Primary Belt Tensioner for 2008-2010 Ford Powerstroke 6.4L
OE # 7C3Z6B209E, BT122
Belt Tensioner Assembly is designed to provide proper tension to a vehicle’s serpentine belt.
The Automatic Belt Tensioner Assembly is recommended for replacement when replacing the serpentine belt.
Quality tests on this part include torque testing, spring-back testing, corrosion-resistance testing, and on-vehicle testing
Solid steel or aluminum construction for long-lasting durability
Highly resistant to heat and shock
Designed to fit properly every time