Free Shipping On Orders Over $49. Details

Talk to a Mustang Enthusiast
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Win $5,000 For Your Mustang! Enter Daily
Win An Eibach Sportline Kit! Enter Daily

Ford Belt Tensioner Assembly - A/C (15-17 GT)

AmericanMuscle no longer carries the Ford Belt Tensioner Assembly - A/C (15-17 GT). Please check out 2010-2014 Mustang Underdrive Pulleys for an updated selection.

Features & Details

  • Provides Proper Serpentine Belt Tension
  • Cast-Aluminum Spring Case
  • Sealed-For-Life Bearing
  • Original Factory Equipment - OE Fit and Finish
  • Genuine Ford OEM Part - BT104, CR3Z6B209A
  • Fits 2012-2017 5.0L V8 Mustangs
Correct Tension. Is your 5.0L Coyote V8 Mustangs A/C belt slipping or squealing? Then you may be in need of a genuine Ford Motorcraft Replacement Belt Tensioner to provide the correct tension to fix the problem.

Genuine Ford Part. Made to the original factory specifications from OEM quality materials, this Mustang A/C Belt Tensioner features a cast-aluminum spring case and arm to resist cracking and fatigue. The sealed-for-life bearing provides long reliable maintenance-free operation. Genuine Ford part - BT104, CR3Z6B209A.

Application. This genuine Ford A/C Belt Tensioner Assembly is designed for use on all 2012 to 2017 Mustangs equipped with the DOHC 5.0L Coyote V8 engine including GT and BOSS models.

Fitment: Details

CA Residents: WARNING: Cancer and Reproductive Harm -

What's in the Box
  • (1) A/C Belt Tensioner
Installation Info
Tech Specs
Will it fit my Mustang?

    Customer Photos (1) Submit Your Photo

    View 1 Photo

      Questions & Answers (1)

      1 Top Rated Question

      Does this tensioner come with the mounting bolt?

      • The Ford Belt Tensioner Assembly does not include the mounting bolt.

      Helpful (0)
      Post Your Question

        Customer Reviews (2) Write a Review

        Overall Rating 3

        out of 5 stars

        • 1/5

          August 31, 2017

          Not the tensioner for a/c

          The tensioner is fine but it is not for the a/c side of the motor,this is the same exact tensioner that comes in the boss alternator kit


          Year: 1996 Submodel: Cobra

          Helpful (9)

        • 5/5

          July 11, 2017

          ford belt tensioner

          i put this on my 9.36 et paxton supercharged 2011 gt/cs. it has a stronger spring,same as boss 302, cuts down on belt slip.


          Year: 2011 Submodel: GT

          Helpful (9)

        Related Mustang Categories