The 5 Best Batteries for Harley Road King: Power Up Your Ride in 2024

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Mr. Chase Manhattan

When it comes to keeping your Harley Road King running smoothly in 2024, selecting the right battery is essential. You might find yourself weighing options like the lightweight NOCO Lithium NLP30 or the reliable Caltric AGM Battery. Each choice offers unique features that can enhance your ride, but knowing which one truly fits your needs can be a challenge. Let's explore the top five batteries that promise to power up your ride and guarantee you're equipped for the road ahead. What factors should you consider to make the best decision for your motorcycle?

Quick Takeaways

  • Battery Types: Choose between Sealed Lead-Acid, Lithium, or AGM batteries based on performance, weight, and maintenance preferences for your Harley Road King.
  • Cold Cranking Amps (CCA): Ensure the battery has a CCA rating between 350 to 700 for reliable starting, especially in cold weather conditions.
  • Weight Considerations: Opt for lightweight lithium batteries (as low as 2.76 lbs) for improved agility compared to traditional lead-acid batteries weighing around 22 lbs.
  • Warranty and Support: Look for batteries with warranties ranging from 2 to 5 years and clear return policies for added peace of mind.
  • Compatibility: Verify battery dimensions and specifications to ensure a snug fit and compatibility with your specific Harley Road King model.

NOCO Lithium NLP30 Motorcycle Battery

noco lithium motorcycle battery

The NOCO Lithium NLP30 Motorcycle Battery stands out as an excellent choice for Harley Road King owners seeking reliability and performance. This Group 30 Lithium LiFePO4 battery offers a robust 12V, 8Ah capacity, delivering an impressive 700A starting power. With over 50,000 starts and 2,000 charge cycles, it greatly outlasts traditional lead-acid batteries. Weighing just 2.76 pounds, it provides a considerable weight saving, enhancing the motorcycle's agility. The battery features a dynamic BMS for peak safety and quick charging capabilities, needing only five minutes for a start. Its universal fit guarantees compatibility with several major brands. With a five-year limited warranty and positive user feedback, the NOCO NLP30 proves to be an outstanding investment for Harley enthusiasts.

Best For: Harley Road King owners looking for a lightweight, high-performance battery with exceptional starting power and longevity.

Pros:

  • Maintenance-Free: No need for sulfation, activation, or water; arrives fully charged.
  • High Performance: Delivers 2X more power and 10X more starts compared to traditional lead-acid batteries.
  • Quick Charging: Can be charged in just minutes, needing only five minutes for a start.

Cons:

  • Compatibility Issues: Requires a specific compatible charger for optimal use.
  • Parasitic Draw: Some users experienced reduced battery life due to parasitic draw when not in use.
  • Weight Sensitivity: Although lightweight, some riders may prefer even lighter alternatives for racing or performance-focused applications.

Battery for Harley Davidson FL Touring Models

harley davidson fl touring battery

For riders of Harley Davidson FL Touring Models, the YTX30L BS/YIX30L-BS battery stands out as the ideal choice due to its impressive cold cranking amps (CCA) of 500, ensuring reliable starts even in challenging conditions. This 12V sealed lead acid battery offers a capacity of 30 Ah and weighs 22 lbs, making it a robust option for various applications, including motorcycles and ATVs. Measuring 6.54 x 4.96 x 6.89 inches, it fits snugly in multiple models. Backed by a 4-year warranty and a 30-day return policy, it boasts an average rating of 4.3 out of 5 stars. Despite some reports of charge retention issues, many users praise its strong performance and ease of installation.

Best For: Riders of Harley Davidson FL Touring Models seeking a reliable and powerful battery for their motorcycles.

Pros:

  • Strong cold cranking amps (CCA) of 500 ensure reliable starts in difficult conditions.
  • Maintenance-free sealed AGM design offers convenience and ease of use.
  • Backed by a 4-year warranty and a 30-day return policy for added peace of mind.

Cons:

  • Some users report issues with charge retention and defective batteries.
  • Compatibility problems may arise with certain models beyond those listed.
  • Obtaining warranty support can be challenging for some customers.

