View 5 Photos View 0 Videos 2001 Cummins ISB 5.9L Flex Plate / Crankshaft Adapter, Part # 3960058, 3902573, 3906806 Recently Updated $75 USD ISB 5.9L Flex Plate Adapter, Crankshaft Adapter, Part # 3960058, 3902573, 3906806. ConditionUsedFits To Make(s)FREIGHTLINERFits To Model(s)MT55 ChassisStock NumberUPS-659151-13 MLS Number13890199CategoryEngine Miscellaneous Parts Last Updated3/25/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2001 Cummins ISB 5.9L Alternator Bracket, Part # 3944868 / 3942819 / 3955179 / 4931017 Recently Updated $50 USD ISB 5.9L Alternator Bracket, Part # 3944868, 3942819, 3955179, 4931017. ConditionUsedFits To Make(s)FREIGHTLINERFits To Model(s)MT55 ChassisStock NumberUPS-659151-11 MLS Number13890195CategoryEngine Miscellaneous Parts Last Updated3/25/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2001 Cummins ISB 5.9L Air Transfer Connection Elbow for Freightliner MT55 Chassis, Part # 3918685025 Recently Updated $40 USD ISB 5.9L Air Transfer Connection Elbow, Part #3918685025. ConditionUsedFits To Make(s)FREIGHTLINERFits To Model(s)MT55 ChassisStock NumberUPS-659151-9 MLS Number13890194CategoryEngine Miscellaneous Parts Last Updated3/25/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New 1995-2003 Cummins 4BT Rear Crankshaft Seal Kit, Part # 3909410 $65 USD 1995 - 2003 Cummins 4BT, Rear Crankshaft Seal Kit 3909410, Core Charge: 0.00 ConditionNewPart Number3909410Stock Number171887 MLS Number14242466CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2001 Cummins ISB Engine Part for a Freightliner MT55 Chassis $40 USD ISB 5.9L Push Rod Cover, Side Cover, Part # 3945197 ConditionUsedFits To Make(s)FREIGHTLINERFits To Model(s)MT55 ChassisStock NumberUPS-659151-23 MLS Number13890222CategoryEngine Miscellaneous Parts Last Updated10/29/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2001 Cummins ISB Engine Part for a Freightliner MT55 Chassis $100 USD ISB 5.9L Oil Filter Head, Oil Filter Housing, Part # 3942366 ConditionUsedFits To Make(s)FREIGHTLINERFits To Model(s)MT55 ChassisStock NumberUPS-659151-22 MLS Number13890221CategoryEngine Miscellaneous Parts Last Updated10/29/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2001 Cummins ISB Engine Part for a Freightliner MT55 Chassis $75 USD ISB 5.9L Fuel Pump Drive Gear, Part # 3945280. ConditionUsedFits To Make(s)FREIGHTLINERFits To Model(s)MT55 ChassisStock NumberUPS-659151-5 MLS Number13890188CategoryEngine Miscellaneous Parts Last Updated10/29/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Cummins 5.9L Engine Part $50 USD Quality used harmonic balancer, Cummins 5.9 - 24V engine, Low Cost, Warranty, Fast Nationwide Shipping! Please note that the part sent may not precisely match the one shown in the picture.... Quantity4ConditionUsedStock Number42-3918999-STK MLS Number11704381CategoryEngine Miscellaneous Parts 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 Cummins ISB 5.9 Engine Gear, Part # 3929031 $110 USD Nous livrons partout au Canada et États-Unis. We ship anywhere in Canada USA. - Stock: 9031GE - Engine Gear Cummins ISB 5.9 - P/N : 3929031, Serial#: Other ConditionUsedStock Number9031GE MLS Number13326209CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationBeauceville, QC, Canada Sold ByCamions Gilbert (888) 595-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos (GOOD USED) Cummins 6BT 5.9L Diesel Engine Push Rod Tappet Cover Part# 3911822 $49.99 USD PART SPECIFICS, Price USD: $49.99, Make: CUMMINS 6BT 12 VALVE 5.9L DIESEL ENGINE, Model: PUSH ROD TAPPET COVER, Part#: 3911822, Stock#: 320790, Condition: GOOD... Warranty ConditionUsedPart Number3911822Stock Number320790 MLS Number12625279CategoryEngine Miscellaneous Parts Last Updated2/9/2024 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 Engine Part $49.99 USD PART SPECIFICS, Price USD: $49.99, Make: CUMMINS ISB 5.9LDIESEL ENGINE Model: BLOCK STIFFENER Part#: 3959073 Stock#: 3221545 Condition: GOOD USED, For more... Warranty ConditionUsedPart Number3959073Stock NumberCloned Ad MLS Number12610862CategoryEngine Miscellaneous Parts Last Updated2/2/2024 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 16 Photos View 0 Videos Used Cummins 6BT 5.9 Air Transfer Elbow $75 USD Good, used air transfer elbow from a Cummins 6BT 5.9 engine. The air transfer elbow has been visually inspected and has no visible damage. the air transfer elbow has minor corrosion. The... ConditionUsedPart NumberP-14997Stock NumberP-14997 MLS Number12493737CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 17 Photos View 0 Videos Cummins 6BT 5.9 Rear Cover Plate, Part # P-14996 $35 USD Good, used rear cover plate from a Cummins 6BT 5.9 engine. The rear cover plate has been visually inspected and is in good working condition. There is no visible