The 2012 Harley Davidson Road King is a classic motorcycle that embodies power and style. As any bike enthusiast knows, a reliable battery is essential for the performance and longevity of your ride. With advancements in technology, lithium-ion batteries have become a popular choice among riders, offering numerous benefits over traditional lead-acid batteries. In this article, we will explore the best lithium-ion battery options for the 2012 Harley Davidson Road King, providing you with all the information you need to make an informed decision.

Why Choose Lithium Ion Batteries?

Lithium-ion batteries have rapidly gained popularity in the motorcycle community for several compelling reasons:

• Lightweight: Lithium-ion batteries are significantly lighter than their lead-acid counterparts, which can enhance the overall performance and agility of your Road King.
• Longer Lifespan: Typically, lithium-ion batteries can last up to 10 years with proper care, compared to the 3-5 years for lead-acid batteries.
• Higher Cranking Amps: These batteries provide better cranking power, ensuring that your bike starts easily even in cold conditions.
• Low Self-Discharge Rate: Lithium-ion batteries lose their charge at a much slower rate, making them ideal for infrequent riders.
• Faster Charging: They can charge significantly faster, allowing you more time on the road.

Key Considerations When Choosing a Lithium Ion Battery

When selecting a lithium-ion battery for your Harley Davidson Road King, consider the following factors:

• Compatibility: Ensure that the battery fits the physical dimensions and meets the voltage requirements of your motorcycle.
• Cold Cranking Amps (CCA): This rating indicates the battery's ability to start your motorcycle in cold temperatures. Look for higher CCA ratings for reliable performance.
• Battery Management System (BMS): A good BMS will help prevent overcharging, overheating, and deep discharges, thus prolonging the battery's life.
• Warranty: Check the warranty period offered by the manufacturer, as a good warranty often reflects the quality of the product.

Top Lithium Ion Batteries for 2012 Harley Davidson Road King

1. Shorai LFX36L3-BS12

The Shorai LFX36L3-BS12 is one of the top-rated lithium-ion batteries for Harley Davidson motorcycles, including the 2012 Road King. With a capacity of 36 amp-hours and impressive cranking amps, this battery is designed to deliver reliable starts even in challenging conditions.

Its lightweight design (weighing about 5.4 lbs) makes it a perfect fit for performance enthusiasts. Plus, it features a BMS that helps monitor the battery's condition, ensuring optimal performance throughout its life.

2. Antigravity ATX12-HD

The Antigravity ATX12-HD is another excellent option for Harley riders. Known for its compact design and high power output, this battery packs a punch with 480 CCA and a lifetime of up to 10 years. Its advanced technology includes a built-in jump starter, which can help you start your bike in case of emergencies.

Furthermore, it weighs only 5 lbs, making it easy to manage while enhancing your motorcycle's performance.

3. Battery Tender Lithium Iron Phosphate Battery

This offering from Battery Tender offers impeccable quality and longevity. With superior safety features, this lithium iron phosphate battery is designed for performance and stability.

Its lightweight nature (approximately 4.5 lbs) allows for significant weight savings without sacrificing power. It has a CCA rating of 300, making it a reliable choice for any weather condition.

4. EarthX ETX36C

The EarthX ETX36C is renowned for its robustness and reliability. It features a built-in Battery Management System (BMS) with a user-friendly interface that allows riders to monitor the battery's status easily. With an impressive CCA of 540 and a total weight of only 6 lbs, it’s one of the most powerful options available.

It also boasts a long service life and is highly resistant to vibrations, making it a safe bet for the Harley Davidson Road King.

Installation Tips for Lithium Ion Batteries

Once you've selected your ideal lithium-ion battery, it’s essential to install it correctly:

1. Disconnect the Negative Terminal: Always start by disconnecting the negative terminal to prevent any electrical shorts.
2. Remove the Old Battery: Take out the old battery carefully, ensuring you don’t damage any surrounding components.
3. Install the New Battery: Place the new lithium-ion battery in the battery compartment, connecting the positive terminal first followed by the negative terminal.
4. Check Connections: Ensure that all connections are secure to prevent any loose wiring while riding.
5. Dispose of the Old Battery Properly: Make sure to recycle the old battery through proper channels to help protect the environment.

Maintaining Your Lithium Ion Battery

To maximize the lifespan of your new battery, follow these maintenance tips:

• Regularly check the charge level to prevent deep discharges.
• Keep the battery terminals clean and free from corrosion.
• Store the motorcycle in a dry, cool place to keep the battery in optimal condition during the off-season.

Final Thoughts on Lithium Ion Batteries

Investing in a lithium-ion battery for your 2012 Harley Davidson Road King can significantly enhance your riding experience, offering improved performance and reliability. With the options listed above, you can find a battery that meets your specific needs while enjoying the benefits that come with modern battery technology. Whether you’re a daily commuter or a weekend rider, the right lithium-ion battery can make all the difference in your motorcycle's performance.