Used Cummins ISX12 Engine &amp; Powertrain For Sale

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Cummins ISX12 Engine Brake

$175 USD

Good used, cleaned and inspected Cummins ISX12 valve cover spacer. Part number: 2897183.

Quantity	4
Condition	Used
Part Number	2897183
Stock Number	Ryd 2897183
MLS Number	11376637
Category	Engine Brakes / Jake Brakes
Last Updated	7/9/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Cummins ISX12 Engine Brake

Contact for price

ISX12 Jake Brake Set, P/N's 4298972 - Part #: 4298972, Core Charge: 0.00

Condition	Used
Stock Number	179424
MLS Number	14468257
Category	Engine Brakes / Jake Brakes
Last Updated	7/7/2026
Location	Louisville, KY, US
Sold By	River City Truck Parts

(855) 794-___ SHOW
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2012 Peterbilt Engine Control Module (ECM) for a Peterbilt 384

$300 USD

Bosch Denoxtronic 2.2, Aftertreatment Control Module (ACM), Part # 5283311, A034V782, 0281020225.

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	384
Stock Number	1685-18
MLS Number	13894942
Category	Engine Control Modules (ECM)
Last Updated	7/3/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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Used Cummins ISX12 Camshaft

$475 USD

Used ISX12 Camshaft

Condition	Used
Fits To Make(s)	Cummins
Fits To Model(s)	ISX12
Part Number	4312001
Stock Number	503-12872
MLS Number	14447136
Category	Camshafts
Last Updated	6/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Cummins ISX12 Fan Shroud for 2011 Kenworth T800, Part # 250108-49

$150 USD

Good used Fan shroud from a Cummins ISX12 engine. The fan shroud has been visually inspected and is in good condition. The fan shroud has a bracket attached, please refer to the photos...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-49
Stock Number	250108-49
MLS Number	14444014
Category	Engine Miscellaneous Parts
Last Updated	6/23/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Oil Drain Tube for 2011 Kenworth T800

$25 USD

Good used Oil drain tube from a Cummins ISX12 engine. The oil drain tube has been visually inspected and is in good condition. The fittings are in good condition. All bolt holes are clean...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-48
Stock Number	250108-48
MLS Number	14444012
Category	Engine Miscellaneous Parts
Last Updated	6/26/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

2011 Cummins ISX12 Exhaust Transfer Tube, Part # 250108-38

$135 USD

Good used Exhaust transfer tube from a Cummins ISX12 engine. The exhaust transfer tube has been visually inspected and is in good condition. The fittings are in good condition. The casting...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-38
Stock Number	250108-38
MLS Number	14444010
Category	Engine Miscellaneous Parts
Last Updated	6/23/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Mounting Spacer for 2011 Kenworth T800

$25 USD

Good used Mounting spacer from a Cummins ISX12 engine. The mounting spacer has been visually inspected and is in good condition. All bolt holes are clean and clear from obstructions. The...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-40
Stock Number	250108-40
MLS Number	14425856
Category	Engine Miscellaneous Parts
Last Updated	6/13/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Air Compressor for a 2011 Kenworth T800

$300 USD

Good used Air compressor from a Cummins ISX12 engine. The air compressor has been visually inspected and is in good condition. The air compressor spins freely. The gear teeth are in good...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-37
Stock Number	250108-37
MLS Number	14425855
Category	Engine Air Compressors
Last Updated	6/13/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

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New Aftermarket Cummins ISX12 Water Pump

$403.73 USD

New Aftermarket ISX12 Water Pump, Type: Water Pump

Quantity	4
Condition	Used
Part Number	2870249
Stock Number	522-12526
MLS Number	14046651
Category	Water Pumps
Last Updated	5/20/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Cummins ISX12 Rocker Arm

$250 USD

Used takeoff ISX12 complete Rocker Arm assembly. Part number: 4975244.

Quantity	4
Condition	Used
Part Number	4975244
Stock Number	Ryd 4975244
MLS Number	12518071
Category	Rocker Arms
Last Updated	5/19/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Cummins ISX12 Piston and Rod, Casting # 4959759, Part # P-1013293

$100 USD

Good used Piston and Rod from a Cummins ISX12 engine. The Piston and rod have been visually inspected and is in good condition. The Piston and rod has corrosion and rust. The piston and rod...

Condition	Used
Part Number	P-1013293
Stock Number	P-1013293
MLS Number	13724926
Category	Pistons & Rod Parts
Last Updated	6/13/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Oil Transfer Connection, Casting # 4975309

$75 USD

Good used Oil transfer connection from a Cummins ISX12 engine. The Oil transfer connection has been visually inspected and is in good condition. The Oil transfer connection has no visible...

Condition	Used
Part Number	P-1013289
Stock Number	P-1013289
MLS Number	13724917
Category	Engine Miscellaneous Parts
Last Updated	5/15/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Camshaft Gear, Part # P-1013287

$75 USD

Good used Camshaft gear from a Cummins ISX 12 engine. The Camshaft gear has been visually inspected and is in good condition. The Camshaft gear has minor corrosion. The teeth gear are in...

