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Caterpillar 3126 Engine Control Modules (ECM) For Sale

Browse Caterpillar 3126 Engine Control Modules (ECM) on MyLittleSalesman.com and compare listings with prices from $95 to $2,375. Sellers include Machinery and Truck Parts, Boots and Hank's Truck Parts, LKQ Heavy Truck, and more. Filter by condition, price, or year to quickly narrow down to the right Caterpillar 3126 Engine Control Module (ECM).
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Showing 1 - 25 of 129 Engine Control Module (ECM) Listings

1 - 25 of 129 listings
1 - 25 of 129 listings
Caterpillar 3126 Diesel Engine Control Module ECM ECU 70-Pin OEM Part# 179-4899 Tested Unit

Caterpillar 3126 Diesel Engine Control Module ECM ECU 70-Pin OEM Part# 179-4899 Tested Unit

Price Drop $699.99 USD
ITEM DESCRIPTION, (TESTED UNIT) FITS TO CATERPILLAR 3126 70-PIN ENGINE CAT PN# 179-4899-02. GUARANTEED TO BE PROGRAMMABLE AND INCLUDES WARRANTY. STOCK# 321384
Warranty
ConditionUsed
Assembly Number1794899-02
Engine Model3126
Fits To Make(s)Caterpillar
Fits To Model(s)3126 70-Pin ECM ECU Computer 179-4899-02
Part Number179-4899-02
Stock Number321384
MLS Number11492267
CategoryEngine Control Modules (ECM)
Last Updated9/22/2026
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)

Caterpillar 3126 Engine Control Module (ECM)

$1,330 USD
Nous livrons partout au Canada et États-Unis. We ship anywhere in Canada USA - Stock: 8403ECM - Caterpillar 3126 8YL Engine Control Module - P/N : 162-7584-03, Serial#: Other, Core...
ConditionUsed
Part Number162-7584-03
Stock Number8403ECM
MLS Number12126921
CategoryEngine Control Modules (ECM)
Last Updated5/14/2026
Location
Beauceville, QC, Canada
Sold By
Camions Gilbert
(888) 595-___  SHOW
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Camions Gilbert
Caterpillar 3126 Engine Control Module (ECM) for a 2004 Sterling ACTERRA

Caterpillar 3126 Engine Control Module (ECM) for a 2004 Sterling ACTERRA

$1,425 USD
(USED) 2003 CATERPILLAR 3126/CFE ECM ESN# HEP34513 P/N 205-2700-002 S/N 130361631K HP: 275 ENGINE MODEL: CAT 3126/CFE CPL: 231-5407 PIN COUNT: 70/70 To find out more about this ECM, give us...
ConditionUsed
CPL/ARR231-5407
Fits To Make(s)Sterling
Fits To Model(s)ACTERRA
Will Fit Year(s)2004
Part Number205-2700-02
Stock NumberP-14707
MLS Number10169867
CategoryEngine Control Modules (ECM)
Last Updated8/7/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 Engine Control Module (ECM) for a 2004 Thomas Built

Caterpillar 3126 Engine Control Module (ECM) for a 2004 Thomas Built

$1,058.09 USD
(Used) 2004 Caterpillar 3126. ECM. S/N-06690049FV P/N-157-3708-00 HP-N/A Engine Model-3126 CPL-N/A PIN-70/70 For more information about this item call. We ship worldwide. 929 W Pulaski Hwy...
ConditionUsed
Horse Power0 HP
Fits To Make(s)Thomas Built
Will Fit Year(s)2004
Part Number157-3708-00
Stock NumberP-7604
MLS Number9856973
CategoryEngine Control Modules (ECM)
Last Updated8/7/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 Engine Control Module (ECM)

Caterpillar 3126 Engine Control Module (ECM)

$949.98 USD
(Used) Caterpillar 3126 ENGINE ECM - Part Number: 206-2700-02, Serial Number: 18436152IK, NKNKNE, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK...
ConditionUsed
Part Number206-2700-02
Stock NumberP-47043
MLS Number12029363
CategoryEngine Control Modules (ECM)
Last Updated6/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 Engine Control Module (ECM)

Caterpillar 3126 Engine Control Module (ECM)

$949.98 USD
(Used) Caterpillar 3126 ENGINE ECM - Part Number: 206-2700-02, Serial Number: 03236161IK, NMNMNE, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK...
ConditionUsed
Part Number206-2700-02
Stock NumberP-47184
MLS Number12031255
CategoryEngine Control Modules (ECM)
Last Updated6/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 Engine Control Module (ECM) for a 2001 Sterling L7500

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

$854.99 USD
(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 Updated8/7/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 Engine Control Module (ECM) for a 2007 Chevrolet C6500

Caterpillar 3126 Engine Control Module (ECM) for a 2007 Chevrolet C6500

$699.98 USD
(Used) 2007 Caterpillar C7, ENGINE ECM- Part Number: 240-5302-02, Serial Number: 253664221E, Displacement: 7.2L, Horsepower: 210, ESN: WAX60237, AR. No.: 264-5581, For more information about...
ConditionUsed
Fits To Make(s)Chevrolet
Fits To Model(s)C6500
Will Fit Year(s)2007
Part Number240-5302-02
Stock NumberP-38400
MLS Number11846184
CategoryEngine Control Modules (ECM)
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 Engine Control Module (ECM) for a 2003 GMC C6500

Caterpillar 3126 Engine Control Module (ECM) for a 2003 GMC C6500

$695 USD
(USED) 2001 CATERPILLAR 3126 ECM ESN# CKM02496 P/N 206-2700-02 S/N 150360921K HP: 175 ENGINE MODEL: 3126 CPL: 201-6314 PIN COUNT: 70/70 To find out more about this ECM, give us a call. We...
ConditionUsed
CPL/ARR201-6314
Horse Power175 HP
Fits To Make(s)GMC
Fits To Model(s)C6500
Will Fit Year(s)2003
Part Number206-2700-02
Stock NumberP-12732
MLS Number10106587
CategoryEngine Control Modules (ECM)
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 Engine Control Module (ECM) for a 2004 Sterling L8500

Caterpillar 3126 Engine Control Module (ECM) for a 2004 Sterling L8500

$480 USD
(Core) 2003 Caterpillar 3126. ENGINE ECM- Part Number: 206-2700-02, Serial Number: 19536401IK, Engine information- Family Number: 3CPXH8442HBX, ESN: HEP41257, 2 Rectangular Plug with 70 Pins...
ConditionUsed
Fits To Make(s)Sterling
Fits To Model(s)L8500
Will Fit Year(s)2004
Part Number206-2700-02
Stock NumberP-82309
MLS Number12931203
CategoryEngine Control Modules (ECM)
Last Updated8/20/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
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