Cummins ISB 5.9L Truck Parts For Sale

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Cummins IB5.9 Engine Computer Module, ECM, ECU 4921797 4921776 CM850

$750 USD

(GOOD USED/ TESTED) Cummins ISB5.9 OEM Engine Computer Module, ECM, ECU, for sale!!!! P/N: 4921776; Supersession Part #: 4941797; Service Model Name: CM850; Stock #: E4358 For more...

Condition	Used
Part Number	4921797
Stock Number	E4358
MLS Number	14000741
Category	Engine Control Modules (ECM)
Last Updated	11/25/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

Cummins ISB 5.9L Piston Kit with Connecting Rod, OEM # 3800781

$75 USD

Quality used Cummins engine piston kit with connecting rod for a Cummins 5.9 engine, Low Cost, Warranty, Fast Nationwide Shipping! Please note that the part sent may not precisely match...

Quantity	6
Condition	Used
Stock Number	30Q-3800781-STK
MLS Number	13635641
Category	Pistons & Rod Parts
Last Updated	3/20/2026
Location	Big Lake, MN, US
Sold By	Quality Bus and Truck Parts

Cummins ISB 5.9L Engine

$65 USD

Quality used push rod cover/side cover for an Cummins 5.9 engine,Low Cost, Warranty, Fast Nationwide Shipping! Please note that the part sent may not precisely match the one shown in the...

Condition	Used
Stock Number	30CF-3945197-STK
MLS Number	13635640
Category	Engines
Last Updated	11/21/2025
Location	Big Lake, MN, US
Sold By	Quality Bus and Truck Parts

Rebuilt Cummins ISB 5.9L EGR Cylinder Head

$1,050 USD

Rebuilt ISB 5.9L EGR Cylinder Head

Quantity	2
Condition	Remanufactured
Part Number	3957383
Stock Number	504-11898
MLS Number	10075389
Category	Cylinder Heads
Last Updated	11/18/2025
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

New Aftermarket Cummins ISB 5.9L Pushrod Cover Gasket

$17.44 USD

New Aftermarket ISB 5.9L Pushrod Cover Gasket, Type: Rocker Box Gasket

Quantity	2
Condition	Used
Part Number	3284623
Stock Number	510-24762
MLS Number	13964515
Category	Gaskets
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Cummins ISB 5.9L Alternator

$80 USD

Quality used Delco Remy 22SI (Delco Remy 22SI™ 12V 150A Hinge Mount Brush Alternator) alternator from a Cummins 5.9L engine, backed by our standard warranty. Performance Output 12 Volt 150...

Condition	Used
Stock Number	30J-19020310-STK
MLS Number	13748033
Category	Alternators
Last Updated	11/18/2025
Location	Big Lake, MN, US
Sold By	Quality Bus and Truck Parts

Cummins ISB 5.9L Fan Clutch

$300 USD

Quality used fan clutch for a Ford vehicle with a Cummins 5.9L 12 valve engine. Low Cost, Warranty, Fast, Nationwide Shipping! Electronically Controlled: No, Mounting Style: Bolt, Neck...

Condition	Used
Stock Number	32C-F3HT-STK
MLS Number	13608654
Category	Fan Clutches
Last Updated	11/18/2025
Location	Big Lake, MN, US
Sold By	Quality Bus and Truck Parts

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2001 Cummins ISB 5.9L Engine for a Freightliner MT55 Chassis

$2,500 USD

ISB 5.9L, 185 HP, Reviva S/N 55109K026, P/N 55G0D185E, CPL 2687. Label with date of remanufacture missing.

Condition	Used
CPL/ARR	2687
Horse Power	185 HP
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	MT55 Chassis
Part Number	55G0D185E
Stock Number	UPS-659392-1
MLS Number	13894183
Category	Engines
Last Updated	10/29/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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2007 Cummins ISB 5.9L Engine for a Freightliner MT55 Chassis

$2,500 USD

ISB, 5.9L, CM850; 185 HP; S/N 46637471; CPL 8136; DOM 2006

Condition	Used
CPL/ARR	8136
Horse Power	185 HP
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	MT55 Chassis
Stock Number	UPS-142121-1
MLS Number	13897048
Category	Engines
Last Updated	10/28/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2005 Rebuilt Cummins ISB 5.9L Engine Block

$1,950 USD

Rebuilt ISB 5.9L Engine Block

Condition	Remanufactured
Fits To Make(s)	Cummins
Fits To Model(s)	ISB 5.9L
Will Fit Year(s)	2005
Part Number	3970793
Stock Number	501-12672
MLS Number	13913374
Category	Engine Blocks / Cylinder Blocks
Last Updated	10/22/2025
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2006 Rebuilt Cummins ISB 5.9L Engine Block

$1,950 USD

Rebuilt ISB 5.9L Engine Block

Condition	Remanufactured
Fits To Make(s)	Cummins
Fits To Model(s)	ISB 5.9L
Will Fit Year(s)	2006
Part Number	3972843
Stock Number	501-12670
MLS Number	13913372
Category	Engine Blocks / Cylinder Blocks
Last Updated	10/22/2025
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2001 Cummins ISB 5.9L Engine for a Freightliner MT55 Chassis

$2,500 USD

ISB, 185 HP, ESN 55120E015, P/N 55G0D185E, CPL 2687, Date of Remanufacture 5/11/2020. Broken Oil Fill Tube/Missing Fill Cap. Turns 360.

