The cab wiring harness, often referred to as the "cab main harness" or "instrument harness," is the central nervous system within the operator's compartment of the Caterpillar 336D excavator. It is a complex assembly of wires, connectors, terminals, and protective components that distributes power and data to all the controls, displays, and comfort features inside the cab.
This 433-3988 cab wiring harness is used for 336D2 C9 336D2GC 340D2 excavator.






Related part number:
3S-2093
7K-1181
7Y-5505
7Y-3951
7Y-3954
9W-0335
099-7127
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113-8490
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