COGENG Caterpillar Wiring Harness | OEM Replacement Loom

Caterpillar

COGENG Caterpillar Wiring Harness is a premium OEM-replacement electrical loom engineered specifically for Caterpillar excavators, dozers, wheel loaders, and motor graders. This direct-fit wiring assembly restores reliable electrical connectivity for engine management, hydraulic control, transmission shifting, and machine monitoring systems.

Key Features

  • Exact Direct Fit: Matches Caterpillar original specifications for seamless plug-and-play installation. Replaces multiple OEM harness part numbers. No cutting, splicing, or modifications required.

  • Comprehensive Coverage: Available for engine harness, chassis harness, cab harness, implement harness, sensor harness, and solenoid valve harness applications across Cat equipment lines.

  • Superior Construction: High-temperature cross-linked TXL/GXL wires, corrosion-resistant gold-plated terminals, OEM-spec Deutsch/AMP/Tyco connectors, and abrasion-resistant convoluted loom tubing.

  • Failure Prevention: Eliminates intermittent electrical faults, short circuits, open circuits, voltage drops, and active diagnostic trouble codes caused by worn, chafed, or corroded wiring.

  • Performance Restored: Restores proper communication between ECM, sensors, solenoids, displays, and actuators for reliable machine operation.

Applications

Engine harness for C-series (C4.4, C6.6, C7.1, C9, C11, C13, C15, C18, C27, C32) and 3000-series engines. Chassis harness for 320-390 excavators, D3-D11 dozers, 926-994 wheel loaders, 12-24 motor graders, and 725-797 off-highway trucks.

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