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Used Caterpillar 3126 Engine Control Modules (ECM) For Sale

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Truck Parts (110)
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   Engine Control Modules (ECM) (110)
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Caterpillar (110)
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3126 (110)
   3126B (3)    3126E (6)
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Used (110)
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Showing 1 - 25 of 110 Engine Control Module (ECM) Listings

1 - 25 of 110 listings
1 - 25 of 110 listings
Caterpillar 3126 Engine Control Module (ECM)

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.
ConditionUsed
Fits To Make(s)CATERPILLAR
Fits To Model(s)3126
Part Number239-3879
Stock NumberRyd 239-3879
MLS Number11387156
CategoryEngine Control Modules (ECM)
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Caterpillar 3126 Engine Control Module (ECM) Part # 179-4899, 9SZ Serial Prefix

Caterpillar 3126 Engine Control Module (ECM) Part # 179-4899, 9SZ Serial Prefix

$1,500 USD
(GOOD USED BENCHED TESTED w/WARRANTY) Caterpillar 3126 70-PIN Engine Control Module (ECM) 179-4899 For Sale, 70 PIN, Part # 179-4899-02, 179 4899 02, 1794899, 179489902, Personality Module...
ConditionUsed
Part Number179 4899
Stock Number3868
MLS Number14040047
CategoryEngine Control Modules (ECM)
Last Updated12/12/2025
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Caterpillar 3126 Engine Control Module (ECM) for a Freightliner FL70

2002 Caterpillar 3126 Engine Control Module (ECM) for a Freightliner FL70

$1,545 USD
(USED) CAT 3126 Serial #: 9SZ04627 CPL/Arr: 197-1203 HP: 230 Ref# 192-7896-01 TESTED GOOD
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)FL70
Part Number192-7896-01
Stock Number25758213
MLS Number13561622
CategoryEngine Control Modules (ECM)
Last Updated11/19/2025
Location
Des Moines, IA, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
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Vander Haag's Inc.
2003 Caterpillar 3126 Engine Control Module (ECM) Part # 10R3571, HEP Serial Prefix

2003 Caterpillar 3126 Engine Control Module (ECM) Part # 10R3571, HEP Serial Prefix

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(GOOD USED BENCH TESTED w/WARRANTY) Caterpillar 3126 70-PIN Engine Control Module (ECM) 10R3571-11 For Sale, Part # 10R3571, Pulled Off 2003 Caterpillar 3126 70-PIN w/ 250HP, Personality...
ConditionUsed
Part Number10R3571
Stock Number9468
MLS Number13736383
CategoryEngine Control Modules (ECM)
Last Updated10/16/2025
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Caterpillar 3126 Engine Control Module (ECM)

Caterpillar 3126 Engine Control Module (ECM)

$125 USD
(GOOD USED) OEM CATERPILLAR 3126 70-PIN Engine Control Module Mounting Plate 133-3489 For Sale, Part # 133 3489, 1333489,350MM Long Control Mounting Plate, 8T-9655: Isolation Mount (8: 4...
ConditionUsed
Part Number133-3489
Stock Number9472
MLS Number13723044
CategoryEngine Control Modules (ECM)
Last Updated7/25/2025
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Caterpillar 3126 Engine Control Module (ECM) 70-PIN, 1627584 03

Caterpillar 3126 Engine Control Module (ECM) 70-PIN, 1627584 03

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(GOOD USED BENCHED TESTED W/ WARRANTY) Caterpillar 3126 Engine Control Module (ECM) Part # 162-7584-03 For Sale, 70-PIN, Part # 162 7584 03, 1627584, 162758403, Personality Part #...
ConditionUsed
Fits To Make(s)CAT
Fits To Model(s)3126 70-PIN, 1627584 03, 8YL, 3126B
Part Number162-7584-03
Stock Number3869
MLS Number11880275
CategoryEngine Control Modules (ECM)
Last Updated7/2/2025
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Kenworth Engine Control Module (ECM) for a Kenworth T300

2005 Kenworth Engine Control Module (ECM) for a Kenworth T300

$950 USD
ECM (Engine), Guarunteed Reprogrammable, P/N: 240-5302-01 And 10R-4091, Good Condition, Call For More Information and Shipping Quote
ConditionUsed
Fits To Make(s)KENWORTH
Fits To Model(s)T300
Stock Number33338
MLS Number10467376
CategoryEngine Control Modules (ECM)
Last Updated6/25/2025
Location
Wheat Ridge, CO, US
Sold By
DTI Truck Parts
(833) 614-___  SHOW
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DTI Truck Parts
Caterpillar 3126 Engine Control Module (ECM)

