This Litens supplied 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 conforms to original equipment material, tolerances, and specifications. This replacement part is made in France to the O.E. specified design and meets all performance and durability requirements. This pulley is a Heavy duty thermoplastic pulley for long life. Manufactured for the 2011- 2014 BMW, X5, 235i, 335i, 435i, 535i, 640i, 740Li, 740i, Active Hybrid 5 and 7, M235i, M3, M4 X3, X5, X6 6-Cyl. 3.0 L, Idler Pulley - Upper. This 6 grooved plastic pulley comes with a front and rear dustshield and spacer with installation bolt for quick and trouble-free installation. Pre-assembled pulleys save installation time and ensure that all components are assembled to original specifications for both installation and performance.