ALTERNATOR REBUILT 115 AMP BOSCH FITS 1988-1992 XJ6, 1989-1992 V12 XJS FROM ENG# 8S57572 ON. The price includes a $50 core charge that you get back when you send your old part to us. Core charge note: Your core must be undamaged and in rebuildable condition or your core charge will not be refunded. DAC5224 (A2521)