This is a complete alternator for a 2010 Ford Mondeo 2.0 TDCI diesel engine. It comes with a pulley and is in good used grade. The manufacturer part number is AG9T-10300-DA and the reference OE/OEM number is also the same. This alternator is not a universal fitment and is not designed as a performance part. It is suitable for those who are looking to replace their existing alternator.