This Quinton Hazell Wheel Hub Front Kit is designed for various Audi models including A4 (2007 onwards), A6 (2010 onwards), A7 (2014 onwards), and A5 (2007 onwards). It also fits Porsche Macan (95B) and select Audi Q5, A5, A6, A7, and A8 variants. The kit is for the front axle, fitting both left and right sides. It includes necessary bolts and screws for installation. Key compatible OE numbers include 8K0407613B, 4H0498625A, and others listed, making it a comprehensive replacement part.