Litens Automotive is the original equipment (O.E.) supplier of this idler pulley assembly for Hyundai and Kia applications. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer's logo or part number applied to the part). This part is manufactured to the same exacting specifications as the O.E. part. Heavy duty polymer construction for long trouble-free performance. This is a complete pulley ASSEMBLY including the pulley and an O.E. quality mounting bolt. Most common O.E. part numbers are 252862B10 and 252862B000