View 2 Photos View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a Cummins ISBCR5.9 $500 USD Good used, cleaned, tested and inspected Cummins ISB5.9 ECM. Part Number: 4921776. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application. Quantity3ConditionUsedFits To Make(s)CUMMINSFits To Model(s)ISBCR5.9Part Number4921776Stock NumberRyd 4921776 MLS Number10205076CategoryEngine Control Modules (ECM) Last Updated4/14/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a Cummins ISB5.9 $500 USD Good used, cleaned, tested and inspected Cummins ISB5.9 ECM. Part Number: 3944124, 3945868, 3990517. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for... Quantity2ConditionUsedFits To Make(s)CUMMINSFits To Model(s)ISB5.9Part Number3944124Stock NumberRyd 3944124 MLS Number10205094CategoryEngine Control Modules (ECM) Last Updated3/10/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a Cummins ISBCR5.9 $200 USD Good used, cleaned and inspected Cummins ISBCR5.9 ECM cooling plate. Part number: 3955039. Quantity3ConditionUsedFits To Make(s)CUMMINSFits To Model(s)ISBCR5.9Part Number3955039Stock NumberRyd 3955039 MLS Number14110963CategoryEngine Control Modules (ECM) Last Updated1/27/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info