Description:

[Part Number] PE7W-15-980. [Fitment] for Mazda 3 2004-2018, for Mazda 3 SPORT 2009-2018, for Mazda 6 2003-2019, for Mazda CX-5 2013-2018. [Pros] This belt tensioner is made of metal material, which is wearable, durable and scratch-resistant.. [Function] A belt tensioner or/and idler pulley is a system that guides the serpentine belt and the timing belt on a car engine. The function of a pulley and a tensioner is to limit the belt slip. The belt tensioner can be mechanic (spring-loaded) or hydraulic..