Weize Lithium YTX30L-BS Motorcycle Battery

weize ytx30l bs battery

Featuring an impressive Cold Cranking Amps (CCA) rating of 700, the Weize Lithium YTX30L-BS Motorcycle Battery is an excellent choice for Harley Road King owners seeking reliable starting power. Weighing only 7.66 pounds and measuring 6.54 x 4.96 x 6.89 inches, it's lightweight and compact. This lithium battery boasts a 10AH capacity, providing two times the power and ten times the starts compared to traditional lead-acid options. Durability is key, with over 50,000 starts and 2,000 charge cycles. The built-in Battery Management System safeguards against overcharging and short-circuiting, ensuring long-term performance. Environmentally friendly and made from non-toxic materials, the Weize battery offers a robust solution for diverse powersport applications. Customer feedback reflects a solid 4.4 out of 5-star rating.

Best For: Motorcycle enthusiasts, especially Harley Road King owners, seeking a lightweight, high-performance battery with reliable starting power.

Pros:

  • Lightweight and compact design makes installation easier and reduces overall bike weight.
  • High Cold Cranking Amps (CCA) rating of 700 ensures reliable starts in various weather conditions.
  • Built-in Battery Management System (BMS) provides enhanced safety by protecting against overcharging and short-circuiting.

Cons:

  • Some users have reported voltage stability issues, which may affect performance.
  • Higher initial cost compared to traditional lead-acid batteries.
  • Mixed reviews on longevity, with some users questioning durability after extended use.

Caltric AGM Battery for Harley Davidson Flhri Road King

caltric agm battery for harley

Offering a reliable power source, the Caltric AGM Battery stands out as an excellent choice for Harley Davidson FLHRI Road King models from 1997 to 2006. This maintenance-free battery features absorbed glass mat (AGM) technology, ensuring no need for water while providing consistent performance. With a 12V, 30 AH capacity and 350 CCA, it delivers ample starting power, making it a dependable option for riders. Weighing 21 pounds and measuring 6 9/16" in length, 5" in width, and 6 7/8" in height, it fits comfortably within the bike's battery compartment. Customers rate it 4.4 out of 5 stars, although experiences vary regarding performance and longevity. Overall, it remains a popular choice among Road King enthusiasts.

Best For: Riders of Harley Davidson FLHRI Road King models from 1997 to 2006 looking for a reliable and maintenance-free battery option.

Pros:

  • Maintenance-free design with AGM technology eliminates the need for water.
  • Ample starting power with 12V, 30 AH capacity and 350 CCA.
  • Positive customer feedback regarding fitment and initial performance.

Cons:

  • Mixed reviews on battery longevity, with some users reporting early failures.
  • Limited warranty information, with some customers noting only a 3-month guarantee.
  • Customer service issues reported by a portion of users.

AGM Battery for Harley Davidson FLHR Road King (1997-2016)

agm battery for road king

The AGM Battery is an excellent choice for riders of the Harley Davidson FLHR Road King models from 1997 to 2016, thanks to its robust specifications, including a powerful 28Ah capacity and 230CCA. Manufactured by BatteryJack Inc. under the Banshee brand, this battery boasts dimensions of 6.61 x 5.00 x 6.85 inches and weighs 22 pounds. It comes with a 2-year warranty and is eligible for Amazon's 30-day return guarantee. While customer ratings average 3.9 out of 5 stars, feedback is mixed; some riders report issues with charge retention, while others appreciate its affordability and service. Proper maintenance is essential to prevent complications like acid leakage and performance failures, ensuring ideal use for touring needs.

Best For: Riders of Harley Davidson FLHR Road King models from 1997 to 2016 looking for a reliable and affordable battery option.

Pros:

  • Strong specifications with 28Ah capacity and 230CCA for excellent performance.
  • 2-year warranty providing peace of mind for buyers.
  • Suitable for touring bikes, catering to the needs of long-distance riders.

Cons:

  • Mixed customer reviews regarding charge retention and performance issues.
  • Reports of acid leakage which can be problematic if not properly maintained.
  • Weight of 22 pounds may be cumbersome for some users during installation.

Factors to Consider When Choosing Batteries for Harley Road King

When you're choosing a battery for your Harley Road King, there are several key factors to keep in mind. You'll want to take into account the battery type, power requirements, size, weight, and maintenance needs to guarantee peak performance. These elements will help you select the best battery that fits your ride and lifestyle.

Battery Type Selection

Considering the performance needs of your Harley Road King, selecting the right battery type is essential for ideal functionality. You've got options like sealed lead-acid (SLA) and lithium-ion batteries, each with unique performance characteristics and maintenance requirements. Lithium-ion batteries, such as LiFePO4, typically provide more power, longer life cycles (up to 2,000 charge cycles), and faster charging times compared to traditional lead-acid batteries, which usually offer only 500 to 1,000 cycles.

