'Cummins 5.9L' search results in Cummins ISB Engine Parts For Sale

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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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2 0

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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5 0

Cummins ISB 5.9L CM550 ECM ECU Computer OEM P3944124 Tested Part

$349.99 USD

ECM SPECIFICS Condition: GOOD - Tested with Warranty, Price USD: $349 (NO CORE), Make: CUMMINS DIESEL ENGINE, Part#: P3944124 CM550, Stock#: 324742 For more...

Warranty

Condition	Used
Assembly Number	P3944124
Engine Model	ISB 5.9L 24-Valve Inline 6 Turbocharged Diesel Engine
Fits To Equipment	Cummins ISB 5.9L ECM Computer P3944124 CM550
Fits To Make(s)	Cummins ISB 5.9L CM550 ECM ECU Computer P3944124
Fits To Model(s)	ISB 5.9L 24-Valve Non-EGR P3944124
Part Number	P3944124
Stock Number	324743
MLS Number	13326956
Category	Engine Control Modules (ECM)
Last Updated	1/14/2025
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

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4 0

Cummins ISB 5.9L Engine Oil Pan

$200 USD

Good used, cleaned and inspected Cummins ISB5.9 Oil Pan. Part Number: 3915703, 3355068, 3900960

Condition	Used
Part Number	3915703
Stock Number	Ryd 3915703
MLS Number	10204045
Category	Engine Oil Pans
Last Updated	1/8/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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4 0

Cummins ISB 5.9L Engine Oil Pan

$200 USD

Good used, cleaned and inspected Cummins ISB5.9 Oil Pan. Part Number: 3916614, 3915269

Condition	Used
Part Number	3916614
Stock Number	Ryd 3916614
MLS Number	10238376
Category	Engine Oil Pans
Last Updated	1/8/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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2 0

Cummins ISB 5.9L Front Engine Cover

$150 USD

Good used, cleaned and inspected Cummins ISB5.9 Front Cover. Part Number: 3941824

Quantity	2
Condition	Used
Stock Number	Ryd 3941824
MLS Number	10203945
Category	Front Engine Covers
Last Updated	1/8/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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7 0

Cummins ISB 5.9L Common Rail ECM

$950 USD

Electronic control module pulled from a running, working engine. Cummins ISB 5.9 Common Rail ECM; T3030. Call or message with any questions or visit our website.

Condition	Used
Part Number	P4921776
Stock Number	3216
MLS Number	12138865
Category	Engine Control Modules (ECM)
Last Updated	10/24/2024
Location	Springville, PA, US
Sold By	Summit Core Supply

5 0

New Aftermarket Cummins ISB 5.9L Oil Pan Kit

$114 USD

New Aftermarket ISB 5.9L Oil Pan Kit, Material: Steel

Condition	Used
Part Number	3915703
Stock Number	520-14288
MLS Number	13143975
Category	Engine Oil Pans
Last Updated	9/30/2024
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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9 0

Cummins ISB 5.9L Valve Cover Part # 3945799

$150 USD

(GOOD USED) Cummins ISB 5.9L Valve Cover 3945799 For Sale, 24 VALVE, FITS 1998 1999 2000 2001 2002 2003, Part # 3945799, ISB 5.9, 6BT, Stock # 6569 | Tested Inspected! All our PARTS are...

Condition	Used
Part Number	3945799
Stock Number	6569
MLS Number	12496195
Category	Valve Covers
Last Updated	7/15/2024
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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20 0

Cummins ISB 5.9L Engine Thermostat Housing Part # 3926508

$250 USD

(GOOD USED) Cummins ISB 5.9L Diesel Engine Thermostat Housing 3926508 For Sale, OEM Part # 3926508, Belt Tensioner Bracket Part # 3925191, Alternator Support Part # 3927100, 4T6, D12, BAGK,...

Condition	Used
Part Number	3926508
Stock Number	6981
MLS Number	12655151
Category	Engine Thermostat Housings
Last Updated	2/23/2024
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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3 0

Cummins ISB 5.9L Front Engine Cover

$150 USD

Nous livrons partout au Canada et aux États-Unis. We ship anywhere in Canada USA. – Stock: 8675FC – Front Cover Cummins ISB 5.9 - P/N: 3918675, Serial#: Other

Condition	Used
Part Number	3918675
Stock Number	8675FC
MLS Number	12638802
Category	Front Engine Covers
Last Updated	2/15/2024
Location	Beauceville, QC, Canada
Sold By	Camions Gilbert

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3 0

Cummins ISB 5.9L Engine Control Module (ECM) for a 2007 Freightliner MT45 Chassis

$599.99 USD

(Used) 2006 Cummins ISB 5.9L, ENGINE ECM- Serial Number: 31016315, Part Number: 4921776, E/C: Z90030.23, Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower: 185, CPL: 8136, ESN:...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2007
Part Number	4921776
Stock Number	P-49838
MLS Number	12103884
Category	Engine Control Modules (ECM)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 402-___ SHOW
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7 0

Cummins ISB 5.9L Engine Control Module (ECM) for a 2005 Freightliner MT45 Chassis

$599.99 USD

(Used) 2004 Cummins ISB 5.9L, ENGINE ECM- Part Number: 3965159, Serial Number: 23024670, E/C: Z90030.12, Displacement: 5.9L, Horsepower: 185, ESN: 57227137, CPL: 8136, Model: ISB CM850,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2005
Part Number	3965159
Stock Number	P-42449
MLS Number	11946790
Category	Engine Control Modules (ECM)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 402-___ SHOW
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6 0

Cummins ISB 5.9L Engine Control Module (ECM) for a 2006 Freightliner MT45 Chassis

$599.99 USD

(Used) 2006 Cummins ISB 5.9L, ENGINE ECM- Part Number: 4921776, Serial Number: 26021752, ESN: 46517512, E/C: Z90030.18, Family Number: 6CEXH0359BAG, Displacement: 5.9L, Horsepower: 185,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2006
Part Number	4921776
Stock Number	P-40407
MLS Number	11891693
Category	Engine Control Modules (ECM)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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5 0

Cummins ISB 5.9L 24-Valve Engine Control Module ECM ECU Non-Egr CM550 Part# P3990517

$599.99 USD

(TESTED PART) FITSCUMMINS ISB 5.9L 24-Valve Diesel Engine CM550, NON-EGR Model DIESEL ENGINE, PART# P3990517,(PROGRAMMING MAY BE REQUIRED)INCLUDES WARRANTY. STOCK# 323578. MACHINERY AND...

