Caterpillar Engine Parts For Sale

Caterpillar C13 Engine Part

$195 USD

CAT C13 ACCESSORY BRACKET, Serial#: LEE14973

Condition	Used
Stock Number	P-60954
MLS Number	14055679
Category	Engine Miscellaneous Parts
Last Updated	12/23/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar C13 Engine Part

$395 USD

CAT C13 ENGINE BRAKE SPACER PLATE, Serial#: LEE14973

Condition	Used
Stock Number	P-60953
MLS Number	14055678
Category	Engine Miscellaneous Parts
Last Updated	12/23/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar C13 Engine Part

$295 USD

CAT C13 FRONT GEAR COVER ASSY, Serial#: LEE14973

Condition	Used
Part Number	251-4314
Stock Number	P-60952
MLS Number	14055677
Category	Engine Miscellaneous Parts
Last Updated	12/23/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Used Caterpillar 3406B/C After Cooler Elbow

$38 USD

Used 3406B/C After Cooler Elbow, Type: After Cooler Elbow

Condition	Used
Part Number	4N7807
Stock Number	545-10011
MLS Number	8950544
Category	Aftercoolers
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Caterpillar C13 Engine Part

$125 USD

CAT C13 FRONT COVER, Serial#: LEE14973

Condition	Used
Stock Number	P-60949
MLS Number	14053075
Category	Engine Miscellaneous Parts
Last Updated	12/23/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Caterpillar C13 70-PIN Engine Control Module (ECM), Pulled Off KCB-PREFIX

$1,500 USD

(GOOD USED BENCH TESTED w/WARRANTY) 2006 Caterpillar C13 ACERT 70-PIN Engine Control Module (ECM) For Sale, Personality Module Part # 3071446-00, KCB-PREFIX, Pulled Off 2006 CAT C13 ACERT,...

Condition	Used
Stock Number	9831
MLS Number	14052592
Category	Engine Control Modules (ECM)
Last Updated	12/19/2025
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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Caterpillar C4.4 OEM Diesel Engine Control Module ECU ECM 331-7539-00 10R-8112

$1,000 USD

(GOOD USED) Caterpillar C4.4 OEM Diesel Engine Control Module, ECM, ECM, for sale!!!! Part #:331-7539; Supersessions Part #: 304-6436, 10R-8112, 11R-0326, 28173200; Stock #: E4385 For more...

Condition	Used
Part Number	331-7539-00
Stock Number	E4385
MLS Number	14052400
Category	Engine Control Modules (ECM)
Last Updated	12/19/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

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Caterpillar 3176B Engine Brake for a CAT 3176B

$200 USD

CAT 3176B 9CK JAKE BRAKE HOUSING. HOUSING ONLY. PN 019499

Quantity	2
Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	3176B
Stock Number	2347015
MLS Number	12584637
Category	Engine Brakes / Jake Brakes
Last Updated	12/19/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

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Caterpillar 3208T Engine Oil Pump for a CAT 3208T

$211.90 USD

ROTOR ASSEMBLY OIL PUMP

Quantity	2
Condition	New
Fits To Make(s)	CAT
Fits To Model(s)	3208T
Stock Number	RTC 9N5569
MLS Number	14051632
Category	Engine Oil Pumps
Last Updated	12/19/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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Caterpillar Piston / Rod 3119550 for a CAT GB

Contact for price

Used MOTOR GRP - PISTON

Quantity	4
Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	GB
Stock Number	3119550
MLS Number	12504393
Category	Pistons & Rod Parts
Last Updated	12/19/2025
Location	Washougal, WA, US
Sold By	Portland Tractor

Caterpillar 3176 Engine Control Module (ECM)

$500 USD

Good used, cleaned, tested and inspected Caterpillar 3126 ECM. Part Number: 108-0491, 212-9450, 10R4085. 30 day guarantee for swap or refund if not programmable. ECM's need to be programmed...

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3176
Part Number	108-0491
Stock Number	Ryd 108-0491
MLS Number	10729727
Category	Engine Control Modules (ECM)
Last Updated	12/18/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Caterpillar 3176 Engine Control Module (ECM)

$500 USD

Good used, cleaned, tested and inspected CAT 3176 40pin ECM. Part Number: 117-8351, 212-9450, 10R-4085. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed...

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3176
Part Number	117-8351
Stock Number	Ryd 117-8351
MLS Number	10729723
Category	Engine Control Modules (ECM)
Last Updated	12/18/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Caterpillar C7 Engine Control Module (ECM) for a Caterpillar C-7

$550 USD

Used CAT C-7 Common Rail ECM. Part Number: 422-2302, 488-4879, 372-2912, 10R-6199. Wholesale.

