Dorman 419-039 Accessory Drive Belt Tensioner Assembly
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$142.20
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
This accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles. It is engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue.
- Direct replacement - this accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles
- Ideal solution - engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue
- Durable construction - designed and manufactured to strict specifications for reliable performance
- Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2021 | Ram | 2500 | L6 408 6.7L | ||
| 2021 | Ram | 3500 | L6 408 6.7L | ||
| 2021 | Ram | 4500 | L6 408 6.7L | ||
| 2021 | Ram | 5500 | L6 408 6.7L | ||
| 2020 | Ram | 2500 | L6 408 6.7L | ||
| 2020 | Ram | 3500 | L6 408 6.7L | ||
| 2020 | Ram | 4500 | L6 408 6.7L | ||
| 2020 | Ram | 5500 | L6 408 6.7L | ||
| 2019 | Ram | 2500 | L6 408 6.7L | ||
| 2019 | Ram | 3500 | L6 408 6.7L | ||
| 2019 | Ram | 4500 | L6 408 6.7L | ||
| 2019 | Ram | 5500 | L6 408 6.7L | ||
| 2018 | Ram | 2500 | L6 408 6.7L | ||
| 2018 | Ram | 3500 | L6 408 6.7L | ||
| 2018 | Ram | 4500 | L6 408 6.7L | ||
| 2018 | Ram | 5500 | L6 408 6.7L | ||
| 2017 | Ram | 2500 | L6 408 6.7L | ||
| 2017 | Ram | 3500 | L6 408 6.7L | ||
| 2017 | Ram | 4500 | L6 408 6.7L | ||
| 2017 | Ram | 5500 | L6 408 6.7L | ||
| 2016 | Ram | 2500 | L6 408 6.7L | ||
| 2016 | Ram | 3500 | L6 408 6.7L | ||
| 2016 | Ram | 4500 | L6 408 6.7L | ||
| 2016 | Ram | 5500 | L6 408 6.7L | ||
| 2015 | Ram | 2500 | L6 408 6.7L | ||
| 2015 | Ram | 3500 | L6 408 6.7L | ||
| 2015 | Ram | 4500 | L6 408 6.7L | ||
| 2015 | Ram | 5500 | L6 408 6.7L | ||
| 2014 | Ram | 2500 | L6 408 6.7L | ||
| 2014 | Ram | 3500 | L6 408 6.7L | ||
| 2014 | Ram | 4500 | L6 408 6.7L | ||
| 2014 | Ram | 5500 | L6 408 6.7L | ||
| 2013 | Dodge | Ram 4000 | L6 408 6.7L (6690cc) | ||
| 2013 | Ram | 2500 | L6 408 6.7L | ||
| 2013 | Ram | 3500 | L6 408 6.7L | ||
| 2013 | Ram | 4000 (Mexico) | L6 408 6.7L | ||
| 2013 | Ram | 4500 | L6 408 6.7L | ||
| 2013 | Ram | 5500 | L6 408 6.7L | ||
| 2012 | Dodge | Ram 4000 | L6 408 6.7L (6690cc) | ||
| 2012 | Ram | 2500 | L6 408 6.7L | ||
| 2012 | Ram | 3500 | L6 408 6.7L | ||
| 2012 | Ram | 4000 (Mexico) | L6 408 6.7L | ||
| 2012 | Ram | 4500 | L6 408 6.7L | ||
| 2012 | Ram | 5500 | L6 408 6.7L | ||
| 2011 | Dodge | Ram 4000 | L6 408 6.7L (6690cc) | ||
| 2011 | Ram | 2500 | L6 408 6.7L | ||
| 2011 | Ram | 3500 | L6 408 6.7L | ||
| 2011 | Ram | 4000 (Mexico) | L6 408 6.7L | ||
| 2011 | Ram | 4500 | L6 408 6.7L | ||
| 2011 | Ram | 5500 | L6 408 6.7L |
Product Specifications
| Belt Type: | Serpentine |
|---|---|
| Color: | Black |
| Groove Quantity: | 0 |
| Inside Diameter: | 9 mm |
| Length: | 177 mm |
| Material: | Steel |
| Maximum Adjustment Range: | 60 Deg |
| Maximum Belt Width (mm): | 39 mm |
| Mounting Hole Diameter: | 10.5 mm |
| Mounting Hole Quantity: | 1 |
| Number of Pulley Bearings: | 1 |
| Outside Diameter: | 74.5 mm |
| Package Contents: | 1 Automatic Belt Tensioner |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Pulley Bearing Diameter (mm): | 22.5 mm |
| Pulley Material: | Plastic |
| Pulley Quantity: | 1 |
| Tensioner Rotation: | CC (Counter Clockwise) |
| Width: | 39 mm |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 5086958AA | CHRYSLER |