OK request send SA6D140-1C S/N 10420-UP ELECTRICAL SYSTEM Section ELECTRICAL SYSTEM SA6D140-1C S/N 10420-UP Komatsu: ALTERNATOR AND MOUNTING (50A) (ALTERNATOR WITH HARDENING PULLEY) 180010 ALTERNATOR AND MOUNTING (75A) (ALTERNATOR WITH NON HARDENING PULLEY) 180020 STARTING MOTOR AND MOUNTING 180030 ALTERNATOR (50A) (WITH HARDENING PULLEY)(#10420-12061) 180040 ALTERNATOR (50A) (WITH HARDENING PULLEY)(#12062-) 180050 ALTERNATOR (75A) (WITH NON HARDENING PULLEY) 180060 STARTING MOTOR (7.5KW) 180070