providers. Jerry will even send you new quotes every six months, so you can always be sure you’re getting the best prices.
The best part? The average Jerry user saves over $800 a year on car insurance! 
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