When choosing a battery, pay close attention to the Cold Cranking Amps (CCA) rating, especially if you ride in colder climates. Most Harley batteries range from 350 to 700 CCA, ensuring reliable starting power. Additionally, make sure the battery's physical dimensions fit snugly in your motorcycle's battery compartment. An incorrect size can lead to performance issues and poor fitment.

Lastly, consider the warranty and return policies associated with the battery. These factors provide valuable insights into the manufacturer's confidence in their product and can offer you peace of mind. Choosing the right battery type can greatly enhance your riding experience on your Harley Road King.

Power Requirements

Power requirements play an indispensable role in selecting the right battery for your Harley Road King. You'll want a battery with a voltage of 12V and a minimum capacity of 28Ah to guarantee reliable performance. This capacity helps meet the demands of your bike's electrical system, especially during those long rides.

Cold Cranking Amps (CCA) ratings are significant too. Aim for a battery with CCA values between 350 and 700 to secure optimal starting power in various weather conditions. Remember, the more CCA, the better your bike will start, particularly in colder climates.

Consider how many starts you'll need from your battery. Lithium batteries can offer over 50,000 starts, making them an excellent choice compared to traditional lead-acid types. Moreover, choose a maintenance-free battery to avoid the hassle of adding water and reduce the risk of sulfation.

Lastly, while we'll cover size later, verify any battery you pick fits snugly in the designated compartment. Common sizes around 6.54 x 4.96 x 6.89 inches are typical for the Road King, which is essential for proper installation and performance.

Size and Dimensions

Finding the right size and dimensions for a battery is essential to guarantee a secure fit in your Harley Road King's compartment. Many compatible models typically measure around 6.54 x 4.96 x 6.89 inches, but it's important to double-check these dimensions before purchasing. You want to verify that the battery doesn't interfere with other components of your motorcycle, as a snug fit can prevent potential issues.

When selecting a battery, pay attention to the specific length, width, and height. A battery that's too large may not fit properly, while one that's too small can shift during rides. Confirm the battery meets the required specifications, like a 12V voltage and the appropriate amp-hour (Ah) rating, to satisfy your bike's electrical system needs.

Additionally, compatibility with terminal types and configurations is significant. Different batteries may come with flush or stud terminals, and this can impact installation and connection. By keeping these size and dimension factors in mind, you can verify that the battery you choose will work seamlessly with your Harley Road King, providing reliable performance and peace of mind on the road.

Weight Considerations

When you're choosing a battery for your Harley Road King, the weight is an important factor to keep in mind. The weight of your motorcycle battery can greatly impact handling and performance. Lighter batteries improve weight distribution and enhance maneuverability, making your ride more enjoyable.

Traditional lead-acid batteries weigh around 22 lbs, which can add significant heft to your bike. In contrast, lithium alternatives can weigh as little as 2.76 lbs while offering similar capacities. Opting for a lighter battery can boost acceleration and lessen strain on your motorcycle's frame and suspension system, resulting in a smoother ride.

It's essential to take into account the battery's weight when replacing or upgrading to make certain your bike maintains an ideal balance. This balance is crucial for the Harley Road King's design and handling characteristics. Additionally, the considerable weight difference between battery types can affect how easy it is to install and remove the battery during maintenance or replacement.

Maintenance Needs

Considering weight is just one aspect of choosing the right battery for your Harley Road King; maintenance needs play a significant role too. If you opt for a lead-acid battery, like an AGM type, you'll need to perform periodic maintenance checks for charge levels and may need to replenish water if it isn't sealed. While AGM batteries are designed to be sealed and maintenance-free, they can still suffer from sulfation if not used regularly.

On the other hand, lithium batteries, such as LiFePO4 options, require no maintenance at all. These batteries come fully charged upon delivery, eliminating concerns about sulfation or water levels. However, regardless of the type you choose, it's wise to keep your battery on a charger when not in use to prevent discharge and extend its lifespan, especially for lead-acid batteries.

Additionally, look for batteries with a built-in Battery Management System (BMS). A BMS can enhance safety and reduce maintenance needs by protecting against overcharge and over-discharge conditions. Balancing performance with maintenance considerations will help you make the best choice for your Harley Road King.

