OEM:   XS6E19A216CC , XS6E19A216CB , 97BB6A228AG , 1127103 ,1306666 ,1371224 , 1S7Q6A228AC , 1S7Q6A228AD ,1S7Q6A228AE ,1351731 ,1151394 ,1329203 ,1226638 ,30731938 , F77Z6B209AA ,F37Z6B209A , F3TZ6B209C , XS6E19A216CC

CAR BRAND：Idler pulley for VOLVO
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 Timing Tensioner Idler pulley , which is an essential component of the engine's timing system.