View 0 Photos View 0 Videos 1979 John Deere 644B Transmission Newly Listed $2,385 USD (USED) John Deere 644B Serial#: 13105 Part#: 6881590 Torque Converter: NO TRANSMISSON ONLY ConditionUsedFits To Make(s)John DeereFits To Model(s)644BStock Number26067944 MLS Number14613886CategoryTransmissions Last Updated9/20/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info