Caterpillar 3126 Engine Parts For Sale in United States

Caterpillar 3126 Engine Control Module (ECM) Part # 9X5566-07, 40-PIN, 1WN Serial

Recently Updated

$1,950 USD

(GOOD USED / BENCH TESTED W/ WARRANTY) Caterpillar 3126 Part # 9X5566-07 ECM For Sale, 40-PIN ECM, 1WM Serial Prefix, Part # 9X5566 07, 9X556607, UKNMDK-NR, Compatible Part # 145-7807, 145...

Condition	Used
Part Number	9X5566 07
Stock Number	8236
MLS Number	13242384
Category	Engine Control Modules (ECM)
Last Updated	3/11/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Caterpillar 3126 Engine Control Module (ECM) Part # 9X5566-04, 40-PIN, 1WN Serial

Recently Updated

$1,950 USD

(GOOD USED / BENCH TESTED W/ WARRANTY) Caterpillar 3126 Part # 9X5566-04 ECM For Sale, 40-PIN ECM, 1WN Serial Prefix, Part # 9X5566 04, 9X556604, UANLDA-HR, Personality Module Part # 1341292...

Condition	Used
Part Number	9X5566 04
Stock Number	8127
MLS Number	13202014
Category	Engine Control Modules (ECM)
Last Updated	3/11/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Caterpillar 3126 Engine Control Module (ECM) Part # 145-7807-01, 6RW Serial, 40-PIN ECM

Recently Updated

$1,950 USD

(GOOD USED / BENCH TESTED W/WARRANTY) Caterpillar 3126 Part # 145–7807-01 ECM For Sale, 40-PIN ECM, 6RW Serial, Part # 145 7807 01, 145780701, Off CAT 3126 40 PIN Engine, ENNLDD-NO,...

Condition	Used
MLS Number	13212183
Category	Engine Control Modules (ECM)
Last Updated	3/11/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Caterpillar 3126 Engine Control Module (ECM) Part # 145-7807-00, 1WM Serial, 40-PIN ECM

Recently Updated

$1,950 USD

(GOOD USED BENCH TESTED W/ WARRANTY) Caterpillar 3126 Part # 145-7807-00 ECM For Sale, 40-PIN ECM, 1WM Serial, Part # 145 7807 00, 145780700, Off CAT 3126 40 PIN Engine, Personality #...

Condition	Used
Part Number	145 7807 00
Stock Number	8091
MLS Number	13214240
Category	Engine Control Modules (ECM)
Last Updated	3/11/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(844) 604-___ SHOW
NUMBERCall Seller

Caterpillar 3126 Front Engine Cover

Recently Updated

$75 USD

Good used Front cover from a Caterpillar 3126 engine. The front cover has been visually inspected and is in good condition. The front cover has rust, please refer to the photos provided. The...

Condition	Used
Part Number	P-1013159
Stock Number	P-1013159
MLS Number	13714155
Category	Front Engine Covers
Last Updated	3/10/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

(855) 370-___ SHOW
NUMBERCall Seller

2001 Caterpillar 3126 Engine Control Module (ECM) for a Freightliner FL70

$1,645 USD

(USED) CAT 3126 Serial #: 8YL68227 CPL/Arr: 187-7978 HP: 230 Ref# 1627584 TESTED

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FL70
Part Number	1627584
Stock Number	25435961
MLS Number	12088402
Category	Engine Control Modules (ECM)
Last Updated	3/7/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

Caterpillar 3126E Front Engine Cover for a CAT 3126E

$60 USD

outer front cover

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	3126E
Stock Number	1998009
MLS Number	14176802
Category	Front Engine Covers
Last Updated	2/28/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Caterpillar 3126E Engine Harmonic Balancer for a CAT 3126E

$195 USD

SEE PICS

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	3126E
Stock Number	1997180
MLS Number	14176800
Category	Engine Harmonic Balancers
Last Updated	2/28/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Caterpillar 3126E Engine Oil Filter Base for a CAT 3126E

