- OEM PART RE588172 - DESCRIPTION Driveline ECU - SUB PART - MARKED RE588172 - OEM DETAILS Driveline Electronic Control Unit - PART DETAILS Tested OK on tractor - SUB PACKET - WARRANTY 6 Month Parts USED DOES NOT COVER WEAR PARTS (SEALS, BEARINGS, CLUTCH DISC, GASKETS, ETC) or LABOR.