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Used Caterpillar Engine Control Modules (ECM) For Sale

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Showing 26 - 50 of 975 Engine Control Module (ECM) Listings

26 - 50 of 975 listings
26 - 50 of 975 listings
Caterpillar 3406E Diesel Engine Control Module ECM ECU 209-9587-00 2WS

Caterpillar 3406E Diesel Engine Control Module ECM ECU 209-9587-00 2WS

$2,500 USD
(GOOD USED/ TESTED) Caterpillar 3406E OEM Diesel Engine Control Module, ECM, ECU, for sale!!!! Part #: 209-9587-00; Supersession Part #: 133-3690, 137-7392, 179-1747, 136-7478; Stock #:...
ConditionUsed
Part Number209-9587-00
Stock NumberE4712
MLS Number14634883
CategoryEngine Control Modules (ECM)
Last Updated10/1/2026
Location
Hialeah, FL, US
Sold By
JJ Rebuilders Inc.
(844) 385-___  SHOW
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JJ Rebuilders Inc.
Caterpillar C4.4 OEM Diesel Engine Control Module ECU ECM 331-7539-00

2011 Caterpillar C4.4 OEM Diesel Engine Control Module ECU ECM 331-7539-00

$1,000 USD
(GOOD USED) Caterpillar C4.4 OEM Diesel Engine Control Module, ECM, ECM, for sale!!!!Part #:331-7539-00 ; Supersessions Part #: 304-6436, 582-6895, 10R-8112, 11R-0326, 286-3683-00; Stock #:...
ConditionUsed
Part Number331-7539-00
Stock NumberE4688
MLS Number14611373
CategoryEngine Control Modules (ECM)
Last Updated9/29/2026
Location
Hialeah, FL, US
Sold By
JJ Rebuilders Inc.
(844) 385-___  SHOW
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JJ Rebuilders Inc.
Caterpillar C12 Engine Control Module (ECM) for a 2002 Sterling L9500

Caterpillar C12 Engine Control Module (ECM) for a 2002 Sterling L9500

$712.50 USD
(Core) Caterpillar C12, ENGINE ECM- Part Number: 348-2379-01, Serial Number: 2277B284IH, 124713-0227, TMC 08/17-2674, 2 Rectangular Plug with 70 Pins each, DEFECTIVE!! INV: 33029 For more...
ConditionUsed
Fits To Make(s)Sterling
Fits To Model(s)L9500
Will Fit Year(s)2002
Part Number348-2379-01
Stock NumberP-497340
MLS Number14147173
CategoryEngine Control Modules (ECM)
Last Updated10/2/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar C9.3 Diesel Engine Control Module ECM ECU 521-0791-02

2018 Caterpillar C9.3 Diesel Engine Control Module ECM ECU 521-0791-02

$2,000 USD
(GOOD USED) Caterpillar C9.3 OEM Diesel Engine Control Module, ECM, ECU, for sale!!!!!! Part #: 521-0791-02; Supersession Part #: 11R-1254; Stock #: E4704 For more information about this...
ConditionUsed
Part Number521-0791-02
Stock NumberE4704
MLS Number14624802
CategoryEngine Control Modules (ECM)
Last Updated9/29/2026
Location
Hialeah, FL, US
Sold By
JJ Rebuilders Inc.
(844) 385-___  SHOW
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JJ Rebuilders Inc.
2006 Caterpillar C13 Engine Control Module (ECM) for 2004-2006 Part # 256-1159

2006 Caterpillar C13 Engine Control Module (ECM) for 2004-2006 Part # 256-1159

$1,500 USD
(GOOD USED BENCH TESTED) 2006 Caterpillar C13 70-PIN Engine Control Module (ECM) 10R4094 For Sale, OEM PART# 256-1159, 2561159, 256 1159, REMAN Part # 10R-4094, 10R4094-03, Compatible with...
ConditionUsed
Part Number10R4094
Stock Number10345
MLS Number14624799
CategoryEngine Control Modules (ECM)
Last Updated9/24/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
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

$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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