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25' ft 4 Way Wire Harness Flat Connector Trailer Light Wiring Kit (16977)

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25' 4-Way Flat Trailer Light Wiring Harness Kit — Complete 4-Wire Connector (SKU 16977)

Highlights
Function Connects trailer lights to the tow vehicle using a standard 4-way flat plug for easy, reliable wiring
Length 25 feet — suitable for most small to medium utility, boat, and cargo trailers
Design Color-coded bonded wire for quick identification and clean routing
Durability Flexible insulation resists cracking, tangling, and corrosion from weather and road salt
Specifications
Part Number (SKU) 16977
Connector Type 4-Way Flat Plug (Male/Female)
Harness Length 25 feet
Wire Gauge 18-gauge bonded wire
Functions Supported Tail light, brake light, left/right turn signals, ground
Color Coding White – Ground, Brown – Tail/Running, Green – Right Turn/Brake, Yellow – Left Turn/Brake
What’s Included
Package Contents (1) 25' bonded 4-wire harness with molded 4-flat connectors (male & female)
Compatibility Works with standard 4-way trailer light systems
Fitment & Notes
Fitment Universal for most light-duty trailers, including boat, cargo, and utility trailers
Installation Bonded wire design simplifies routing; plug-and-play ends eliminate splicing for most setups
Safety Always test trailer light functions after installation to confirm proper connection and grounding