Cummins 6406582 Belt Tensioner Assembly Dodge Ram 03-24
Cummins 6406582 Belt Tensioner Assembly Dodge Ram 03-24
BRAND: Cummins | SKU: Cummins-36406582

Cummins 6406582 Belt Tensioner Assembly Dodge Ram 03-24

$188.45 $203.98 $203.98 /
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2003 to 2024 Dodge Ram Cummins 3947574 Serpentine Belt Tensioner Assembly

OEM Cummins Tensioner Assembly 3947574 is for 2003 to 2024 Model Dodge Ram Diesels and has now been superseded to the new Cummins 6406582 tensioner assembly.

Cummins 6406582 Belt Tensioner Assembly Applications:

  • 2003 to 2004 Dodge Ram 2500 and 3500 Cummins CR 5.9L engines
  • 2004.5 to 2007 Dodge Ram 2500 and 3500 Cummins CR 5.9L engines
  • 2007.5 to 2009 Dodge Ram 2500, 3500, 4500, and 5500 Cummins 6.7L engines
  • 2010 to 2018 Dodge Ram 2500, 3500, 4500, and 5500 Cummins 6.7L engines.
  • 2019 to 2024 Ram 2500, 3500, 4500, and 5500 Cummins 6.7L engines.

The Cummins 6406582 Belt Tensioner Assembly is for the following Dodge Ram trucks equipped with the Cummins 5.9L or 6.7L diesel.

  • Dodge Ram 2500 2WD and 4WD
  • Dodge Ram 3500 2WD and 4WD
  • Dodge Ram 4500 2WD and 4WD
  • Dodge Ram 5500 2WD and 4WD

This Cummins 6406582 Serpentine Belt Tensioner Assembly information:

  • Cummins 6406582 Belt Tensioner Assembly is a spring-loaded pulley that keeps the serpentine belt tension on the pulleys. 
  • This Belt Tensioner Assembly is considered a wear item and will need to be replaced.
  • With time and distance, this Belt Tensioner Assemblies spring can weaken or break, allowing the serpentine belt to come loose.
  • Installing a new Cummins Belt Tensioner Assembly will keep the belt in the proper position and tension.
  • This belt tensioner is a brand new OEM Cummins part.

Cummins 6406582 Belt Tensioner Assembly Cross Reference:

The use of the OEM Cummins 6406582 Belt Tensioner Assembly ensures:

  • Optimum load-based serpentine belt tension for peak engine performance. 
  • A direct fit for a straightforward installation.
  • OEM high quality materials for long-term durability.

What are the benefits obtained by purchasing an OEM Cummins part?

  • Genuine Cummins Parts are backed with a manufacturer's warranty.
  • Genuine Cummins Parts provide optimum engine efficiency and peak power levels you need to get the job done.
  • OEM Cummins parts provide the exact fit for a straightforward installation, reducing downtime.
  • Cummins parts ensure you're up and running for financial protection and peace of mind.

Product Note: Cummins Parts Are A Non-Returnable Item. Please ensure you have ordered the correct part for your Cummins diesel engine!

  • By KLM Performance
  • Engine : 5.9L Cummins | 6.7L Cummins
  • Item Number: Cummins 6406582
  • Make: Cummins | Dodge | Ram
  • Model : 2500 | 3500 | 4500 | 5500
  • Year : 2003 | 2004 | 2004.5 | 2005 | 2005.5 | 2006 | 2007 | 2007.5 | 2008 | 2008.5 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016  | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024
  • Manufacturer Part No: Cummins 6406582
  • Product Application: 2003 to 2024 Dodge Ram 2500, 3500, 4500, and 5500 series trucks with the 5.9L and 6.7L Cummins Diesels
  • Height: 4
  • Width : 10
  • Brand: Cummins
  • FAQ: How do I know if my serpentine belt tensioner is bad? A failing serpentine belt tensioner will create an unusual noise that is emitted by the tensioner or the drive belts. This drive belt noise may resemble a squeal or a squeak, it is possible that the belt tensioner is loose. This new and unusual noise is apparent upon a cold start.
  • Part Number: 6406582
  • Manufacturer: Cummins
  • Product Note: Cummins Parts Are A Non-Returnable Item. Please ensure you have ordered the correct part for your Cummins diesel engine! If you have any questions about what part you need please email us with your ESN - Engine Serial Number,
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Customer Reviews

Based on 5 reviews
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V
Vance M.
OEM Cummins Part Quality

Obtaing the OEM parts ensure proper fitment, durability and performance. For the price would be foolish not to go with orginal Cummins part.

Hi Vance!

Thank you for allowing us to serve you and your automotive needs.
As a small business, we have built our business around you, our customer.
Our customers always come first. We have a very hard-working team and care very much about your experience. Thank you for being so supportive!

Thank you,

Sara Paynter-Mercer
KLM Performance Customer Experience Manager

A
Andrew McCallig
Cant Beat It

KLM is great, quality product, amazing customer service and quick shipping. Couldn't be any better.

G
Gregg Kerr
Nothing better

Nothing better than OEM parts!! KLM shipped fast and received tensioner in good condition. Thanks KLM!!

J
Jason Serra
OEM Cummins Part - Great Price

Just want to say thanks for providing the OEM Cummins part instead of the POS on Amazon.

J
Jay Hiers
OEM Part Excellent Price Fast Shipping!

I had to replace the Serpentine Belt Tensioner at 181,987 miles on my 2014 Ram 3500. I looked at the Mopar part, then found the Cummins 3947574 tensioner for less money. Great Service.

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