SMP LED Headlight Conversion Connector - Pigtail LED Headlight Conversion

SMP LED headlight conversion connector for V-twin motorcycles, designed to retrofit LED headlights without rewiring factory harnesses. Uses temperature-stable thermoplastic construction rated for the high-heat headlight housing environment.

Features

• H4 bulb socket compatibility
• Temperature-resistant thermoplastic housing
• Works with LED headlight conversions
• Fits stock wiring — no harness modification needed
• Off-road and street-legal applications

Specifications

• Brand: SMP
• Manufacturer Part #: MCHLSH4M
• UPC: 727943138347
• Length: 2.7 in
• Width: 3.9 in
• Height: 1.75 in
• Weight: 0.07 lbs
• Country of Origin: China (Mainland)

Fitment

Fits V-twin motorcycles including Harley-Davidson and Indian Motorcycle models with H4 headlight bulb sockets.

Frequently Asked Questions

Do I need to modify my factory wiring to use this connector?

No — this connector allows you to convert to LED headlights using existing factory wiring without cutting or splicing.

Will this connector get too hot in the headlight housing?

No — the thermoplastic housing is engineered to withstand the high temperatures inside a sealed headlight assembly for long-term reliability.

Does this work with both LED and halogen bulbs?

This connector is designed for LED conversions. Verify your LED headlight manufacturer's specifications to ensure compatibility.

What's the pigtail connector for?

The pigtail allows you to connect the new LED headlight socket to your factory H4 wiring harness without modification.