Caterpillar 3126 Engine Control Module (ECM)

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(Core) Caterpillar 3126, ENGINE ECM- Part Number: 206-2700-02, Serial Number: 312263161K 2 Rectangular Plug with 70 Pins each, Reference images for condition, For more information...
ConditionUsed
Stock NumberP-101771
MLS Number13568218
CategoryEngine Control Modules (ECM)
Last Updated5/28/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 70-Pin Engine Control Module (ECM) PN# 157-3708-00

Caterpillar 3126 70-Pin Engine Control Module (ECM) PN# 157-3708-00

$999.99 USD
ITEM DESCRIPTION, (TESTED PART) FITS CATERPILLAR 312670-PINDIESEL ENGINE, OEM PN# 157-3708-00,PROGRAMMING MAY BE REQUIRED, INCLUDES WARRANTY. STOCK# 320095 PRICE IS $999.99
Warranty
ConditionUsed
Fits To Make(s)Caterpillar
Fits To Model(s)3126
Part Number157-3708-00
Stock Number320095
MLS Number10797028
CategoryEngine Control Modules (ECM)
Last Updated5/6/2025
Location
Rockwood, TN, US
Sold By
Machinery and Truck Parts
(844) 835-___  SHOW
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Machinery and Truck Parts
Caterpillar 3126 Engine Control Module (ECM) for a 2001 Sterling L7500

Caterpillar 3126 Engine Control Module (ECM) for a 2001 Sterling L7500

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(Used) 2001 Caterpillar 3126, ENGINE ECM- Part Number: 179-4899-02, Serial Number: 29805038KC, Family Number: 1CPXH0442HBK, 2 Rectangular Plug with 70 Pins each, For more information about...
ConditionUsed
Fits To Make(s)Sterling
Fits To Model(s)L7500
Will Fit Year(s)2001
Part Number179-4899-02
Stock NumberP-101526
MLS Number13558353
CategoryEngine Control Modules (ECM)
Last Updated5/4/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
1998 Caterpillar 3126 Engine Control Module (ECM) Part # 145-7807-01, 40-PIN, 1BW Serial

1998 Caterpillar 3126 Engine Control Module (ECM) Part # 145-7807-01, 40-PIN, 1BW Serial

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(GOOD USED BENCH TESTED W/ WARRANTY) 1998 Caterpillar 3126 ECM Part # 145-7807-01 For Sale, 40-PIN ECM, 1BW Serial, Part # 145 7807 01, 145780701, Off CAT 3126 40 PIN Engine, MANUNL-ND,...
ConditionUsed
Part Number145-7807-01
Stock Number8095
MLS Number13205057
CategoryEngine Control Modules (ECM)
Last Updated4/21/2025
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Caterpillar 3126B Engine Control Module (ECM)

Caterpillar 3126B Engine Control Module (ECM)

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(TESTED W/ WARRANTY) Caterpillar 3126B ECM For Sale, 70-PIN, Personality Module Part # 1608832-00, 7AS-Serial, Pulled off CAT 3126B, Engine Serial # 7AS06647, ECM Serial # 05980036FW,...
ConditionUsed
Stock Number4443
MLS Number12068955
CategoryEngine Control Modules (ECM)
Last Updated12/19/2024
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Caterpillar 3126 Engine Control Module (ECM)

Caterpillar 3126 Engine Control Module (ECM)

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(Core) Caterpillar 3126/CFE, ENGINE ECM- Part Number: 162-7584-03, Serial Number: 09900209KC, 2 Rectangular Plug with 70 Pins each, For more information about this item, give us a call. We...
ConditionUsed
Part Number162-7584-03
Stock NumberP-93493
MLS Number13272453
CategoryEngine Control Modules (ECM)
Last Updated12/14/2024
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 70- Pin Engine Control Module (ECM)

Caterpillar 3126 70- Pin Engine Control Module (ECM)

$1,625 USD
CATERPILLAR 3126 70-PIN ECM - P/N 179-4899-02; 26905018KC; 8YL; 210 HP,Used engine electronic control module pulled and listed in good working condition. Call or message with questions.
ConditionUsed
Horse Power210 HP
Part Number179-4899-02
Stock Number3482
MLS Number13155923
CategoryEngine Control Modules (ECM)
Last Updated11/21/2024
Location
Springville, PA, US
Sold By
Summit Core Supply
(844) 329-___  SHOW
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Summit Core Supply
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