VKM 03503 - for manufacturer number: F-234563.XX Inner Diameter [mm]: 17 Number of ribs: 6 Outer Diameter [mm]: 54 Width [mm]: 39,9 - SKF free wheel alternator pulley to perform a quality repair. - Includes a quality bearing for optimized performance. - Vehicle safety is a SKF priority and our high quality parts are designed for safe and lasting repairs. - Product must be installed by knowledgeable mechanic using correct tooling and in strict accordance with SKF instructions and the vehicle mounting instructions. - Scan QR code on box product label to access SKF instructions and more detailed product and technical information.