KODLIN USA KUS11501 Rear Led Wiring Harness 2120-1233

( Brand: Kodlin Usa ), ( Manufacturer Part Number: KUS11501 ), ( Part Type: Led Wiring Harness )

Review KODLIN USA Rear Led Wiring Harness fits SOFTAIL M8

The **Kodlin KUS11501 2120-1233 Rear LED Wiring Harness for Harley-Davidson Softail (M8)** is a meticulously engineered, high-quality aftermarket solution designed to seamlessly integrate modern LED lighting into the rear of your Harley-Davidson Softail models, specifically tailored for the **2012-2023 M8 generation**. This wiring harness is crafted to eliminate the hassle of dealing with factory wiring constraints, allowing riders to upgrade to bright, energy-efficient LED taillights, turn signals, and brake lights without compromising functionality or aesthetics. Built with **M8-compatible connectors and pinouts**, this harness ensures a clean, professional installation that adheres to OEM standards while accommodating aftermarket LED modules like those from Kodlin, SIDI, or other reputable brands. The **M8 Softail-specific design** accounts for the unique wiring layout of this model series, featuring **soft, flexible wiring** to prevent chafing and damage during installation or daily riding. Whether you're upgrading for improved visibility, a sleeker look, or enhanced durability, this harness provides a **plug-and-play solution** that simplifies the process while maintaining reliability. Ideal for customizers, enthusiasts, and riders seeking a polished finish, the Kodlin KUS11501 is a premium choice that bridges the gap between stock wiring limitations and the latest LED technology, ensuring your Softail not only looks modern but also performs flawlessly on the road.

### Pros and Cons of buying a **Kodlin KUS11501 (2120-1233) Rear LED Wiring Harness for M8 Softail**

1. **Compatibility** Designed specifically for the **Harley-Davidson M8 Softail** (2021-2023, VIN 2120-1233), ensuring a seamless fit without modifications.

2. **LED Lighting Upgrade** Replaces stock tail/brake lights with **bright, energy-efficient LEDs**, improving visibility and reducing heat buildup compared to traditional bulbs.

3. **Easy Installation** Comes with **pre-wired connectors** and clear instructions, making it accessible for DIYers without extensive electrical experience.

4. **Durable Construction** Made with **high-quality materials**, including a **soft rubberized housing** to prevent damage from vibrations and weather.

5. **Aftermarket Support** Kodlin is a reputable brand with a strong reputation in motorcycle lighting and wiring solutions, offering reliability and customer service.

6. **Improved Safety** Enhanced visibility for other drivers, especially in low-light conditions, reducing the risk of accidents.

7. **No Additional Tools Required** Most installations can be completed with basic hand tools, saving time and effort.

8. **Compatibility with Aftermarket Mods** Works well with other aftermarket lighting systems, such as LED brake lights or turn signals, if desired.

1. **Cost** Priced higher than stock tail/brake light assemblies, which may be a concern for budget-conscious buyers.

2. **Potential Learning Curve** While installation is straightforward, those unfamiliar with motorcycle wiring may need to double-check connections to avoid issues.

3. **Stock Light Removal** Requires **disconnecting and removing the original tail/brake lights**, which may be seen as unnecessary if they are still functional.

4. **Regulatory Compliance** Some regions have **specific lighting regulations** ensure the LEDs meet local laws (e.g., color, brightness, and placement).

5. **Potential for Aftermarket Conflicts** If other aftermarket wiring harnesses or lighting systems are installed, there could be **electrical conflicts** requiring additional troubleshooting.

6. **Limited Customization** Unlike some aftermarket kits, this harness is **not modular**, meaning you cannot easily swap out components (e.g., different LED colors or intensities).

7. **Possible Grounding Issues** If the bike s electrical system is not properly grounded, the LEDs may flicker or fail to light consistently.

---

### **Conclusion**

The **Kodlin KUS11501 Rear LED Wiring Harness** is a **solid upgrade** for the **Harley-Davidson M8 Softail**, offering **better visibility, durability, and ease of installation** compared to stock lighting. It is particularly beneficial for riders who prioritize **safety, modern aesthetics, and long-term reliability**.

However, the **higher cost** and the **need for careful installation** may deter some buyers. If you are comfortable with basic wiring tasks and want a **direct, no-frills LED upgrade**, this harness is an excellent choice. For those on a tight budget or who prefer minimal modifications, the stock lights may suffice.

### **Recommendation**

- You want **brighter, more efficient lighting** than stock options.

- You are willing to **invest in safety and aesthetics** for your M8 Softail.

- You have **basic mechanical/electrical skills** or are comfortable following instructions.

- You plan to **keep the bike stock otherwise** and want a simple, reliable upgrade.

- You are **uncomfortable with wiring modifications** and prefer professional installation.

- You are **strictly budget-conscious** and can find a lower-cost alternative.

- Your local laws **restrict LED lighting** in certain ways.

**Final Verdict:** For most **M8 Softail owners** looking for a **practical, high-quality LED upgrade**, the Kodlin KUS11501 is a **strong recommendation**. Just ensure proper installation and compliance with local regulations.

Details:

Trim to length wires, for custom installations. Eliminates need to cut OEM harness. Specs: Product Name Wiring Harness, For Make Harley Davidson, Color/Finish Black, Units Kit, Riding Style Street.: 2018 - 2020 Harley-Davidson Softail Breakout 114 FXBRS, 2018 -2019,2023Harley-Davidson Softail FXBR, 2018 - 2021 ,2023Harley-Davidson Softail Fat Bob FXFBS, 2018 -2019Harley-Davidson Softail FXFB, 2018 -2023Harley-Davidson Softail Boy FLFBS, FLFB, Low Rider FXLR, 2018 - 2021 Harley-Davidson Softail Slim FLSL, Sport Glide FLSB, 2018 - 2020, 2022 Harley-Davidson Softail Street FXBB, 2020 -2023Harley- FXLRS, Standard FXST, 2021 -2023Harley-Davidson Softail FXBBS, 2022 -2023Harley-Davidson Softail ST FXLRST. Features: Direct plug in for M8 Softail main harness.

KODLIN USA 2120-1233 KUS11501 Rear LED Wiring Harness - M8 Softail. This fitment information is based upon the stock version of motorcycle or unit referenced and any accessory added other modification could invalidate quick reference provided.

part #: kus11501 prices

• $68.21-$74.19

specifications instrumentcablecycleio:

• for models: M8, Softail
• brand: Kodlin Usa
• mpn: Kus11501
• part type: Led Wiring Harness

returns instrumentcablecycleio:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

general instrumentcablecycleio:

• Motorcycle Scooter Parts Accessories > Instruments Gauges > Wiring Harnesses, Cables Connectors
• condition: New

shipping instrumentcablecycleio:

• carrier: FedEx, USPS, UPS
• transit: 3-7 Days
• cost: $9.95
• service: FedEx Ground / FedEx Home Delivery, USPS Priority Mail, USPS Ground Advantage, UPS Ground
• class: Standard, Expedited
• type: Fixed

offer instrumentcablecycleio:

• availability: In Stock
• sold: 0
• quantity: 9
• options: Ship-to-home
• started: February 11, 2026

seller instrumentcablecycleio:

• city: Omaha, NE
• # reviews: 3706
• rating: 100.0%

payments instrumentcablecycleio:

• credit card: Visa
• other
• wallet: Google-pay

Kodlin Usa KUS11501 Is Similar To:

• Kodlin Usa Kus11502 2120-1235 Rear Led Wiring Harness Harley Davidson (81.8% similar) 2021 Harley-Davidson Electra glide revival FL. Kodlin Usa 2120-1235 KUS11502 rear led wiring harness - Harley Davidson. Not dependent on rear facial light module. Note:for model's without tour-Park. Eliminates need to cut oem harness. This fitment information is based upon the stock version of ...(February 11th, 2026)