Dorman 419-002 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
$112.73
Couldn't load pickup availability
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 |
|---|---|---|---|---|---|
| 2010 | Ford | F-250 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2010 | Ford | F-350 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2010 | Ford | F-450 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2010 | Ford | F-550 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2009 | Ford | F-250 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2009 | Ford | F-350 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2009 | Ford | F-450 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2009 | Ford | F-550 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2008 | Ford | F-250 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2008 | Ford | F-350 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2008 | Ford | F-450 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator | |
| 2008 | Ford | F-550 Super Duty | V8 391 6.4L | w/Extra Heavy Duty Alternator |
Product Specifications
| Belt Type: | Serpentine |
|---|---|
| Groove Quantity: | 0 |
| Inside Diameter: | 20 mm |
| Maximum Belt Width (mm): | 35.6 mm |
| Number of Pulley Bearings: | 1 |
| Outside Diameter: | 90 mm |
| Package Contents: | Belt Tensioner |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Pulley Bearing Diameter (mm): | 40 mm |
| Pulley Material: | Steel |
| Pulley Quantity: | 1 |
| Tensioner Rotation: | CC (Counter Clockwise) |
| Width: | 37.2 mm |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 7C3Z6B209E | FORD MOTOR COMPANY |