'Cummins 5.9L' search results in Engine &amp; Powertrain For Sale

Cummins ISB 5.9L Cylinder Head

$1,875 USD

Brand New Cummins ISB 5.9 24 Valve LOADED Enhanced Cylinder Head They are better than OEM quality containing 5% more nickel content in the casting material. This additional nickel content...

Condition	New
Stock Number	P-77588
MLS Number	12773500
Category	Cylinder Heads
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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:...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2006
Part Number	4921776
Stock Number	P-46028
MLS Number	12013614
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

$599.99 USD

(Used) 2005 Cummins ISB 185, ENGINE ECM- Serial Number: 26021649, Part Number: 4921776, E?C: Z90030.18, Family Number: 5CEXH0359BAG, Displacement: 5.9L, Horsepower: 185, Ar.No/CPL: 8136, ESN...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2006
Part Number	4921776
Stock Number	P-47496
MLS Number	12038633
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2005
Part Number	3965159
Stock Number	P-49529
MLS Number	12094584
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2007
Part Number	4921776
Stock Number	P-49841
MLS Number	12103887
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2007
Part Number	4921776
Stock Number	P-48472
MLS Number	12074112
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2007
Part Number	4921776
Stock Number	P-49528
MLS Number	12094583
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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: 29042400, Part Number: 4921776, 651222, E/C: Z90030.18, Family Number: 6CEXh0359BAG, Displacement: 5.9L, Horsepower: 185, CPL: 8136,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2007
Part Number	4921776
Stock Number	P-41231
MLS Number	11918019
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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: 30000208, Part Number: 4921776, E/C: Z90030.18, Family Number: 6CE$XH0359BAG, Displacement: 5.9L, Horsepower: 185, ESN: 46623259, CPL:...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2007
Part Number	4921776
Stock Number	P-44456
MLS Number	11987991
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2007
Part Number	4921776
Stock Number	P-48471
MLS Number	12074111
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2006
Part Number	4921776
Stock Number	P-48327
MLS Number	12073972
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

$599.98 USD

(Used) 2005 Cummins ISB 5.9, ENGINE ECM- CM: CM850, Part Number: 4921776, Serial Number: 26021771, E/C: Z90030.18, Engine information- Serial Number: 46517574, Displacement: 5.9L, 1...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2006
Part Number	4921776
Stock Number	P-94498
MLS Number	13307107
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

$599.98 USD

(Used) 2005 Cummins ISB 5.9, ENGINE ECM- CM: CM850, Part Number: 4921776, Serial Number: 26021803, E/C: Z90030.18, Engine information- Serial Number: 46517562, Displacement: 5.9L, 1...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2006
Part Number	4921776
Stock Number	P-95205
MLS Number	13326526
Category	Engine Control Modules (ECM)
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

$549.99 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,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2007
Part Number	P4921776-RX
Stock Number	P-48323
MLS Number	12073968
Category	Engine Control Modules (ECM)
Last Updated	8/22/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Cummins ISB 5.9L Engine Control Module (ECM) for a 2001 Freightliner MT55 Chassis

$449.99 USD

(Used) 2009 Cummins ISB 5.9, ENGINE ECM- Serial Number: 3000324, Part Number: 3944124, E/C: J91280.06, Family Number: YCEXH0359BAP, Displacement: 5.9L, Horsepower: 185, CPL: 2687, Model:...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT55 Chassis
Will Fit Year(s)	2001
Part Number	3944124
Stock Number	P-41043
MLS Number	11911473
Category	Engine Control Modules (ECM)
Last Updated	8/22/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

$241 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:...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	MT45 Chassis
Will Fit Year(s)	2006
Part Number	P4921776-TX
Stock Number	P-42368
MLS Number	11942573
Category	Engine Control Modules (ECM)
Last Updated	8/22/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 604-___ SHOW
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Used 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...

Condition	Used
Part Number	P-8879
Stock Number	P-8879
MLS Number	10797221
Category	Engine Miscellaneous Parts
Last Updated	6/13/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

(833) 734-___ SHOW
NUMBERCall Seller

1997 Cummins 6BT Cylinder Head

Contact for price

USED 1.997 6BT 5.9L CUMMINS CYLINDER HEAD, 12 VALVE, CAST:3925400, COMPLETE, INSPECTED IN GOOD CONDITION, NO CRACKS, MANY CYLINDER HEADS IN STOCK

Condition	Used
Stock Number	7983-0813254
MLS Number	13757314
Category	Cylinder Heads
Last Updated	8/13/2025
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

(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

Condition	Used
Will Fit Year(s)	2004-2006
Part Number	5.9L HARMONIC DAMPER
Stock Number	323441
MLS Number	12918328
Category	Engine Harmonic Balancers
Last Updated	8/7/2026
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

(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

Quantity	6
Condition	Used
Part Number	3935892, 3964908
Stock Number	324425
MLS Number	12853393
Category	Rocker Arms
Last Updated	5/8/2024
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

(GOOD USED) 24-Valve Cummins ISB 5.9L EGR Commonrail Diesel Engine Harmonic Balancer / Dampner Pulley

$299.99 USD

PART SPECIFICS, Price USD: $299.99, Make: 2004-2006 CUMMINS ISB 5.9L 24-VALVE COMMONRAILDIESEL ENGINE, Model: HARMONIC BALANCER / DAMPNER PULLEY, Part#: ISB DAMPER,...

Warranty

Condition	Used
Will Fit Year(s)	2004-2006
Part Number	5.9L HARMONIC DAMPER
Stock Number	324406
MLS Number	12851409
Category	Engine Harmonic Balancers
Last Updated	8/7/2026
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

(GOOD USED) Cummins ISB 5.9L Diesel Engine Air Intake Connection Part# 3958640

$249.99 USD

PART SPECIFICS, Price: $249.99, Make: CUMMINS ISB 5.9L 24-VALVE DIESEL ENGINE, Model: AIR INTAKE CONNECTION, Part#: 3958640, Stock#: 323433, Condition: GOOD...

Warranty

Condition	Used
Part Number	3958640
Stock Number	323433
MLS Number	12429566
Category	Intake Manifolds
Last Updated	8/7/2026
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

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

Quantity	3
Condition	Used
Part Number	3971210
Stock Number	321466
MLS Number	11858661
Category	Engine Rods
Last Updated	2/2/2023
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

(305) 688-___ SHOW
NUMBERCall Seller

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...

Condition	Used
CPL/ARR	8136
Fits To Equipment	Diesel Engines
Fits To Make(s)	Cummins
Fits To Model(s)	ISB EGR-Model CM850
Will Fit Year(s)	2004 2005 2006
Part Number	4921776
Stock Number	3480
MLS Number	11355918
Category	Engine Control Modules (ECM)
Last Updated	4/21/2022
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.