Caterpillar CAT C15 3406E 40 Pin to 70 Pin ECM Adapter Wiring Harness OEM Used
Genuine OEM Caterpillar 40-Pin to 70-Pin ECM Adapter Wiring Harness removed from a heavy-duty truck. This adapter harness is used to connect a 40-pin engine harness to a 70-pin ECM, commonly found during engine conversions and replacement applications involving CAT C15 and 3406E engines. Similar adapter harnesses are used to bridge ADEM2 (40-pin) and ADEM2000/ADEM III (70-pin) systems.
Features
Genuine OEM Caterpillar adapter harness
40-Pin connector (engine side)
70-Pin connector (ECM side)
Heavy-duty sealed connectors
Factory wiring with color-coded wires
Plug-and-play style adapter
Condition
Used OEM part
Good working condition
Connectors and pins are clean
Wiring insulation is intact
Normal cosmetic wear from previous use
Sold exactly as pictured
Compatible With
May fit various Caterpillar truck engines, including:
CAT C15
CAT 3406E
Used in applications requiring a 40-pin to 70-pin ECM conversion or replacement harness. Please verify your connector style and engine serial number before purchasing.
Package Includes
(1) Caterpillar 40-Pin to 70-Pin Wiring Harness Adapter
Important Note
Please compare the connector style, pin count, photos, and wiring configuration with your original harness before purchasing. Compatibility is the buyer's responsibility.