Warranty

Condition	Used
Assembly Number	P3990517
Engine Model	ISB 5.9L 24-Valve CM550
Fits To Make(s)	Cummins
Fits To Model(s)	ISB 5.9L 24-Valve Non-Egr CM550
Will Fit Year(s)	1998 1999 2000 2001 2002 2003
Part Number	P3990517
Stock Number	323578
MLS Number	12340726
Category	Engine Control Modules (ECM)
Last Updated	9/26/2023
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

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(Tested Good) ECM Computer from Cummins CM550 ISB 5.9L 24valve Diesel Engine fits 98-03 P# P3944124

$499.99 USD

ITEM DESCRIPTION, (TESTED PART) FITS CUMMINS ISB 5.9L 24-Valve Diesel Engine, NON-EGR Model DIESEL ENGINE, PART# P3944124, (PROGRAMMING MAY BE REQUIRED) INCLUDES WARRANTY. STOCK# 320326...

Warranty

Quantity	5
Condition	Used
Assembly Number	p3944124
Engine Model	ISB 5.9L 24-Valve
Fits To Make(s)	Cummins
Fits To Model(s)	ISB 5.9L 24-Valve Non-Egr CM550
Will Fit Year(s)	1998 1999 2000 2001 2002 2003
Part Number	P3944124
Stock Number	320326
MLS Number	11056330
Category	Engine Control Modules (ECM)
Last Updated	7/10/2023
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

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5 0

Cummins ISB 5.9L Engine Control Module (ECM)

$675 USD

Cummins ISB ECM - P?N 3944124; Good Takeoff 5.9 Diesel Engine PCM 3009586 J9077. Call or message with any questions or visit our website.

Condition	Used
Part Number	3944124
Stock Number	3034
MLS Number	11518008
Category	Engine Control Modules (ECM)
Last Updated	12/1/2022
Location	Springville, PA, US
Sold By	Summit Core Supply

1 0

Used Cummins ISB 5.9L CrankshaftNEEDS TO BE GROUND

$550 USD

Used ISB 5.9L Crankshaft**NEEDS TO BE GROUND**

Condition	Used
Part Number	3941199
Stock Number	508-12010
MLS Number	11287381
Category	Crankshafts
Last Updated	6/14/2025
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

4 0

Used Cummins ISB 5.9L EGR Intake Cover/W Heater

$149.99 USD

Used ISB 5.9L EGR Intake Cover/W Heater, Type: Intake Cover W/Heater

Condition	Used
Part Number	5274662
Stock Number	519-12209
MLS Number	10075726
Category	Engine Covers
Last Updated	1/13/2024
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2 0

New Aftermarket Cummins ISB 5.9L In-Frame Overhaul Kit .50MM Oversized

Contact for price

New Aftermarket ISB 5.9L In-Frame Overhaul Kit .50MM Oversized, Type: In-Frame Overhaul Kit .50MM Oversized

Condition	Used
Part Number	IF4089185RGT
Stock Number	537-10442
MLS Number	10613879
Category	Engine Overhaul Kits
Last Updated	2/23/2023
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2 0

New Aftermarket Cummins ISB 5.9L In-Frame Overhaul Kit .50MM Oversized

Contact for price

New Aftermarket ISB 5.9L In-Frame Overhaul Kit .50MM Oversized, Type: In-Frame Overhaul Kit .50MM Oversized

Condition	Used
Part Number	IF4089976RGT
Stock Number	537-10441
MLS Number	10613878
Category	Engine Overhaul Kits
Last Updated	2/23/2023
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2 0

New Aftermarket Cummins ISB 5.9L In-Frame Overhaul Kit .50MM Oversized

Contact for price

New Aftermarket ISB 5.9L In-Frame Overhaul Kit .50MM Oversized, Type: In-Frame Overhaul Kit .50MM Oversized

Condition	Used
Part Number	IF4089185
Stock Number	537-10440
MLS Number	10613877
Category	Engine Overhaul Kits
Last Updated	2/23/2023
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2 0

New Aftermarket Cummins ISB 5.9L In-Frame Overhaul Kit .50MM Oversized

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New Aftermarket ISB 5.9L In-Frame Overhaul Kit .50MM Oversized, Type: In-Frame Overhaul Kit .50MM Oversized

Condition	Used
Part Number	IF4089976
Stock Number	537-10439
MLS Number	10613876
Category	Engine Overhaul Kits
Last Updated	2/23/2023
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2 0

New Aftermarket Cummins ISB 5.9L In-Frame Overhaul Kit .50MM Oversized

Contact for price

New Aftermarket ISB 5.9L In-Frame Overhaul Kit .50MM Oversized, Type: In-Frame Overhaul Kit .50MM Oversized

Condition	Used
Part Number	IF4089670
Stock Number	537-10438
MLS Number	10613875
Category	Engine Overhaul Kits
Last Updated	2/23/2023
Location	Dorr, MI, US
Sold By	Frontier Truck Parts