$100 USD

CAT 3126E, 4P8182, W/STEEL COVER P/N: 136-0823,

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	3126E
Stock Number	776953
MLS Number	14175322
Category	Engine Oil Filter Bases
Last Updated	2/28/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Caterpillar 3126E Engine Oil Cooler for a CAT 3126E

$100 USD

CAT 3126E, 100-6270, STERLING L9501 APPL,

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	3126E
Stock Number	776942
MLS Number	14175321
Category	Engine Oil Coolers
Last Updated	2/28/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

2001 Caterpillar 3126E Valve Cover for a CAT 3126E

$115.24 USD

3126E

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	3126E
Stock Number	391277
MLS Number	14174911
Category	Valve Covers
Last Updated	2/28/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

2001 Caterpillar 3126E Engine Oil Pump for a CAT 3126E

$120.24 USD

CAT 3126E OIL PUMP USED

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	3126E
Stock Number	391276
MLS Number	14174910
Category	Engine Oil Pumps
Last Updated	2/28/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Caterpillar 3126 Engine Control Module (ECM) for a CAT 3126

$550.10 USD

70 TO 40 PIN ADAPTOR 219A

Condition	New
Fits To Make(s)	CAT
Fits To Model(s)	3126
Stock Number	219A
MLS Number	9903289
Category	Engine Control Modules (ECM)
Last Updated	2/26/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

CAT 3126 Cam Follower With Cover Slim Rollers Part #7W3871

$50 USD

CAT 3126 Cam Follower With Cover slim rollers Part #7W3871., Core Charge: 0.00, Casting#: 7W3871

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	52396
MLS Number	10273654
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Used CAT 3126 Thermostat Housing

$150 USD

USED CAT 3126 THERMOSTAT HOUSING., Core Charge: 0.00, Casting#: N/A

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	51060
MLS Number	10273587
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Used Caterpillar Engine Lift Bracket P/N 110-4344

$30 USD

USED CATERPILLAR ENGINE LIFT BRACKET P/N 110-4344, Core Charge: 0.00, Casting#: N/A

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	14236
MLS Number	10273418
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Used 3126 Cat Fuel Filter Base

$100 USD

Used 3126 Cat Fuel Filter Base, Core Charge: 0.00, Casting#: 163-8702

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	50089
MLS Number	10273305
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Used Adapter Tube For Caterpillar 3126

$30 USD

USED ADAPTER TUBE FOR CATERPILLAR 3126, Core Charge: 0.00, Casting#: 119-2942

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	34834
MLS Number	10273290
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Used CAT 3126 Engine Coolant Tube

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USED CAT 3126 ENGINE COOLANT TUBE., Core Charge: 0.00, Casting#: N/A

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	14796
MLS Number	10273280
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Used Manifold Oil Valve For A CAT 3126 Engine

$30 USD

USED MANIFOLD OIL VALVE FOR A CAT 3126 ENGINE., Core Charge: 0.00, Casting#: N/A

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	14781
MLS Number	10273279
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Used Air Inlet Tube For A CAT 3126B Engine

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USED AIR INLET TUBE FOR A CAT 3126B ENGINE., Core Charge: 0.00, Casting#: N/A

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126B
Stock Number	14419
MLS Number	10273273
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Used Flywheel Housing Mounting Bracket For Caterpillar 3126 Engine

$50 USD

USED FLYWHEEL HOUSING MOUNTING BRACKET FOR CATERPILLAR 3126 ENGINE, Core Charge: 0.00, Casting#: 15609801

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	14382
MLS Number	10273266
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Used Front Engine Mount For A CAT 3126

$75 USD

USED FRONT ENGINE MOUNT FOR A CAT 3126., Core Charge: 0.00, Casting#: N/A

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	14522
MLS Number	10273225
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

Caterpillar Intake Valve Spacer Cover -- P/N 167-8360

$150 USD

CATERPILLAR INTAKE VALVE SPACER COVER -- P/N 167-8360., Core Charge: 0.00, Casting#: 167-8360

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Stock Number	14191
MLS Number	10273211
Category	Engine Miscellaneous Parts
Last Updated	2/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage