View 4 Photos View 0 Videos Cummins 5.9L Crankshaft $499.99 USD Quality used crankshaft for a Cummins ISB, 5.9L W\helical gear, backed by our standard warranty. Compatibility with Cummins Engines, ISB CM550, QSB5.9 44 CM550 OEM # 3941199 3944243,... ConditionUsedStock Number43C-3941199-STK MLS Number12414631CategoryCrankshafts Last Updated11/18/2025 LocationBig Lake, MN, US Sold ByQuality Bus and Truck Parts (844) 580-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2007 Cummins 5.9L EGR Cooler for a Blue Bird AAFE $550 USD Good used EGR cooler for a Cummins 5.9 OEM #3958027, ConditionUsedFits To Make(s)BLUE BIRDFits To Model(s)AAFEStock Number13038-39C MLS Number11705556CategoryEGR Coolers Last Updated11/18/2025 LocationBig Lake, MN, US Sold ByQuality Bus and Truck Parts (844) 580-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos (GOOD USED) 24-Valve Cummins ISB 5.9L EGR Commonrail Diesel Engine Harmonic Balancer / Dampner Pulley $199.99 USD PART SPECIFICS, Price USD: $199.99, Make: 2004-2006 CUMMINS ISB 5.9L 24-VALVE COMMONRAILDIESEL ENGINE, Model: HARMONIC BALANCER / DAMPNER PULLEY, Part#: ISB DAMPER,... Warranty ConditionUsedWill Fit Year(s)2004-2006Part Number5.9L HARMONIC DAMPERStock Number323441 MLS Number12918328CategoryEngine Harmonic Balancers Last Updated6/6/2024 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a 2007 Freightliner MT45 Chassis $699.99 USD (Used) 2006 Cummins ISB 5.9, ENGINE ECM- Serial Number: A35000730, Part Number: P4921776-RX, DC: 1931, Engine information- Displacement: 5.9L, Serial Number: 60285931, Part Number 4018419,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)MT45 ChassisWill Fit Year(s)2007Part NumberP4921776-RXStock NumberP-48323 MLS Number12073968CategoryEngine Control Modules (ECM) Last Updated5/24/2024 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a 2006 Freightliner MT45 Chassis $599.99 USD (Used) 2005 Cummins ISB 5.9, ENGINE ECM- Serial Number: 34136443, Part Number: 4921776, ECM Code: 790005.30, Engine information- Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower:... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)MT45 ChassisWill Fit Year(s)2006Part Number4921776Stock NumberP-46028 MLS Number12013614CategoryEngine Control Modules (ECM) Last Updated5/24/2024 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos (GOOD USED) Cummins 5.9L Rocker Arm OEM P# 3964908 $199.99 USD PART SPECIFICS, Price: $199.99, Make: CUMMINS ISB 5.9LDIESEL ENGINE, Model: ROCKER ARM ASSEMBLY, PART#: 3964908, Stock#: 324425, Condition: GOOD USED Warranty Quantity6ConditionUsedPart Number3935892, 3964908Stock Number324425 MLS Number12853393CategoryRocker Arms Last Updated5/8/2024 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a 2007 Freightliner MT45 Chassis $599.99 USD (Used) 2006 Cummins ISB 5.9, ENGINE ECM- Serial Number: 37014456, Part Number: 4921776, E/C: Z90030.23, Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower: 185, CPL: 8136, Serial... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)MT45 ChassisWill Fit Year(s)2007Part Number4921776Stock NumberP-49841 MLS Number12103887CategoryEngine Control Modules (ECM) Last Updated12/18/2023 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a 2005 Freightliner MT45 Chassis $599.99 USD (Used) 2004 Cummins ISB 5.9, ENGINE ECM- Serial Number: 23021632, Part Number: 3965159, E/C: Z90030.12, Family Number: 4CEXH0359BAG, Displacement: 5.9L, Horsepower: 185, Ar.No./CPL: 8136,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)MT45 ChassisWill Fit Year(s)2005Part Number3965159Stock NumberP-49529 MLS Number12094584CategoryEngine Control Modules (ECM) Last Updated12/18/2023 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a 2007 Freightliner MT45 