Warranty and Support

A reliable battery is vital for keeping your Harley Road King running smoothly, and understanding warranty and support options can make all the difference. When you're selecting a battery, consider the warranty duration, which typically ranges from 2 to 5 years. This range reflects the manufacturer's confidence in the product's durability and performance.

Look for batteries that offer a clear return policy, like a 30-day money-back guarantee. This provides you with additional confidence in case of dissatisfaction or defects. It's also important to check if the warranty covers specific issues, such as defects or performance failures, since this can vary greatly between manufacturers and impact your ownership experience.

Some batteries provide warranty support through direct channels, which allows for quicker resolution of issues compared to relying solely on third-party retailers. Finally, understanding the warranty terms, including any limitations or maintenance requirements, can influence the overall cost-effectiveness and reliability of the battery over its lifespan. By taking the time to evaluate these factors, you can guarantee that you choose a battery that not only powers your ride but also offers the support you need.

Compatibility With Models

Selecting the right battery for your Harley Road King involves more than just performance; compatibility with specific models is key. Different years and configurations of the Road King may require distinct battery types, so it's important to check the specifications for your particular model. For example, models like the FLHRI and FLHR often use batteries such as the YTX30L-BS or AGM options, which meet necessary voltage and capacity requirements.

You also need to take into account the physical dimensions of the battery. Make sure it fits snugly in the designated space, with common sizes typically around 6.5 to 6.61 inches in length and up to 6.89 inches in height. Don't overlook the Cold Cranking Amps (CCA) rating, as it can vary from 350 to 700 for compatible batteries, directly impacting your bike's starting power, especially in colder conditions.

Lastly, battery type is significant. You can choose from sealed lead-acid, lithium, or AGM batteries, each with unique maintenance needs and performance characteristics. By paying attention to these factors, you'll make sure you select a battery that not only fits but also enhances your riding experience.

Common Questions

How Do I Properly Maintain My Motorcycle Battery?

To properly maintain your motorcycle battery, you should regularly check the fluid levels and top them off with distilled water if needed. Keep the terminals clean and free from corrosion by using a wire brush. Confirm your battery is securely mounted to prevent vibrations. If you're not using your bike for a while, consider using a trickle charger to keep it charged. Regularly inspect for any signs of wear or damage.

What Tools Do I Need to Install a New Battery?

Think of your motorcycle as a loyal steed in need of fresh energy. To install a new battery, you'll need a few trusty tools: a socket wrench to release the old battery, a pair of pliers for any stubborn connectors, and a multimeter to check voltage. Don't forget safety goggles and gloves for protection. With these tools at your side, you're ready to breathe new life into your ride!

How Can I Tell if My Battery Is Failing?

You can tell if your battery's failing by observing a few key signs. If you notice your bike struggles to start or the lights flicker, it's a red flag. Also, check for corrosion around the terminals or a swollen casing. If the battery's age exceeds three to five years, it might be time for a replacement. Regularly testing the voltage can help you stay ahead of potential issues, ensuring a smooth ride.

What Is the Average Lifespan of a Harley Battery?

Think of your Harley's battery like a faithful companion on the open road. On average, you can expect a Harley battery to last about three to five years, depending on usage and maintenance. If you're riding regularly and keeping it charged, you might stretch that lifespan a bit. However, if you notice signs of struggle, like slow starts, it might be time to contemplate a replacement sooner rather than later.

Can I Use a Car Battery in My Harley Road King?

You shouldn't use a car battery in your Harley Road King. Car batteries are designed for different performance needs, like supplying high cranking amps for starting, while motorcycle batteries are built for quick bursts of energy and deep cycling. This mismatch can cause electrical issues or damage your bike's systems. Stick to motorcycle-specific batteries to guarantee peak performance and longevity, keeping your ride safe and reliable on the road.

Wrapping Up

In 2024, picking the right battery for your Harley Road King can truly elevate your ride. Whether you go for the lightweight NOCO Lithium NLP30 or the reliable Caltric AGM Battery, you'll notice the difference in performance. Imagine cruising down the highway, confident your bike will start every time, thanks to your choice of battery. So, take your time, consider your options, and power up your ride for an unforgettable journey ahead!

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Hey y’all! It’s Chase Manhattan, a life-long gearhead, tinkerer, and adrenaline junky. I like to write about all things technical in the Harley Davidson and motorcycling space.