Description:

OE Number:06B109477A/06A109477A.. Fitment: for Audi A4 1.8L 2001-2005, for VW Passat GL, GLS 1.8L 01-05.. Material: This belt tensioner is made of metal material, which is wearable, durable and scratch-resistant.. Function: A belt tensioner 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 a mechanic (spring-loaded) or hydraulic.. Package Included: 1 Pcs Engine Timing Belt Hydraulic Tensioner Assembly..