This Litens pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and is made of high strength steel for improved life and durability. This pulley conforms to original equipment material, tolerances, and specifications. This part fits 2010-2014 Mazda 3,5 with 2.0/2.3/2.5L (Idler Pulley - Grooved with bracket). This part comes with an aluminum bracket, installation bolt and dust shield.