Condition	Used
Part Number	P-1013287
Stock Number	P-1013287
MLS Number	13724912
Category	Engine Miscellaneous Parts
Last Updated	5/15/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Used Cummins ISX12 Spark Plug Adapter, Part # P-1013285

$75 USD

Good used Spark plug adapter from a Cummins ISX12 engine. The Spark plug adapter has been visually inspected and is in good condition. The Spark plug adapter has no visible damage. The...

Condition	Used
Part Number	P-1013285
Stock Number	P-1013285
MLS Number	13724908
Category	Engine Miscellaneous Parts
Last Updated	5/15/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Ignition Coil with Extension, Part # P-1013278

$75 USD

Good used Ignition coil with ignition coil extension from a Cummins ISX12 engine. The Ignition coil with Ignition coil extension has been visually inspected and is in good condition. The...

Condition	Used
Part Number	P-1013278
Stock Number	P-1013278
MLS Number	13724884
Category	Engine Miscellaneous Parts
Last Updated	5/15/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Engine Oil Cooler

$150 USD

Good used Oil cooler with housing from a Cummins ISX12 engine. The Oil cooler with housing has been visually inspected and is in good condition. The Oil cooler with housing has chipped...

Condition	Used
Part Number	P-1013275
Stock Number	P-1013275
MLS Number	13724879
Category	Engine Oil Coolers
Last Updated	6/13/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Idler Gear

$75 USD

Good used Idler gear from a Cummins ISX 12 engine. The Idler gear has been visually inspected and is in good condition. The Idler gear teeth are in good condition. All bolt holes are clean...

Condition	Used
Part Number	P-1013273
Stock Number	P-1013273
MLS Number	13722409
Category	Idler Gears
Last Updated	5/15/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

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Cummins ISX12 Turbocharger / Supercharger for a 2011 Peterbilt 384

$1,395 USD

GOOD USED ISX12 TURBOCHARGER WITH ACTUATOR CPL 3438 CM 2250 PART#2842204 2842977 3768191 3773566 3792584 5501267, Serial#: 75000768, Casting#: 75000768

Condition	Used
CPL/ARR	3438
Fits To Make(s)	Peterbilt
Fits To Model(s)	384
Will Fit Year(s)	2011
Part Number	2842204 2842977 3768191 3773566 3792584 5501267
Stock Number	90620-20
MLS Number	11286332
Category	Turbochargers / Superchargers
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Cummins ISX12 Engine Block / Cylinder Block for a Peterbilt 384

$2,500 USD

USED ISX 12 BLOCK NEEDS CHECKED, Serial#: 2883221, Casting#: 2883221

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	384
Part Number	2883221
Stock Number	90620-11
MLS Number	11044499
Category	Engine Blocks / Cylinder Blocks
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(844) 385-___ SHOW
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2013 Cummins ISX12 Control Module ECM ECU CM2350 5290170 5290171 5317106 5317107

$950 USD

(GOOD USED / TESTED ) Cummins ISX12 OEM Diesel Engine Control Module, ECM, ECU for sale!!!!!! (LOOK AT PICTURES BROKEN AT CONNECTION PLUG BUT FUCTUNIONAL) Part #: 5290170; Engine Model:...

Condition	Used
Part Number	5290170
Stock Number	E4522
MLS Number	14356793
Category	Engine Control Modules (ECM)
Last Updated	5/11/2026
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

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2011 Cummins ISX12 Engine Control Module (ECM) for 2010-2012 Part # 4993120

$1,050 USD

(TESTED W/ WARRANTY) 2011 Cummins ISX12 ECM Part # 4993120 For Sale, Pulled off a Cummins ISX Diesel Engine, CM2250, CPL 3438, ESN 75002567, Part # 4993120, 425HP @ 1800RPM, T0761, ECM...

Condition	Used
Will Fit Year(s)	2010-2012
Part Number	4993120
Stock Number	7935
MLS Number	13164027
Category	Engine Control Modules (ECM)
Last Updated	5/4/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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Cummins ISX12 Engine Control Module (ECM) Part # 4993120

$1,050 USD

(TESTED W/ WARRANTY) Cummins ISX12 ECM Part # 4993120, Pulled off a Cummins ISX12 Diesel Engine, CM2250, CPL 3438, ECM Code CL10062, ESN 75002541, Part # 4993120, ECM Serial # 28356, Stock #...

Condition	Used
Part Number	4993120
Stock Number	4987
MLS Number	12172162
Category	Engine Control Modules (ECM)
Last Updated	5/4/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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2011 Cummins ISX12 Engine Control Module (ECM) For 2010-2012 Part # 4993120, CM2250

$1,050 USD

(GOOD USED BENCHED TESTED w/ WARRANTY) 2011 Cummins ISX12 350V Engine Control Module (ECM) 4993120 For Sale, CM2250, CPL 3439, Part # 4993120, 350HP @ 1800 RPM, ECM Code: CL10078, FITS...

Condition	Used
Part Number	4993120
Stock Number	9452
MLS Number	13713355
Category	Engine Control Modules (ECM)
Last Updated	5/4/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.