CAT 586-5320 Lighting Wiring Harness

Product Overview

The CAT 586-5320 Lighting Wiring Harness is a Genuine Caterpillar OEM lighting wiring harness designed to efficiently transmit electrical power and signals between the Fog Light Harness interface, main chassis, and fog lamp. Manufactured to Caterpillar’s exact OEM specifications, this harness provides reliable electrical connectivity while protecting the wiring from harsh operating conditions encountered in construction, mining, and heavy equipment applications.

The 586-5320 Lighting Wiring Harness consists of multiple premium insulated conductors bundled within a durable protective sheath and terminated with OEM connectors. It is engineered to resist vibration, abrasion, moisture ingress, and electromagnetic interference (EMI), ensuring dependable lighting system performance and long service life. As a Genuine Caterpillar OEM component, it serves as a direct OEM replacement, restoring factory electrical integrity and simplifying installation.

Key Features

• Genuine Caterpillar OEM Lighting Wiring Harness
• Part Number: 586-5320
• Provides reliable electrical power and signal transmission
• Connects the Fog Light Harness interface, main chassis, and fog lamp
• Premium insulated conductors for dependable electrical performance
• Durable protective sheathing for long service life
• Braided sheathing helps reduce electromagnetic interference (EMI)
• Resistant to vibration, abrasion, and moisture ingress
• OEM connectors for secure electrical connections
• Supports lighting system reliability and electrical system integrity
• Direct OEM replacement engineered to Caterpillar specifications

Technical Specifications

Note: Caterpillar has not published detailed dimensional or electrical specifications for this part.

Application Information

The CAT 586-5320 Lighting Wiring Harness is specifically designed to provide dependable electrical connectivity for the machine’s lighting system. It efficiently routes electrical power and signals between the Fog Light Harness interface, main chassis, and fog lamp, ensuring reliable illumination during machine operation.

The harness features premium insulated conductors, OEM connectors, and braided protective sheathing that help protect against:

• Vibration
• Abrasion
• Dust
• Moisture ingress
• Electromagnetic interference (EMI)

These features help maintain reliable electrical system integrity and consistent lighting performance in demanding operating environments.

Compatible Caterpillar Equipment

At this time, Caterpillar has not published a public list of compatible equipment models for the CAT 586-5320 Lighting Wiring Harness.

Compatibility should always be verified using the machine:

• Product Identification Number (PIN)
• Serial Number
• Arrangement Number
• Existing wiring harness part number

Verification through Caterpillar Parts information or an authorized Cat dealer is recommended before ordering.

Additional Compatibility Information

The 586-5320 Lighting Wiring Harness is a configuration-specific electrical component. Before installation, verify:

• Machine model
• Product Identification Number (PIN)
• Machine serial number
• Arrangement number
• Existing wiring harness part number
• Connector type and pin configuration
• Lighting system configuration

Any modifications to the original equipment configuration may affect compatibility. Confirmation through Caterpillar Parts information or an authorized Cat dealer is recommended before installation.

Benefits

Installing a genuine CAT 586-5320 Lighting Wiring Harness helps:

• Ensure reliable electrical power and signal transmission
• Maintain dependable fog lamp operation
• Protect wiring from vibration, abrasion, moisture, and EMI
• Reduce the risk of electrical faults and short circuits
• Preserve factory lighting system performance
• Simplify maintenance with a direct OEM replacement
• Extend the service life of the machine’s electrical system
• Deliver OEM-quality fit, durability, and long-lasting reliability in demanding operating environments.