Condition	Used
CPL/ARR	2687
Horse Power	185 HP
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	MT55 Chassis
Stock Number	UPS-659912-1
MLS Number	13887886
Category	Engines
Last Updated	10/29/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Cummins ISB 5.9L Exhaust Manifold

$125 USD

Nous livrons partout au Canada et États-Unis. We ship anywhere in Canada USA. - Stock: 2257ME - P/N : 3942257, Serial#: Other

Condition	Used
Part Number	3942257
Stock Number	2257ME
MLS Number	13909972
Category	Exhaust Manifolds
Last Updated	10/21/2025
Location	Beauceville, QC, Canada
Sold By	Camions Gilbert

2005 Used Cummins ISB 5.9L Water Elbow

$65 USD

Used ISB 5.9L Water Elbow

Condition	Used
Fits To Make(s)	Cummins
Fits To Model(s)	ISB 5.9L
Will Fit Year(s)	2005
Part Number	3943149
Stock Number	523-11953
MLS Number	13902692
Category	Engine Thermostat Housings
Last Updated	10/16/2025
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Cummins ISB 5.9L Valve Cover

$150 USD

Nous livrons partout au Canada et États-Unis. We ship anywhere in Canada and USA. - Stock : 5799VC - Valve Cover - CumminsISB 5.9L - P/N : 3945799, Serial#: Other

Condition	Used
Part Number	3945799
Stock Number	5799VC
MLS Number	13897783
Category	Valve Covers
Last Updated	10/16/2025
Location	Beauceville, QC, Canada
Sold By	Camions Gilbert

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2007 Cummins ISB 5.9L Engine Control Module (ECM)

$450 USD

This is a used ISB 260 Cummins 5.9L engine computer. This will fit several years in models, however please match the part number to ensure an exact fit. The part number is 4921776. This is a...

Condition	Used
Part Number	4921776
Stock Number	25242
MLS Number	13885298
Category	Engine Control Modules (ECM)
Last Updated	10/15/2025
Location	Spartanburg, SC, US
Sold By	Tony's Truck Parts

Cummins ISB 5.9L Front Engine Cover

$215 USD

Nous livrons partout au Canada et États-Unis. We ship anywhere in Canada USA. - Stock: 3379FC - Moteur / ENGINE : Cummins ISB 5.9L - P/N: 3943379, Serial#: Other

Condition	Used
Stock Number	3379FC
MLS Number	13879068
Category	Front Engine Covers
Last Updated	10/10/2025
Location	Beauceville, QC, Canada
Sold By	Camions Gilbert

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Cummins ISB 5.9L Engine for a 2006 Ford F-650

$3,500 USD

5.9 24V CUMMINS,230HP, HIGH MILES BUT RUNS GOOD,VERY LITTLE BLOWBY, Serial#: GET, Horse Power: 230

Condition	Used
Horse Power	230 HP
Fits To Make(s)	Ford
Fits To Model(s)	F-650
Will Fit Year(s)	2006
Stock Number	91725-6
MLS Number	13855706
Category	Engines
Last Updated	9/30/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISB 5.9L Front Engine Cover

$50 USD

Quality used rear timing cover, Cummins 5.9L engine, Low Cost, Warranty, Fast Nationwide Shipping! Please note that the part sent may not precisely match the one shown in the picture....

Condition	Used
Stock Number	30CR-3921043-STK
MLS Number	13637967
Category	Front Engine Covers
Last Updated	11/18/2025
Location	Big Lake, MN, US
Sold By	Quality Bus and Truck Parts

Used Cummins ISB 5.9L Oil Fill Adapter

$15 USD

Used ISB 5.9L Oil Fill Adapter, Type: Oil Filler Neck

Quantity	2
Condition	Used
Part Number	3921644
Stock Number	563-10374
MLS Number	13843428
Category	Engine Oil Dipsticks
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Cummins ISB 5.9L Engine Control Module (ECM)

$925 USD

Nous livrons partout au Canada et États-Unis.We ship anywhere in Canada USA. - Stock: 2336ECM - Engine Control Module Cummins ISB 5.9 - P/N : 3942336, Serial#: Other

Condition	Used
Part Number	3942336
Stock Number	2336ECM
MLS Number	13778913
Category	Engine Control Modules (ECM)
Last Updated	8/26/2025
Location	Beauceville, QC, Canada
Sold By	Camions Gilbert

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Cummins ISB 5.9L Engine for a 2007 Freightliner MT45 Chassis

$3,995.98 USD

(Used) 2006 Cummins ISB 5.9, ENGINE ASSEMBLY- Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower: 185, Ar.No./CPL: 8136, Serial Number: 46622881, Part Number: C01-00049-182, E.C.S:...

Condition	Used
CPL/ARR	8136
Horse Power	185 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2007
Part Number	C01-00049-182
Stock Number	P-109321
MLS Number	13777431
Category	Engines
Last Updated	2/11/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Cummins ISB 5.9L Radiator

$700 USD

Quality used Ford radiator assembly from a 1997 Ford F800, backed by our standard warranty. used on the following vehicles, 1996-1998 FORD A9513, 1997-1998 FORD A8513, 1997-1998 FORD...

Condition	Used
Stock Number	07-6K775-STK
MLS Number	13736416
Category	Radiators
Last Updated	11/18/2025
Location	Big Lake, MN, US
Sold By	Quality Bus and Truck Parts

Cummins ISB 5.9L Belt Tensioner

$70 USD

Quality used belt tensioner for a Cummins 5.9 engine, backed by our standard warranty. Compatible Cummins engines - 4B3.9,6B5.9, 6C8.3, B4.5, B5.9 G, B5.9 GAS PLUS CM556, B6.7 CM2350 B135B,...

Quantity	3
Condition	Used
Stock Number	30AT-3936213-STK
MLS Number	13615298
Category	Belt Tensioners
Last Updated	11/18/2025
Location	Big Lake, MN, US
Sold By	Quality Bus and Truck Parts