OEM: 074145278E ,078903341J ,037145276A ,037145278AT

CAR BRAND：Timing Belt Idler pulley for VW ,Timing Belt Idler pulley for AUDI
SKF / INA：

Idler pulley is responsible for maintaining the proper tension on the timing belt to ensure accurate engine timing. 
Professional  auto timing belt kits idler pulley manufacturer - China SAILUNTE

Timing belt kit includes an idler pulley , which is an essential component of the engine's timing system.