Posted 1/12/2012 08:36 (#2157081 - in reply to #2156946) Subject: RE: 4020 amps,
Don't know for sure but I just helped a friend install a changeover kit on a 4020 from 24v to 12 v. Used the JD kit it had the 63 or 67 amp ? alternator in that kit. I'm pretty sure though there is also like a 72 amp and a 100 -105 amp alternator available to drop in.