Chassis $599.99 USD (Used) 2006 Cummins ISB 5.9, ENGINE ECM- Serial Number: 29041061, Part Number: 4921776, E/C: Z90030.18, Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower: 185, Ar.No./CPL: 8136,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)MT45 ChassisWill Fit Year(s)2007Part Number4921776Stock NumberP-49528 MLS Number12094583CategoryEngine Control Modules (ECM) Last Updated12/18/2023 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a 2007 Freightliner MT45 Chassis $599.99 USD (Used) 2006 Cummins ISB 5.9, ENGINE ECM- Serial Number: 30002970, Part Number: 4921776, E/C: Z90030.18, Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower: 185, Ar.No./CPL: 8136,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)MT45 ChassisWill Fit Year(s)2007Part Number4921776Stock NumberP-48472 MLS Number12074112CategoryEngine Control Modules (ECM) Last Updated12/18/2023 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a 2007 Freightliner MT45 Chassis $599.99 USD (Used) 2006 Cummins ISB 5.9, ENGINE ECM- Serial Number: 29042748, Part Number: 4921776, E/C: Z90030.18, Engine Information- Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower: 185,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)MT45 ChassisWill Fit Year(s)2007Part Number4921776Stock NumberP-48471 MLS Number12074111CategoryEngine Control Modules (ECM) Last Updated1/29/2024 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a 2006 Freightliner MT45 Chassis $599.99 USD (Used) 2005 Cummins ISB 5.9, ENGINE ECM- Serial Number: 38048108, Part Number: 4921776, E/C: Z90030.23, Engine Information- Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower: 185,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)MT45 ChassisWill Fit Year(s)2006Part Number4921776Stock NumberP-48327 MLS Number12073972CategoryEngine Control Modules (ECM) Last Updated1/29/2024 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISB 5.9L Engine Control Module (ECM) for a 2006 Freightliner MT45 Chassis $699.99 USD (Used) 2006 Cummins ISB 5.9, ENGINE ECM- Serial Number: A30016285, Part Number: P4921776-RX, DC: 1434, Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower: 185, Serial Number:... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)MT45 ChassisWill Fit Year(s)2006Part NumberP4921776-TXStock NumberP-42368 MLS Number11942573CategoryEngine Control Modules (ECM) Last Updated12/18/2023 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Cummins ISB 3.9L Oil Filter Housing, Casting # 4898661 $75 USD Good, Used Oil Filter Housing off of a Cummins ISB 3.9L. Casting Number is 4898661. Engine Serial number is 21619336. Please see pictures. For further information feel free to call or email... ConditionUsedPart NumberP-8880Stock NumberP-8880 MLS Number10797222CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Cummins ISB 3.9L Fuel Filter Base, Casting # 3973229 $75 USD Good, Used Fuel Filter Base off of a Cummins ISB 3.9L. Casting Number is 3973229. Engine Serial number is 21619336. Please see pictures. For further information feel free to call or email us... ConditionUsedPart NumberP-8879Stock NumberP-8879 MLS Number10797221CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Used Cummins ISB 5.9L Fuel Filter, Casting # 3892545 $100 USD Good, used fuel filter off of a Cummins ISB 5.9L. Casting number is 3892545. Please see pictures. For further information feel free to call or email us. We ship anywhere!!! Thank you.,... ConditionUsedPart NumberP-6954Stock NumberP-6954 MLS Number9983765CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Cummins ISB 5.9L Rear Crank Case Seal $35 USD This rear crank case seal off of a Cummins ISB 5.9L is used and is in good condition. Casting number is 3936895. Please see pictures. If