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	C-7
Part Number	422-2302
Stock Number	Ryd 422-2302
MLS Number	10205085
Category	Engine Control Modules (ECM)
Last Updated	12/18/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Caterpillar 3126 Engine Harmonic Balancer

$40 USD

Good used, cleaned and inspected Caterpillar 3126 Harmonic Balancer. Part Number: 4P7378, 338-9809, 10R-0706

Quantity	18
Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Part Number	4P7378
Stock Number	Ryd 4P7378
MLS Number	10203993
Category	Engine Harmonic Balancers
Last Updated	12/18/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Caterpillar 3126 Engine Control Module (ECM)

$550 USD

Good used, cleaned, tested and inspected CAT 3126 ECM. Part Number: 239-3879. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application.

Condition	Used
Fits To Make(s)	CATERPILLAR
Fits To Model(s)	3126
Part Number	239-3879
Stock Number	Ryd 239-3879
MLS Number	11387156
Category	Engine Control Modules (ECM)
Last Updated	12/18/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Caterpillar 3406B Engine Brake Front Housing Part # 17770, Rear Housing Part # 17771

$2,950 USD

(GOOD USED / SOLD AS SET) Caterpillar 3406B Engine Brakes 346D W/Housing Bolts For Sale, Model: 346D, Housing P/N Front: 17770 Rear: 17771, Rear HSG 346D 12VDC, Serial # C178186, Front HSG...

Condition	Used
Stock Number	9867
MLS Number	14050227
Category	Engine Brakes / Jake Brakes
Last Updated	12/18/2025
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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Caterpillar C12 Engine Oil Pan for a 1999 Kenworth T800

$175 USD

Good used Oil Pan from a Caterpillar C12 engine. The Oil pan has been visually inspected and is in good condition. The oil pan has scratches, chipped paint and corrosion. The oil pan has...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	1999
Part Number	240092-13
Stock Number	240092-13
MLS Number	13203262
Category	Engine Oil Pans
Last Updated	1/30/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

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2006 Used Caterpillar C15 Acert Alternator Pulley

$15 USD

Used C15 Acert Alternator Pulley, Type: Alternator Pulley, Diameter: 2 3/4"

Condition	Used
Fits To Make(s)	Caterpillar
Fits To Model(s)	C15 Acert
Will Fit Year(s)	2006
Part Number	D686000064
Stock Number	521-12526
MLS Number	14046671
Category	Engine Pulleys
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Caterpillar C13 Indus. Diesel Engine Control Module ECM ECU 357-7442-00 347-0948

$2,000 USD

(GOOD USED/ TESTED) Caterpillar C13 Diesel Engine Control Module, ECM, ECU, for sale!!!!!! Part #:357-7442-00; Supersession #:347-0948, 289-1536, 488-4878, 20R-8186; Stock#:E4380 For more...

Condition	Used
Part Number	357-7442-00
Stock Number	E4380
MLS Number	14045815
Category	Engine Control Modules (ECM)
Last Updated	12/17/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

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Caterpillar Engine Oil Pump 6I1346 for a CAT

Contact for price

New PUMP GRP - ENGINE OIL

Quantity	5
Condition	New
Fits To Make(s)	CAT
Stock Number	6I1346
MLS Number	13958877
Category	Engine Oil Pumps
Last Updated	12/17/2025
Location	Washougal, WA, US
Sold By	Portland Tractor

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Caterpillar C9 Engine Control Module (ECM)

$1,000 USD

(GOOD USED/ TESTED) Caterpillar C9 OEM Diesel Engine Control Module, ECM, ECU, for sale!!!!!! Part #:240-5302-02; Supersession Part #'s: 204-7051, 196-4170, 222-5929, 348-2376, 10R-4091;...

Condition	Used
Part Number	240-5302-02
Stock Number	E4379
MLS Number	14043349
Category	Engine Control Modules (ECM)
Last Updated	12/16/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

Caterpillar C12 Engine Control Module (ECM)

$995 USD

C12 CAT ECM GUARANTEED TO BE PROGRAMABLE ESN#2KS83220, Serial#: 11525208KM

Condition	Used
Part Number	179-1747-01
Stock Number	P-60944
MLS Number	14043681
Category	Engine Control Modules (ECM)
Last Updated	12/17/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406E Engine Brake for a 1995 Kenworth W900

$2,995 USD

COMPLETE BRAKE SAVER/ENGINE RETARDER. CAT 3406B,C,E. OIL COOLER,FLYWHEEL,BOLTS AND OIL LINES., Serial#: 5EK28571, Core Charge: NA, Casting#: NA

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	1995
Part Number	BRAKE SAVER RETARDER
Stock Number	110125-25
MLS Number	14043674
Category	Engine Brakes / Jake Brakes
Last Updated	12/16/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406E Engine Part

$19.99 USD

NEW THERMOSTAT. FITS MULTIPLE APPLICATIONS. 180%, Serial#: ....., Core Charge: 0, Casting#: .....

Condition	New
Part Number	201737 2R2911 4N2212 4W4794 6I4954 9N3711 5N6242
Stock Number	181830
MLS Number	10748709
Category	Engine Miscellaneous Parts
Last Updated	12/16/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts