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  3. KYMCO 3920A-ALE8-E00

KYMCO 3920A-ALE8-E00 Ecu Module Uxv

fits model: Uxv450i, 450i. make: Kymco. year: 2015–2020.

3920a-ale8-e00 Kymco Ecu Module Uxv450i Uxv 450i Oem Part 2015-2020

( Manufacturer Part Number: 3920A-ALE8-E00 ), ( Part Type: Ecu Module )

Review KYMCO Ecu Module Uxv Oem Part fits UXV450I 450I 2015–2020

The **Kymco 3920A-AL-E00 ECU Module (UXV450i UXV 450i, 2015 2020)** is a high-performance, factory-replacement electronic control unit designed specifically for Kymco s UXV450i and UXV 450i models produced between 2015 and 2020. Engineered to meet or exceed OEM specifications, this module serves as the brain of your scooter, managing critical functions such as fuel injection, ignition timing, throttle response, and emissions control with precision. Built with advanced microcontroller technology, the ECU ensures optimal engine efficiency, smoother acceleration, and enhanced reliability, whether navigating city streets or cruising on longer rides. Its robust construction, featuring high-quality soldering and durable housing, protects against electrical interference and environmental factors, guaranteeing long-term performance even under demanding conditions. Compatible with the latest diagnostic tools, this ECU allows for easy reprogramming and tuning, enabling riders to customize their scooter s behavior for improved power delivery, fuel economy, or emissions compliance. Whether replacing a faulty original unit or upgrading for better performance, this module delivers a seamless, hassle-free solution that restores or enhances your scooter s functionality with unmatched accuracy and dependability.

### Pros and Cons of buying a Kymco 3920A-AL-E00 ECU Module for UXV450I (2015 2020)

#### **Pros**

1. **Compatibility and Functionality** This ECU module is specifically designed for the Kymco UXV450I (2015 2020) model, ensuring proper integration with the bike s engine management system. It supports advanced features like fuel injection tuning, throttle response adjustments, and potentially improved performance tuning if paired with compatible software.

2. **Potential Performance Enhancements** If you plan to modify your bike (e.g., upgrading air intake, exhaust, or fuel system), this ECU can help optimize performance by adjusting fuel delivery and ignition timing. Some users report better throttle response and smoother power delivery.

3. **Diagnostic Capabilities** Modern ECUs often include onboard diagnostics (OBD) or programming interfaces, allowing for troubleshooting engine issues, reading fault codes, and monitoring sensor data. This can be useful for maintenance and repairs.

4. **Aftermarket Support** Kymco s ECU modules are part of a growing aftermarket ecosystem, meaning there may be third-party developers or tuners who offer custom maps, firmware updates, or additional features (e.g., launch control, traction control).

5. **Long-Term Reliability (If Original)** If this is an original or high-quality replacement module, it should provide stable operation without frequent failures, assuming proper installation and maintenance.

6. **Potential for Customization** Some ECUs allow for software-based tuning, meaning you could adjust parameters like idle speed, fuel mixture, or power band to suit your riding style or track use.

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#### **Cons**

1. **Cost vs. Benefit** The price of this ECU module may be higher than a basic replacement or aftermarket solution. If you re not planning significant modifications, the cost may not justify the investment. Compare it to simpler alternatives like a basic ECU swap or a standalone tuning device.

2. **Complexity of Installation** ECU replacement or reprogramming requires technical knowledge, especially if wiring or software adjustments are involved. Incorrect installation can lead to engine misfires, poor performance, or even damage to the bike s electronics.

3. **Dependence on Software/Updates** If the ECU relies on proprietary software or firmware, you may need to pay for updates or tuning services from the manufacturer or a third party. Some aftermarket ECUs require constant calibration to maintain optimal performance.

4. **Risk of Voiding Warranty** If your bike is still under warranty, modifying or replacing the ECU could void coverage, especially if the manufacturer considers it an unauthorized alteration.

5. **Limited Off-Road or Extreme Use Cases** While this ECU may work well for street or light trail use, extreme off-road conditions (e.g., heavy mud, water submersion) could pose risks to the module s electronics. A more rugged or sealed ECU might be preferable for aggressive riding.

6. **Learning Curve for Tuning** If you attempt to customize the ECU s settings, you ll need to understand engine parameters (e.g., AFR, timing curves) to avoid unintended consequences like poor fuel economy, engine damage, or unreliable performance.

7. **Potential for Counterfeit or Low-Quality Units** If purchasing from an untrusted seller, there s a risk of receiving a fake or substandard ECU module that doesn t function as advertised. Always buy from reputable dealers or authorized sellers.

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### **Conclusion**

The **Kymco 3920A-AL-E00 ECU module** is a viable option for UXV450I owners who want to enhance performance, diagnose engine issues, or customize their bike s behavior. It offers compatibility, advanced features, and potential tuning flexibility, making it attractive for riders who are willing to invest time and effort into optimization.

However, the drawbacks such as cost, installation complexity, warranty risks, and the need for technical expertise mean it s not the best choice for casual riders or those who only want basic functionality. If your primary goal is reliability and minimal intervention, a simpler ECU swap or stock replacement might suffice.

### **Recommendation**

- **Buy this ECU if:**

- You plan to modify your bike (e.g., exhaust, air intake, or fuel system) and want to optimize performance.

- You re comfortable with or willing to learn about engine tuning and diagnostics.

- You prioritize advanced features like customizable maps or onboard diagnostics.

- You re prepared to invest in professional installation or tuning services if needed.

- **Avoid this ECU if:**

- You re on a tight budget and only need basic functionality.

- You lack mechanical or tuning experience and aren t willing to learn.

- Your bike is still under warranty, and you want to avoid voiding it.

- You ride primarily in extreme conditions where electronic components may be at risk.

**Alternative Considerations:**

- If tuning isn t a priority, consider a **direct replacement of the original ECU** (if available) or a **simpler aftermarket ECU** with basic performance adjustments.

- For off-road use, look for an **ECU with better sealing or ruggedization** to prevent water/mud damage.

- If you re unsure about installation, consult a **Kymco dealer or a trusted tuning shop** before purchasing.

Ultimately, this ECU is best suited for **performance-oriented riders** who are prepared for the technical and financial commitment. For most casual riders, the benefits may not outweigh the costs.

Details:

This is a new ECU module for Kymco UXV450i. It fits all years.

part #: 3920aale8e00 price

  • $399.00

specifications electricacompone:

  • for models: Uxv450i, 450i
  • for makes: Kymco
  • for years: 2015-2020
  • mpn: 3920a-ale8-e00
  • part type: Ecu Module

returns electricacompone:

  • policy: No Returns

offer electricacompone:

  • started: February 12, 2026
  • quantity: 1
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock

shipping electricacompone:

  • type: Calculated
  • carrier: USPS
  • class: Standard
  • service: USPS Ground Advantage
  • transit: 5-9 Days
  • cost: $10.15

general electricacompone:

  • ATV, Side-by-Side UTV Parts Accessories > Electrical Ignition Components > Other Electrical Ignition Components
  • condition: New

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  • wallet: Google-pay
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seller electricacompone:

  • # reviews: 6714
  • rating: 99.7%
  • city: Darlington, Wisconsin
for models: uxv450i, 450i, for makes: kymco, for years: 2015-2020, part type: ecu module,
category: atv parts > atv, side-by-side utv parts accessories > electrical ignition components, sku: 23516790411316983,
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1 offer $399.00 USD
  • New. Offer #1 priced at $399.00 + $10.00 shipping estimate = $409.00* total. OEM KYMCO PART FITS. 2015-2020 UXV450.+$10.00 shipping

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