This pulley is manufactured by the original equipment pulley supplier to ensure proper fit and performance. This pulley is produced for Ford serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in Canada to the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction for long trouble-free performance. This is a complete pulley ASSEMBLY including the pulley, mounting bolt and dust shield..