damage on the rear cover.... ConditionUsedPart NumberP-14996Stock NumberP-14996 MLS Number12493734CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Cummins ISB 5.9L Fuel Filter Base Support Bracket, Part # P-5085 $25 USD Good used fuel filter base support bracket off of a Cummins ISB 200 5.9L Engine. Good condition. Casting number is 4931860, 3955081, 4992695, 5349977. Please see pictures. Please call or... ConditionUsedPart NumberP-5085Stock NumberP-5085 MLS Number9666498CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Used Cummins ISB Rocker Lever Stand, Part # P-5083 $25 USD Used ROCKER LEVER STAND off of Cummins ISB 200 5.9L Engine. Good condition. Casting number is 3964908, 3941559. Please see pictures. Please call or email with any questions., Serial#:... ConditionUsedPart NumberP-5083Stock NumberP-5083 MLS Number9666496CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins ISB Rocker Bridges Set of 12, Part # P-5082 $25 USD Used ROCKER BRIDGES (SET OF 12) off of Cummins ISB 200 5.9L Engine. Good condition. Casting # is (NONE). Please see pictures. Please call or email with any questions., Serial#: n/a, Core... ConditionUsedPart NumberP-5082Stock NumberP-5082 MLS Number9666495CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Used Cummins ISB EGR Air Transfer Tube, Part # P-5079 $30 USD Used EGR air transfer tube off of a Cummins ISB 200 5.9L Engine. Good condition. Casting number is 3955342. Please see pictures. Please call or email with any questions., Serial#: 3955342,... ConditionUsedPart NumberP-5079Stock NumberP-5079 MLS Number9666492CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins ISB 5.9L Water Inlet Connection, Casting # 3957365/3944288/5332619 $75 USD Good used water inlet connection off of a Cummins ISB 200 5.9L engine. All looks in good condition. Casting number is 3957365, 3944288, 5332619. Please see pictures. Please call or email... ConditionUsedPart NumberP-5076Stock NumberP-5076 MLS Number9666489CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins ISB ECM Cooling Plate, Casting # 3955039 $40 USD Used ECM COOLING PLATE off of Cummins ISB 200 5.9L Engine. Good condition. Casting # is (3955039). Please see pictures. Please call or email with any questions., Serial#: 3955039, Core... ConditionUsedPart NumberP-5075Stock NumberP-5075 MLS Number9666488CategoryEngine 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 Used Cummins ISB 5.9L Oil Filter Base and Oil Cooler Base, Casting # 3965152 3957149 $75 USD Used oil filter base and oil cooler base off of a Cummins ISB 200 5.9L Engine. Good condition. Casting number is 3965152, 3957149, gasket number is 3974127. Please see pictures. Please call... ConditionUsedPart NumberP-5067Stock NumberP-5067 MLS Number9666480CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Cummins ISB 5.9L Block Stiffener / Upper Oil Pan (Front Sump), Part # P-5055 $75 USD Used BLOCK STIFFENER in OIL PAN/ UPPER OIL PAN (FRONT SUMP) off of Cummins ISB 200 5.9L Engine. Good condition. Casting number is 3958302, 3965764, 4892080. Please see pictures. Please call... ConditionUsedPart NumberP-5055Stock NumberP-5055 MLS Number9666470CategoryEngine Miscellaneous Parts Last Updated3/23/2026 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 ISB 3.9L Diesel Engine Block Stiffener OEM-Part# 4891166 $124.99 USD PART SPECIFICS, Price USD: $124.99, Make: CUMMINS ISB 3.9L DIESEL ENGINE, Model: BLOCK STIFFENER, Part#: 4891166, Stock#: 322319, Condition: GOOD USED For... Warranty ConditionUsedPart Number4891166Stock Number322319 MLS Number12484665CategoryEngine Miscellaneous Parts Last Updated12/4/2023 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Cummins 6BT 5.9L Exhaust Pipe Outlet Part # 3928032 CP1 $65 USD (GOOD USED) Cummins 3928032 Pipe Exhaust Outlet Elbow, Pulled off a Cummins 6BT 5.9L Mechanical Diesel Engine, Part # 3928032, Other Part # CP1, Stock # 5047 | Tested Inspected! All our... ConditionUsedPart Number3928032 CP1Stock Number5047 MLS Number12176957CategoryEngine Miscellaneous Parts Last Updated7/13/2023 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Cummins ISB 3923178 Air Transfer Elbow Tube $50 USD (GOOD USED) Cummins ISB 3923178 Air Transfer Elbow Tube For Sale, Intake Elbow off a Cummins ISB 5.9L Engine, Elbow shape, 3923178, Part# 3923178, Stock # 4624 All our PARTS are TESTED and... ConditionUsedPart Number3923178Stock Number4624 MLS Number12094419CategoryEngine Miscellaneous Parts Last Updated5/31/2023 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins 5.9 12V Injector Clamps, Part # 3940639 $29.95 USD NEW OE 5.9 12V CUMMINS INJECTOR CLAMPS PART# 3940639, Serial#: NA ConditionUsedPart Number3940639Stock NumberP-60356 MLS Number11787092CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info