Over 30,000 aftermarket & original parts. NEW ALTERNATOR FITS MINNEAPOLIS MOLINE TRACTOR G-1000 G900 JET STAR M670 1100684. Replaces Part Numbers & Specifications. DELCO: 1100572 1100682 1100683 1100684 1100686 1100687 1100688 ITEM DESCRIPTION: ALTERNATOR UNIT TYPE: DELCO VOLTAGE: 12 AMPERAGE: 63 FAN: EXTERNAL REGULATOR: EXTERNAL WEIGHT: 12 LBS. As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). PLEASE VERIFY YOUR OEM PART NUMBER FROM YOUR ORIGINAL UNIT TO HELP ENSURE FITMENT.