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- 25FT 4 Pin Flat Trailer Wiring Harness Kit | Wishbone Style 4-Way Trailer Light Harness for Tail Lights | Plug & Play for Utility Boat Trailer | LED Compatible
About this product
Product description
🚛 25FT 4 Pin Flat Trailer Wiring Harness Kit
Wishbone Style · Plug & Play · For Trailer Tail Lights
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⚡ FEATURES
✅ Color-coded bonded wire — easy installation
✅ 4-way flat connector — standard fit for most trailers
✅ Wishbone (Y) design — splits at trailer tongue, runs down both sides
✅ SAE J1128 compliant — low voltage primary cable, high quality
✅ Corrosion-resistant white ground wire (18-gauge)
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🔌 WIRE CONNECTION GUIDE
| Wire Color | Function |
|------------|----------|
| White | Ground (Negative) — 18-gauge, corrosion-reducing |
| Brown | Tail Lights |
| Yellow | Driver Side Stop / Turn Lights |
| Green | Passenger Side Stop / Turn Lights |
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📏 25FT TRAILER WIRING HARNESS
Designed to split at the trailer tongue and run down each side of the trailer
Includes 4' trailer side ground wire — enough length for most trailers
Gives you extra length to extend existing truck-to-trailer wires
No need to splice — simply extend with this harness
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✅ WIDE APPLICATION
Suitable for:
✓ Marine boat trailer
✓ Horse trailer
✓ ATV trailer
✓ Cargo / utility trailer hitches
⚠️ Requirements: Tow/haul vehicle must have a 4-way plug
❌ Not compatible with motorcycle trailer wiring
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📐 FITS TRAILERS UNDER & OVER 80" WIDE
Wire lengths: 25' + 4' make this kit perfect for both narrow and wide trailers
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📋 SPECIFICATIONS
| Parameter | Details |
|-----------|---------|
| Type | Trailer Wiring Connection Kit |
| Quantity | 2 pieces |
| Fitment | Trailers under & over 80" wide |
| Standards | SAE J1128 |
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📦 WHAT'S INCLUDED
✅ 1 x 25FT Male Plug Wiring Harness
✅ 1 x 4FT Female Plug Wiring Harness
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💡 WHY CHOOSE THIS KIT
✔️ Wishbone style — clean installation down both sides
✔️ Color-coded wires — no guesswork
✔️ Extra length — 25' + 4' for most trailers
✔️ Corrosion-resistant ground — lasts longer
✔️ SAE certified — reliable performance
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❓ Questions? Message us — we're happy to help!
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$14.64
$4.58 shipping on this order
25FT 4 Pin Flat Trailer Wiring Harness Kit | Wishbone Style 4-Way Trailer Light Harness for Tail Lights | Plug & Play for Utility Boat Trailer | LED Compatible
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