OEM:  31170RNAA01 , 31170RNAA02 , 31170RNAA11 , 31170RNAG01  , 31170RNAG11

CAR BRAND：Idler pulley for HONDA
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

Idler pulley in the car timing belt kit is an essential component of the engine's timing system.

Features:

Thirdly, it is precisely engineered to maintain the proper tension on the timing belt, which helps to prevent engine damage and ensure accurate engine timing.