you have any further questions feel free to give us a... ConditionUsedPart NumberP-6944Stock NumberP-6944 MLS Number9983749CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos (GOOD USED) Cummins 3.9L ISB Diesel Engine Rocker Arm Assembly P# 3935892, 3964908 $199.99 USD PART SPECIFICS, Price: $199.99, Make: CUMMINS ISB 3.9L DIESEL ENGINE, Model: ROCKER ARM ASSEMBLY, PART#: 3935892, 3964908, Stock#: 322321, Condition: GOOD... Warranty Quantity6ConditionUsedPart Number3935892, 3964908Stock Number322321 MLS Number12493621CategoryRocker Arms Last Updated12/8/2023 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins 3944124 ISB Engine Control Module (ECM) Part # 3944124 for 2003 & Earlier ISB 5.9L (NON-EGR Model) Diesel Engine $695 USD (GOOD USED) Cummins ISB 5.9L Diesel Engine ECM For Sale, Part # 3944124, CM550, CPL 2686, 250HP, Stock # 4046 | Tested Inspected! All ourPARTSareTESTEDand ShipPRIORITY MAIL!OVERNIGHT... ConditionUsedFits To EquipmentDiesel EngineFits To Make(s)CumminsFits To Model(s)ISB 5.9L (NON-EGR Model)Will Fit Year(s)2003 & EarlierPart Number3944124Stock Number4046 MLS Number12011821CategoryEngine Control Modules (ECM) Last Updated4/25/2023 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins ISB 3.9L Diesel Engine Alternator Suppoert Mount Part# 3955179 $74.99 USD PART SPECIFICS, Price USD: $74.99, Make: 2003 CUMMINS ISB 3.9L DIESEL ENGINE, Model: ALTERNATOR SUPPORT BRACKET, Part#: 3955179, Stock#: 322325, Condition: ... Warranty ConditionUsedPart Number3955179Stock Number322325 MLS Number11942625CategoryEngine Mounts Last Updated3/17/2023 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2003 Cummins ISB 3.9L Diesel Engine Camshaft OEM-Part# 4896419 $199.99 USD PART SPECIFICS, Price USD: $199.99, Make: 2003 CUMMINS ISB 3.9L DIESEL ENGINE, Model: CAMSHAFT, Part#: 4896419, Stock#: 322314, Condition: GOOD USED For more... Warranty ConditionUsedPart Number4896419Stock Number322314 MLS Number11934126CategoryCamshafts Last Updated3/13/2023 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins ISB 5.9L 24-Valve Diesel Engine Connecting Rod Part# 3971210 $74.99 USD PART SPECIFICS, Price USD: $74.99 (SOLD INDIVIDUALLY), Make: CUMMINS ISB 5.9L 24-VALVE DIESEL ENGINE, Model: CONNECTING ROD, Part#: 3971210, Stock#: 321466,... Warranty Quantity3ConditionUsedPart Number3971210Stock Number321466 MLS Number11858661CategoryEngine Rods Last Updated2/2/2023 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2006 Cummins ISB 5.9L Engine Control Module (ECM) Part # 4921776 for 2004 2005 2006 ISB EGR-Model CM850 Diesel Engines $695 USD (GOOD USED) 2006 Cummins ISB ECM Part # 4921776, CM850, EGR-Model, CPL 8136, 2004-2006 Compatible, 200 HP, Pulled off Cummins ISB 5.9L Engine, Stock # 3480 | Tested Inspected! All... ConditionUsedCPL/ARR8136Fits To EquipmentDiesel EnginesFits To Make(s)CumminsFits To Model(s)ISB EGR-Model CM850Will Fit Year(s)2004 2005 2006Part Number4921776Stock Number3480 MLS Number11355918CategoryEngine Control Modules (ECM) Last Updated4/21/2022 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Cummins 6BT 5.9L Push Rods $9 USD Used 6BT 5.9L Push Rods, Type: 6BT 5.9L Push Rods ConditionUsedPart Number3284377Stock Number525-13767 MLS Number8947558CategoryEngine Valve Trains Last Updated1/24/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2005 Cummins ISB Engine Control Module (ECM) for a Ford F650 $650 USD 5.9L Cummins, ECM, Good Condition, Call For More Information And Shipping. ConditionUsedFits To Make(s)FORDFits To Model(s)F650Stock Number22839 MLS Number10460331CategoryEngine Control Modules (ECM) Last Updated3/25/2021 LocationWheat Ridge, CO, US Sold ByDTI Truck Parts (833) 614-___ SHOWNUMBERCall Seller Email Seller Save More Info