A-Premium Belt Tensioner Assembly with 70mm Pulley — Direct-Fit for Ford & Lincoln V6 3.5/3.7L

A-Premium Belt Tensioner Assembly with Pulley is a direct-fit replacement tensioner and idler pulley designed to restore proper serpentine belt tension on select Ford, Lincoln, Mazda and Mercury V6 models.

This engineered assembly replaces worn or failed belt tensioners to help maintain correct belt routing and tension for accessories such as the alternator, power steering pump and A/C compressor. Built to match factory mounting points and dimensions, the unit supports V-ribbed belts and comes with a 70 mm pulley and a robust bearing designed for long service life. Fitment covers a broad list of Ford and Lincoln vehicles (Edge, Explorer, Flex, Fusion, Taurus, Police Interceptor models, plus Lincoln MKS, MKT, MKX, MKZ and Continental) as well as compatible Mazda and Mercury applications — check the detailed fitment list before ordering.

Which vehicles will this A-Premium tensioner fit?

This assembly is intended for a wide range of Ford and Lincoln vehicles with V6 3.5L and 3.7L engines, plus certain Mazda and Mercury models. It replaces several part numbers used across different model years, so cross-referencing your VIN or old part number is recommended.

• Compatible with Ford Edge (2007–2018), Explorer (2011–2019), Flex (2009–2019), Fusion (2010–2012), Taurus/Taurus X (2008–2019)
• Works with Police Interceptor Sedan & Utility variants (2013–2019) and multiple Lincoln models (MKZ, MKX, MKS, MKT, Continental)
• Also fits Mazda 6 and CX-9 V6 model years listed, plus Mercury Sable 2008–2009
• Replaces reference numbers like BT4E6B209CC, CY0115980C and related OEM codes

How does the pulley assembly meet OEM specifications?

The A-Premium unit mirrors factory mounting geometry and key dimensions so it installs without modification. Critical specs such as pulley outside diameter, bearing bore and mounting hole count have been matched to provide correct belt line and alignment.

• Pulley outside diameter: 70 mm for correct belt contact and wrap
• Bearing bore inside diameter: 17 mm for the specified shaft interface
• Pulley width: 25 mm and designed for V-ribbed belts
• Three mounting holes to match factory bracket patterns

What are practical benefits of replacing a worn tensioner?

Installing a new tensioner assembly reduces belt slip, noise and premature wear to driven accessories. Proper tension helps maintain charging, steering and cooling system performance while avoiding surprise breakdowns due to belt failure.

• Restores consistent belt tension to prevent squeal and vibration
• Protects alternator, A/C compressor and power steering components
• Reduces risk of belt breakage and roadside failures
• Delivers factory-like fit and alignment to simplify installation

What should I know about installation and warranty?

Installation follows standard belt routing and tensioner replacement procedures; most DIYers with basic hand tools can complete the swap in a garage. A-Premium backs this assembly with a one-year unlimited-mileage guarantee for added confidence after purchase.

• Direct-fit design for bolt-on replacement using existing mounting points
• Intended for V-ribbed belt systems — confirm belt type before ordering
• One-year unlimited-mileage warranty from A-Premium
• Carry over or inspect fasteners and brackets during installation

Who is this for: Drivers, independent mechanics and fleet technicians who need a dependable, direct-replacement belt tensioner for Ford, Lincoln, Mazda or Mercury V6 vehicles. Choose this assembly if you require precise pulley dimensions, factory-compatible mounting and a warranty-supported part to restore reliable belt operation and accessory drive performance.