SMP H4 LED Headlight Conversion Connector - Harley & Indian V-Twin
About SMP
Standard Motor Products supplies ignition, sensor and electrical components across the automotive and powersports markets, with V-twin parts covering switches, sensors and ignition hardware.
Upgrade your V-twin to modern LED headlights without complex rewiring using the SMP LED headlight conversion connector. This innovative pigtail is designed to seamlessly retrofit LED headlights into your Harley-Davidson or Indian Motorcycle's factory harness. Its temperature-stable thermoplastic construction ensures durability, enduring the high-heat environment of the headlight housing for reliable long-term performance.
Why riders pick this
- Converts to LED headlights without rewiring
- H4 socket compatibility for easy upgrade
- Temperature-stable thermoplastic housing
- Maintains factory wiring integrity
Making the switch to LED headlights dramatically improves visibility and modernizes the look of your V-twin. This SMP conversion connector simplifies the process, allowing you to enjoy the benefits of LED lighting without cutting or splicing your bike's original wiring. It's a plug-and-play solution that maintains the integrity of your factory electrical system while providing superior illumination for safer riding.
Effortless LED Headlight Upgrade
- H4 bulb socket compatibility for wide fitment
- Temperature-resistant thermoplastic construction
- Designed for LED headlight conversions
- Works with stock wiring — no harness modification needed
Seamless Integration for Enhanced Lighting
This LED headlight conversion connector is an ideal choice for riders seeking a straightforward, reliable way to upgrade their V-twin's lighting. It's compatible with Harley-Davidson and Indian Motorcycle models that use H4 headlight bulb sockets. Enjoy brighter, more efficient lighting with a simple installation that respects your bike's original wiring.
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)
Common questions
Do I need to modify my factory wiring to use this connector?
No, this SMP connector is specifically designed to allow you to convert to LED headlights using your existing factory wiring, eliminating the need for cutting or splicing.
Will this connector withstand the heat inside the headlight housing?
Yes, the thermoplastic housing is engineered to be temperature-stable and withstand the high temperatures typically found inside a sealed headlight housing, ensuring long-term reliability.
What type of headlight bulbs is this connector compatible with?
This SMP conversion connector is designed for use with H4 LED headlight bulbs, providing a direct plug-and-play solution for H4-equipped V-twin motorcycles.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | SMP |
| TYPE | Electrical |
| SKU | 275-01141 |
| WEIGHT | 0.07 lb |
