The EL9002 - K048307N50 AE4560 valve is a high-quality, four-circuit protection valve Manufactured by Knorr Bremse, this valve is a crucial component in the vehicle's motor, admission, and escape systems. Its superseded part number also indicates that it is a trusted and known product in the industry, making it a dependable choice for your vehicle's needs. Please study the photos As these are of the actual Unit you will receive . New old stock unused Please see my other items for sale Ref (loc6)