Caterpillar Part reference
Part number 03004058 is cataloged as "harness, main wiring" in the Caterpillar catalog. The catalog lists this part among wiring harness entries for the Caterpillar CP-323 and CS-323 models, which is a catalog association only; confirm the recorded conditions for your machine before ordering.
Recorded applications
Selected catalog references that list this part. A catalog association does not confirm fitment for every machine or configuration.
Catalog context
Model photoCheck the signed-in Part Book for available diagrams and the complete catalog breakdown.
| Part number | Description |
|---|---|
| 01***82 | harness, magnetic relay to starter solenoid |
| 03004058 | harness, main wiring (current part) |
Selected entries from this catalog unit. Other part numbers are masked. Confirm the full breakdown and your machine configuration before ordering.
View model pageGeneral guidance
In general, a main wiring harness is a bundled assembly of electrical conductors that routes power and signal circuits between a machine's major electrical components, such as controllers, sensors, switches and power distribution points. Exact conductor count, connectors, lengths and routing for this specific part are not stated in the catalog data supplied here.
Use part number 03004058 when referencing this main wiring harness. Before ordering, check the catalog's recorded conditions for your specific machine, including model, serial number and configuration, because a catalog association does not confirm compatibility for every machine configuration.
Catalog references
Model photo