CAT 556-3431 Wiring Harness Assembly | Caterpillar 3516B C9.3B Engine Electrical Parts

556-3431 Caterpillar Wiring Harness Assembly

OEM-quality wiring harness assembly for Caterpillar diesel engines, compatible with Caterpillar 3516B and C9.3B series. Integrates and routes critical electrical wiring circuits across engine sensors, control solenoids, injectors, and monitoring modules. Built to withstand demanding heavy-duty operating environments, featuring heat-shielded conduit, high-grade stranded copper wiring, and factory-molded weather-sealed connectors to resist continuous vibration, oil, fuel, and moisture. Essential for engine electrical overhaul, harness troubleshooting, and wiring replacement. Ideal for global parts retailers, heavy machinery repair shops, and engine service centers.

Part Specifications

• Part Number: 556-3431
• Brand: Caterpillar (CAT)
• Component: Wiring Harness Assembly (HARNESS AS)
• Condition: New / OEM Replacement
• Country of Origin: China
• HS Code: 8544.30
• Application: Heavy Machinery / Construction / Marine / Power Generation

Compatible Engine Models

• Caterpillar 3516B
• Caterpillar C9.3B / C9.3
• Please confirm compatibility with your engine serial number before ordering.

Cross Reference Numbers

556-3431 | 5563431 | CAT5563431

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