Cummins ISB 5.9L Engine Parts For Sale

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Cummins ISB 5.9L Piston / Rod

$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	11/21/2025
Location	Big Lake, MN, US
Sold By	Quality Bus and Truck Parts

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

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 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

Cummins ISB 5.9L Crankshaft for a Cummins ISB-CR-5.9

$750.24 USD

FRONT GEAR

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-CR-5.9
Stock Number	1991728
MLS Number	11317951
Category	Crankshafts
Last Updated	8/19/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Cummins ISB 5.9L Crankshaft for a Cummins ISB-CR-5.9

$750.24 USD

REAR GEAR

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-CR-5.9
Stock Number	1991694
MLS Number	10939554
Category	Crankshafts
Last Updated	8/19/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Cummins ISB 5.9L Engine Control Module (ECM)

$1,200 USD

Nous livrons partout au Canada et États-Unis. We ship anywhere in Canada USA. - Cummins ISB 5.9 Engine Control Module - P/N 3942860 - Stock: 2860ECM - CORE REFUND : 200$, Serial#: Other...

Condition	Used
Part Number	3942860
Stock Number	2860ECM
MLS Number	13709051
Category	Engine Control Modules (ECM)
Last Updated	7/18/2025
Location	Beauceville, QC, Canada
Sold By	Camions Gilbert

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Cummins ISB 5.9L Engine Pulley

$30 USD

(GOOD USED) Cummins OEM Accessory Drive Pulley, for sale!!! Part #: 3919624; Stock #: P1057 For more information about this listing, shipping, technical questions email us at...

Condition	Used
Part Number	3919624
Stock Number	P1057
MLS Number	13656003
Category	Engine Pulleys
Last Updated	6/19/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

Cummins ISB 5.9L EGR Cooler for a Cummins ISB-CR-5.9

$450 USD

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-CR-5.9
Stock Number	1991690
MLS Number	11317942
Category	EGR Coolers
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

2008 Cummins ISB 5.9L Engine Wiring Harness for a Cummins ISB-5.9

$400.24 USD

#'s OFF ENGINE, SN# 46807730, CPL# 0279, FAMILY# 7CEXH0408BAC,

Condition	Used
CPL/ARR	0279
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-5.9
Stock Number	1261370
MLS Number	11314936
Category	Engine Wiring Harnesses
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Cummins ISB 5.9L Camshaft for a Cummins ISB-5.9

$395.34 USD

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-5.9
Stock Number	1991735
MLS Number	11317953
Category	Camshafts
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Cummins ISB 5.9L Engine Oil Pan for a Cummins ISB-CR-5.9

$275 USD

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-CR-5.9
Stock Number	1991676
MLS Number	11317938
Category	Engine Oil Pans
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Cummins ISB 5.9L Front Engine Cover for a Cummins ISB-CR-5.9

$250 USD

ENGINE COVER, REAR GEAR

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-CR-5.9
Stock Number	1991698
MLS Number	11317944
Category	Front Engine Covers
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Cummins ISB 5.9L Engine Oil Cooler for a Cummins ISB-5.9

$228.10 USD

COOLER,OIL FOR AN AUXILIARY HYDRAULIC PUMP APPLICATION (POWER STEERING)

Quantity	5
Condition	New
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-5.9
Stock Number	CMM 5262753
MLS Number	11334635
Category	Engine Oil Coolers
Last Updated	6/3/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

Cummins ISB 5.9L Engine Oil Cooler for a Cummins ISB-5.9

$225 USD

WITH HOUSING

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-5.9
Stock Number	1991714
MLS Number	11317947
Category	Engine Oil Coolers
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Cummins ISB 5.9L Engine Oil Cooler for a Cummins ISB-CR-5.9

$225 USD

WITH HOUSING

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISB-CR-5.9
Stock Number	1991696
MLS Number	11317943
Category	Engine Oil Coolers
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Cummins ISB 5.9L 24-Valve Diesel Engine CM550 Control Module ECM ECU Computer P# 3942860, P3942860

$499.99 USD

ITEM DESCRIPTION, (TESTED PART) FITS 1998 CUMMINS ISC 5.9L 24-VALVE Diesel Engine, NON-EGR Model (PROGRAMMING MAY BE REQUIRED) PART# P3942860, GUARANTEED TO BE PROGRAMMABLE AND INCLUDES...

Warranty

Quantity	2
Condition	Used
CPL/ARR	2232
Engine Model	ISB 5.9L 24-Valve Inline 6 Turbocharged Diesel Engine
Fits To Equipment	Cummins 5.9L 24-Valve Diesel Engine CM550 ECM ECU ICM Computer Control Module
Fits To Make(s)	Cummins
Fits To Model(s)	ISB 5.9L 24-Valve Non-Egr CM550
Will Fit Year(s)	1998 - 2003
Part Number	3942860
Stock Number	321715, 321776
MLS Number	11734144
Category	Engine Control Modules (ECM)
Last Updated	5/5/2025
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

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Cummins ISB 5.9L Engine Control Module (ECM)

Contact for price

(Used) Cummins ISB 5.9, ENGINE ECM- CM: CM850, Part Number: 4921776, Engine information- Displacement: 5.9L, 1 Rectangular Plug with 4 Pins, 1 Rectangular Plug with 60 Pins, 1 Rectangular...

Condition	Used
Part Number	4921776,
Stock Number	P-100941
MLS Number	13539578
Category	Engine Control Modules (ECM)
Last Updated	4/25/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts