1. Headlight Assemblies Deals
  2. sku: 19414320188153752
  3. TWOM MALL2166HLOO27OOO1

TWOM MALL2166HLOO27OOO1 Led Bullet Headlight 5.75

fits model: Bobber, Chopper, Sportster, Dyna. make: Harley.

Mall2166hloo27ooo1 Twom For Harley Sportster Dyna Bobber Chopper 5.75 Inch Led Bullet Headlight Assembly Usa

( Brand: Twom ), ( Manufacturer Part Number: MALL2166HLOO27OOO1 ), ( Manufacturer Warranty: 3 Months ), ( Lighting Technology: 60/55w H4 Hi/low Halogen Bulb ), ( Type: Tri-bar Headlight ), ( Finish: High Quality Chrome Baking Finish ), ( Lens Color: Clear ), ( Color Temperature: 6000k ), ( Placement On Vehicle: Front ), ( Color: Chrome ), ( Light Source: Warm Amber Light ), ( Mounting Hole: 10mm ), ( Working Voltage: Dc 12v ), ( Size: 5.75 ), ( Housing Material: Aluminum ), ( Len Material: Polycarbonate ), ( Efficient Power: High Beam 60w, 4500lms; Low Beam 55w, 3000lms ), ( Input Voltage: 10-30v Dc ), ( Life-span: 30000hours ), ( Light Pattern: Low Beam And High Beam ), ( Waterproof: Ip 67 ), ( Fitment 1: For Harley Old School Bobber/ Cruiser/ Chopper. ), ( Fitment 2: Fits Most Motorbikes/metric Bikes/cruisers/chopper )

Review TWOM Harley 5.75 Inch Led Bullet Headlight Assembly Usa fits SPORTSTER DYNA BOBBER CHOPPER

The **Twom Mall 2166HLOO27OOO1 LED Bullet Headlight** is a meticulously engineered, high-performance lighting solution designed exclusively for Harley-Davidson Sportster, Dyna, and Bobber/Chopper models equipped with a 5.75-inch (or 5.75L) round headlight housing. This premium aftermarket upgrade replaces the stock halogen or incandescent bulb setup with a cutting-edge **LED cluster**, delivering an unparalleled blend of brightness, clarity, and durability while maintaining full compatibility with the bike s electrical system. Crafted from high-grade, corrosion-resistant materials, the headlight features a sleek, aerodynamic housing that seamlessly integrates with the factory design, ensuring a clean, factory-like appearance without compromising on performance. The LED array within is engineered to produce a **broad, even beam pattern** with enhanced visibility in low-light conditions, low-beam, and high-beam modes, all while consuming significantly less power than traditional bulbs reducing strain on the bike s electrical components. The housing is reinforced with a robust, impact-resistant polycarbonate lens that resists yellowing, fogging, and UV degradation over time, ensuring long-term clarity and a vibrant white light output that rivals or exceeds OEM standards. Additionally, the unit is equipped with **waterproof and dust-resistant seals**, making it ideal for riders who frequently navigate through wet or dusty environments. Installation is straightforward, requiring minimal modifications, as the unit is designed to drop into the existing 5.75-inch headlight socket with a secure, vibration-dampening mount to prevent rattling or misalignment. Whether cruising on open highways or navigating tight city streets, this LED headlight transforms the riding experience by providing **superior illumination, a modern aesthetic, and unmatched reliability**, making it a must-have accessory for enthusiasts seeking both performance and style.

### Pros and Cons of Buying a Custom LED Headlight Kit (e.g., "Mall2166HLOO27OOO1" for Harley Sportster Dyna Bobber Chopper 5.75-inch LED Bullet Headlight)

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#### **Pros**

1. **Enhanced Visibility and Safety**

LED headlights generally provide brighter, whiter light compared to traditional halogen bulbs. The 5.75-inch size offers a wider beam spread, improving nighttime visibility for both the rider and other road users. This can reduce the risk of accidents, especially in low-light conditions.

2. **Energy Efficiency**

LEDs consume significantly less power than halogens, which can extend the life of your bike s electrical system, particularly if you have a custom or modified setup with additional accessories drawing power.

3. **Durability and Longevity**

LED bulbs last much longer than halogens typically 20,000 to 50,000 hours compared to 2,000 hours for halbs. This reduces the frequency of replacements and maintenance, saving time and money in the long run.

4. **Modern Aesthetic Appeal**

LED headlights, especially bullet-style designs, add a sleek, futuristic look to a bobber or chopper build. They complement the custom, aggressive styling of a Sportster Dyna, making the bike stand out while maintaining a sporty or retro-modern vibe.

5. **Quick and Easy Installation**

Many aftermarket LED kits are designed for straightforward installation, often requiring minimal modifications to the bike s existing wiring or housing. Some kits include plug-and-play solutions that eliminate the need for soldering or complex electrical work.

6. **Weather Resistance**

High-quality LED kits are often sealed against dust, moisture, and vibrations, making them more reliable in harsh conditions compared to halogens, which can degrade faster in extreme environments.

7. **Customization Options**

LED kits often come in various color temperatures (e.g., 5000K 6500K for a whiter, brighter look) and beam patterns. This allows you to tailor the light output to your preferences, whether you prioritize brightness, clarity, or a specific aesthetic.

8. **Legal Compliance (in Many Regions)**

Many LED kits are designed to meet or exceed DOT or ECE standards for headlight output, ensuring they are legally road-legal in most areas. Always verify local regulations, as some jurisdictions have specific requirements for aftermarket lights.

9. **Reduced Heat Output**

LEDs generate far less heat than halogens, which reduces the risk of melting or damaging surrounding components (e.g., plastic housings or wiring). This is particularly beneficial for bikes with custom builds where heat resistance is critical.

10. **Compatibility with Other Mods**

If you re running additional LED taillights, turn signals, or auxiliary lighting, a high-quality headlight kit ensures consistency in brightness and color temperature across your bike s lighting system.

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#### **Cons**

1. **Upfront Cost**

High-quality LED headlight kits, especially those with custom housings or advanced features (e.g., adaptive beam control), can be more expensive than halogen bulbs. While they save money long-term, the initial investment may be a deterrent for budget-conscious buyers.

2. **Potential for Overhead Brightness**

Some LED kits, particularly those with very high lumen outputs or wide beam angles, can be overly bright and may blind oncoming drivers or pedestrians. This can lead to complaints or legal issues if not properly aimed or if the kit lacks proper diffusion.

3. **Installation Challenges**

While many kits are plug-and-play, others may require modifications such as:

- Replacing the original headlight housing (if the kit doesn t fit the existing one).

- Adjusting wiring or fuses to accommodate the LED s lower resistance.

- Re-aiming the headlight to ensure proper illumination without causing glare.

Poor installation can lead to poor performance, electrical issues, or even damage to the bike s electrical system.

4. **Compatibility Issues**

Not all LED kits are universally compatible with every bike model, even within the same series (e.g., Harley-Davidson Sportster Dyna variants). The "Mall2166HLOO27OOO1" kit may require specific adjustments for your exact build (e.g., bobber vs. chopper modifications, aftermarket forks, or custom fairings). Always verify compatibility with the manufacturer or a trusted mechanic.

5. **Power Draw Considerations**

While LEDs are efficient, some high-performance kits may draw more current than the bike s original wiring can handle. This could require upgrades to the battery, alternator, or fuse ratings, adding to the cost and complexity of installation.

6. **Potential for Dimness in Low-Power Setups**

If the bike s electrical system is already strained (e.g., due to heavy mods like exhaust systems, custom wiring, or additional electronics), the LED headlight might not perform as brightly as expected. This is less common with modern bikes but worth considering for older or heavily modified rigs.

7. **Aesthetic Mismatch**

While many riders love the look of LED headlights, others may find them too modern or "techy" for a classic or retro-style build. The bullet shape, in particular, might clash with more traditional or minimalist chopper aesthetics.

8. **Limited Aftermarket Support**

Some LED kits, especially cheaper or lesser-known brands, may lack robust customer support or warranties. If issues arise post-installation, finding replacements or troubleshooting help could be difficult.

9. **Potential for Flickering or Electrical Noise**

Poor-quality LEDs or improper installation can cause flickering, dimming, or interference with other electrical components (e.g., radios, gauges). This is more likely with low-budget kits or those not properly insulated.

10. **Regulatory Gray Areas**

While many LED kits are legal, some jurisdictions have strict rules about headlight color, brightness, or beam patterns. Using an unapproved kit could result in fines or being pulled over by law enforcement. Always check local laws and consider getting the kit certified if required.

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### **Conclusion**

The "Mall2166HLOO27OOO1" 5.75-inch LED bullet headlight kit for your Harley Sportster Dyna bobber/chopper offers significant advantages in terms of brightness, durability, and modern aesthetics. It aligns well with the custom, performance-oriented nature of a chopper build, providing better visibility and a distinctive look. However, the decision to install it should be weighed against potential drawbacks such as upfront cost, installation complexity, and compatibility issues.

For a bike like yours where customization and performance are key the benefits of LEDs (especially the improved visibility and longevity) likely outweigh the cons, provided you choose a high-quality kit and ensure proper installation. If you re concerned about compatibility or installation, consulting with a Harley-Davidson dealer or a trusted custom bike builder can help mitigate risks.

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### **Recommendation**

1. **Verify Compatibility**: Confirm that the "Mall2166HLOO27OOO1" kit is explicitly designed for your exact Sportster Dyna model and build (e.g., bobber vs. chopper, aftermarket forks, or custom fairings). Check reviews or contact the manufacturer for clarification.

2. **Prioritize Quality**: Invest in a reputable brand with good reviews for Harley-Davidson compatibility. Avoid ultra-cheap kits, as they may lack durability or proper aiming features. Brands like HID4Less, Sylvania, or Philips often have reliable options for motorcycles.

3. **Professional Installation**: If you re not experienced with electrical work, have a mechanic or custom bike shop install the kit. Proper aiming and wiring are critical to performance and safety.

4. **Check Local Laws**: Ensure the kit meets DOT or ECE standards for your region. Some states require headlights to be amber or white, and overly bright LEDs could violate regulations.

5. **Consider Additional Mods**: If you re running other LED lights (e.g., turn signals, taillights), pair them with the same brand for consistency in brightness and color temperature.

6. **Test Before Finalizing**: If possible, test the kit on your bike before committing. Some kits allow for easy removal if the fit or performance isn t ideal.

7. **Budget for Extras**: Account for potential additional costs like wiring upgrades, housing modifications, or professional installation if needed.

**Final Verdict**: If you re confident in the kit s compatibility and installation, the "Mall2166HLOO27OOO1" LED headlight is a strong choice for upgrading your Sportster Dyna s lighting. It will enhance visibility, durability, and style while aligning with the bike s custom nature. Just ensure you address any potential pitfalls (e.g., aiming, electrical load) to avoid issues down the road.

Details:

Sealed beam headlight, includes H4 55/60W bulb, wiring tribe assembly. The delivery is out of our control. Fitment Universal fit for most motorcycle/cruisers/bikes. Easy installation, no instruction.

Super bright light pattern over standard incandescent lamps, cut through the night. Red Wire For High Beam. Light Color: Amber. Len Material: Polycarbonate.

For Harley Sportster Dyna Bobber Chopper 5.75 LED Bullet Headlight Assembly USA. Outer Color: Chrome. Light pattern: Low beam and high. Housing Material: Aluminum.

Features removable trim ring for easy replacement of bulbs. Blue Wire For Low Beam. Wiring: Black Wire For Negative. Machined from 6061-T6 billet aluminum.

Direct replacement for most headlights on Harley Motorcycles and custom applications. Items : Brand new aftermarket 5-3/4 round visor LED bullet headlight. Motorcycle Black Grill Bullet Blinker Turn Signals Lights Bobber Chopper Cruiser. Type: Tri-Bar Headlight.

Lens Color: Clear.

specifications cyclelightasm:

  • for models: Bobber, Chopper, Sportster, Dyna
  • for makes: Harley
  • brand: Twom
  • mpn: Mall2166hloo27ooo1
  • manufacturer warranty: 3 Months
  • lighting technology: 60/55w H4 Hi/low Halogen Bulb
  • type: Tri-bar Headlight
  • finish: High Quality Chrome Baking Finish
  • lens color: Clear
  • color temperature: 6000k
  • placement on vehicle: Front
  • color: Chrome
  • light source: Warm Amber Light
  • mounting hole: 10mm
  • working voltage: Dc 12v
  • size: 5.75
  • housing material: Aluminum
  • len material: Polycarbonate
  • efficient power: High Beam 60w, 4500lms; Low Beam 55w, 3000lms
  • input voltage: 10-30v Dc
  • life-span: 30000hours
  • light pattern: Low Beam And High Beam
  • waterproof: Ip 67
  • fitment 1: For Harley Old School Bobber/ Cruiser/ Chopper.
  • fitment 2: Fits Most Motorbikes/metric Bikes/cruisers/chopper

offer cyclelightasm:

  • best offers: True
  • sold: 0
  • started: February 9, 2026
  • availability: In Stock
  • options: Ship-to-home

payments cyclelightasm:

  • credit card: Discover
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seller cyclelightasm:

  • city: Kentucky/California/Texas/New Jersey
  • # reviews: 52885
  • rating: 99.3%

general cyclelightasm:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Lighting Lamps > Headlight Assemblies

returns cyclelightasm:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 60 Days

shipping cyclelightasm:

  • cost: $0.00
  • type: Fixed
  • service: Standard
  • transit: 3-6 Days
  • class: Standard
for models: bobber, chopper, sportster, dyna, for makes: harley, manufacturer warranty: 3 months, lighting technology: 60/55w h4 hi/low halogen bulb, type: tri-bar headlight, finish: high quality chrome baking finish, lens color: clear, color temperature: 6000k, placement on vehicle: front, light source: warm amber light, mounting hole: 10mm, working voltage: dc 12v, size: 5.75, housing material: aluminum, len material: polycarbonate, efficient power: high beam 60w, 4500lms; low beam 55w, 3000lms, input voltage: 10-30v dc, life-span: 30000hours, light pattern: low beam and high beam, waterproof: ip 67, fitment 1: for harley old school bobber/ cruiser/ chopper., fitment 2: fits most motorbikes/metric bikes/cruisers/chopper,
category: motorcycle parts > motorcycle scooter parts accessories > lighting lamps > headlight assemblies, color: chrome, sku: 19414320188153752,
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