4 0 Caterpillar 40 Pin Diesel Engine ECM ECU ICM Computer OEM Part# 9X5566-07 Tested Unit with Warranty $849.99 USD (TESTED PART) FITS CATERPILLAR 312640 PINDIESEL ENGINE,PN# 9X5566-07,GUARANTEED TO BE PROGRAMMABLE AND INCLUDES WARRANTY. CALL FOR MORE INFORMATION AND PARTS PH# . STOCK# 217561-13. ConditionUsedFits To Make(s)CaterpillarFits To Model(s)40-Pin ECM ICM ECU Computer control module for salePart Number9X5566-07Stock Number217561-13 MLS Number9361654CategoryEngine Control Modules (ECM) Last Updated5/5/2025 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info