Dorman 419-378 | Accessory Drive Belt Tensioner Assembly

Part Number

419-378

Automatic Belt Tensioner

Fits what vehicles: 2010-2018 Ford F-350 Super Duty, 2011-2014 Ford F-150, 2011-2018 Ford F-250 Super Duty, 2011-2016 Ford F-350, 2011-2014 Ford Lobo, 2017-2018 Ford E-350 Super Duty

Special Price $119.62 Regular Price $132.91

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In stock

Only 9 left

Estimated Ship Date: 1 Business Day or Less

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Product Information

Description

Automatic Belt Tensioner

This replacement belt tensioner assembly is designed to match the fit and function of the original equipment belt tensioner on specified vehicles. Engineered with quality components for durability, it has been extensively tested to perform reliably.

Features

Ideal replacement - this drive belt tensioner is a direct replacement for the original tensioner on specified vehicle years, makes and models
Durable construction - this tensioner assembly is made using quality components to ensure durability and performance
Cost-effective solution - offers original equipment fit and function at a competitive price
Quality tested - this part has undergone testing for vehicle fit, corrosion, torque and spring-back to ensure a quality fit and reliable performance

Specifications

Belt Type:	V-Belt
Color:	Natural
Color:	Black
Groove Quantity:	0
Housing Material:	Aluminum
Inside Diameter:	73.66
Inside Diameter:	2.9
Length:	7.5
Material:	Aluminum
Maximum Adjustment Range:	180
Maximum Belt Width (mm):	25.4 mm
Mounting Hole Diameter:	0.125
Mounting Hole Quantity:	3
Number of Pulley Bearings:	1
Outside Diameter:	73.66
Outside Diameter:	3
Package Contents:	1 Belt Tensioner
Pulley Bearing Diameter (mm):	73.66 mm
Pulley Grooved:	No
Pulley Material:	Aluminum
Pulley Quantity:	1
Tensioner Rotation:	Clockwise; Counter-Clockwise
Width:	4
Width:	73.66

Interchange

Ford: AL3Z6B209C
Ford: AL3Z6B209A
Dayco: 89665
Gates: 39179
Ford: AL3Z6B209B

Fitment

2010-2016 Ford F-350 Super Duty | Note: Steel
2011-2016 Ford F-250 Super Duty | Note: Steel
2011-2016 Ford F-350 | Note: Steel
2011-2014 Ford Lobo | Note: Steel
2016-2018 Ford F-250 Super Duty | Note: Nylon
2017-2018 Ford E-350 Super Duty | Note: Nylon
2011-2014 Ford F-150 | Note: Steel
2016 Ford F-350 | Note: Nylon
2016-2018 Ford F-350 Super Duty | Note: Nylon

Product Questions (3)

Customer Questions

Can I use Dorman parts to replace OEM parts?

Yes, Dorman parts can often be used as replacements for OEM parts, but it is important to carefully compare specifications and ensure compatibility.

How do I install Dorman shift linkage bushing?

To install a Dorman shift linkage bushing, first locate the old bushing and remove it if necessary. Apply lubricant to the Dorman bushing and slide it onto the shift linkage, tapping it into place with a soft tool until fully seated. Check the alignment and function of the shift linkage after installation.

Where is Dorman manufactured?

Dorman is a global automotive parts supplier with manufacturing facilities in the United States, Mexico, Canada, China, and India. Its headquarters and largest manufacturing facility are located in Colmar, Pennsylvania, USA.