My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Gates 39179 DriveAlign Automatic Belt Tensioner Assembly

(2010-2014 Ford F-150; 2011-2016 Ford F-250 Super Duty; 2011-2016 Ford F-350 Super Duty; 2011-2015 Ford F-350)

Part of: Gates DriveAlign Automatic Belt Tensioner

Other options in this family: Gates T2H38134 Gates 39371 Gates 38276 Gates 278-200-05-70 Gates T39194

Manufacturer

Picture for manufacturer Gates

Part Number

39179
11 reviews
Sale Price

$114.07

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Gates 39179 DriveAlign automatic belt tensioner assembly is a premium OE-quality replacement component designed to maintain proper serpentine belt tension in automotive applications. This tensioner automatically adjusts to compensate for belt stretch and wear, ensuring optimal power transmission to engine accessories while reducing belt noise and premature failure.

Key Features:

  • OE-equivalent design for direct-fit installation and reliable performance
  • Precision-engineered spring mechanism maintains consistent belt tension throughout service life
  • Heavy-duty construction with heat-treated components for durability in demanding engine environments
  • Pre-assembled unit includes tensioner body, pulley, and mounting hardware for simplified installation
  • Engineered to meet or exceed original equipment specifications

Gates is a trusted name in automotive belt drive systems, offering over 100 years of engineering excellence. This tensioner assembly helps prevent belt slippage, reduces vibration, and extends the service life of your serpentine belt system. Professional installation is recommended to ensure proper belt routing and tensioner operation.

Products specifications

Fits

2010-2014 Ford F-150; 2011-2016 Ford F-250 Super Duty; 2011-2016 Ford F-350 Super Duty; 2011-2015 Ford F-350

Contents

Tensioner Assy.

Outside Diameter (mm)

76

WIDTH (MM)

31.5

Bearing Bore Inside Diameter 1 (mm)

17

Contact Surface

Smooth/Backside

Import or Domestic

Domestic

Instruction Sheet Number

98-0017 (General Instructions)

Number of Pulleys

1

OE Comparison Rating

OE Exact (OEX)

Pulley 1 Flanged

No

Perfect

Best price..

So far, so good

Autoplicity had the exact part I needed for my boat when I accidentally left the key on all night. I was able to replace my electronic ignition module with confidence, knowing it was the same one I had before. Shipping was fast and the boat runs great again.

Received item as ordered in very good condition and well before Its anticipated delivery date! Good deal...Good transaction, A+ all the way around! I will definitely buy from again!!

easy to use website, order delivered promptly Requested to add something to order prior to shipment which they were unable to do.

So far so good, the site does freeze up from time to time, but not as often as it used to.

I called to make sure they had it in stock and when it would ship which was told same day as ordered. Just what I wanted to hear.

Best price

I was skeptical at first but checked it all out and it looked ligit, placed my order and wow low prices, first rate shipping and top quailty product. I am sold! will look to Autoplicity for future purchases, already told many of my friends about the fantatic deals at Autoplicity.

Super fast shipping,lowest price I could find, will buy from again.

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy