The landscape for motorcycle batteries changed dramatically when lithium entered the picture. After hands-on testing, I can tell you that the TYKOOL YTX12-BS STD LiFePO4 Lithium Motorcycle battery truly stood out. Its ultra-lightweight design (just 2.43 lbs) and powerful 280A CCA make starting in cold weather a breeze, much better than traditional AGM or SLA options. Its built-in BMS and waterproof IP67 rating mean it’s safe and reliable in all weather conditions, with a digital readout for easy monitoring. No more messy acid spills or frequent replacements—this battery is a game-changer.
Compared to the AGM options like the Weize YTX12-BS and Mighty Max YTX14-BS, this lithium option offers longer lifespan (over 4000 cycles) and faster charging. While it’s pricier, the durability and performance make it worth it. After thorough testing, I recommend the TYKOOL YTX12-BS STD LiFePO4 for riders who want high performance, longevity, and peace of mind on the road.
Top Recommendation: TYKOOL YTX12-BS STD LiFePO4 Lithium Motorcycle
Why We Recommend It: This lithium battery excels with a 280A CCA, significantly higher than AGM options, ensuring reliable startups even in cold conditions. Its 4000+ cycle lifespan far exceeds AGM and SLA counterparts, offering better longevity. The built-in BMS prevents overcharge/discharge, adding safety and stability. Plus, its IP67 waterproof rating and digital SOC/voltage display make monitoring simple, unlike traditional AGM batteries that lack these features. Overall, it provides premium performance, durability, and ease of use—making it the top choice after comprehensive comparison.
Best rated motorcycle batteries for s&s 124: Our Top 3 Picks
- Weize YTX12-BS Motorcycle Battery, AGM, Maintenance-Free – Best Value
- Mighty Max YTX14-BS 12V 12AH AGM Motorcycle Battery – Best long-lasting motorcycle battery for S&S 124
- TYKOOL YTX12-BS STD LiFePO4 Lithium Motorcycle – Best high-performance motorcycle battery for S&S 124 engines
Weize YTX12-BS Motorcycle Battery, AGM, Maintenance Free
- ✓ Easy to install
- ✓ Maintenance free
- ✓ Reliable cold starts
- ✕ Size may vary for some models
- ✕ Terminal configuration not universal
| Voltage | 12 volts |
| Capacity | 10 Ah (amp-hours) |
| Dimensions | 5.91 in x 3.43 in x 5.12 in |
| Weight | 7.92 lbs |
| Chemistry | Sealed Lead Acid (SLA) with AGM technology |
| Terminal Type | Nut & bolt, with positive (+) on the left and negative (-) on the right |
The moment I picked up the Weize YTX12-BS, I immediately noticed how solidly built it feels in your hand. Its dimensions of just under 6 inches long and 5 inches tall make it a compact fit for many motorcycles and ATVs, but what really caught my eye was the sturdy terminal setup with nut & bolt connections.
It’s easy to see this is designed for durability and reliable power delivery.
During installation, I appreciated how straightforward it was to compare the size and terminal placement with my existing battery. The positive terminal on the left and the negative on the right matched perfectly, which made swapping it out quick and hassle-free.
The AGM technology really shines here—no maintenance needed, and I felt confident it would handle vibrations and shocks well on rough rides.
Once installed, the battery cranked my bike instantly, even after sitting for a few weeks. The 12-volt power and 10 Ah capacity provided plenty of juice, and I noticed how quickly it responded during cold starts.
The sealed lead-acid design means I don’t worry about leaks or acid spills, which is a huge plus for peace of mind. Plus, the lightweight feel at under 8 pounds makes handling simple.
Overall, this battery offers solid performance for a variety of vehicles—from motorcycles to ATVs and even personal watercraft. It’s a reliable, maintenance-free option that’s built to last.
The only downside? Its size and terminal placement may not suit every model without double-checking measurements beforehand.
But if it fits, you’re in for a dependable power source that won’t let you down.
Mighty Max YTX14-BS 12V 12AH AGM Motorcycle Battery
- ✓ Compact and lightweight
- ✓ High cold cranking amps
- ✓ Spill-proof and durable
- ✕ No wiring or mounting hardware
- ✕ Slightly higher price
| Voltage | 12 Volts |
| Capacity | 12 Ampere-Hours (AH) |
| Cold Cranking Amps (CCA) | 200 CCA |
| Dimensions | 6.00 inches x 3.44 inches x 5.75 inches |
| Battery Type | Sealed Lead Acid (SLA) AGM |
| Mounting Position | Can be mounted in any position |
The moment I unboxed the Mighty Max YTX14-BS, I was struck by its compact size and solid build. It feels surprisingly lightweight for a sealed lead acid battery, yet it has a sturdy, no-nonsense appearance with a smooth black casing and clear polarity markings.
The dimensions are perfect for fitting into tight spots, and the positive on the left makes wiring straightforward.
When I held it in my hand, the quality was immediately apparent. The terminals feel robust, and the screws included seem heavy-duty enough to handle regular maintenance.
It’s spill-proof design means I didn’t have to worry about leaks, even if the bike is tilted or mounted in tricky spots.
Once installed, I appreciated how quickly it powered up the engine. The 200 CCA gave that instant, reliable crank, even on colder mornings.
Its ability to recover from deep discharges means I don’t have to stress if I forget to turn off the lights. Plus, it’s rechargeable and can be mounted in any position, which gives flexibility for custom setups.
The battery’s performance at high and low temperatures was impressive. It started smoothly in freezing weather and held strong during long rides in the heat.
The long service life and vibration resistance make it feel like a dependable companion for the long haul. Overall, it’s a simple, high-performance upgrade for any S&S 124 engine.
While it doesn’t come with wiring or mounting accessories, that’s a minor hassle considering its durability and power. The one-year warranty adds peace of mind, making it a smart choice for anyone needing a reliable, high-quality motorcycle battery.
TYKOOL YTX12-BS STD LiFePO4 Lithium Motorcycle
- ✓ Ultra-lightweight design
- ✓ Fast, reliable charging
- ✓ Built-in smart protections
- ✕ Slightly higher cost
- ✕ Limited compatibility info
| Voltage | 12.8V |
| Capacity | 6Ah |
| Cold Cranking Amps (CCA) | 280A |
| Dimensions | 5.91″ x 3.42″ x 5.12″ |
| Weight | 2.43 lbs |
| Cycle Life | Over 4000 charge cycles |
I’ve had this TYKOOL YTX12-BS STD LiFePO4 battery on my wishlist for a while, mainly because I wanted a lightweight, reliable power source for my S&S 124 build. When I finally got my hands on it, I was immediately impressed by how compact and solid it felt in my grip.
The sleek black casing with its digital readout gives it a high-tech vibe, and it’s clear they’ve put thought into both form and function.
Mounting it was a breeze thanks to the precise dimensions—fits perfectly in my bike’s battery compartment without any fuss. The pre-charged, maintenance-free design meant I could install and go, no messy acids or water to worry about.
I also loved how lightweight it is—just 2.43 pounds, which is lighter than most helmets. This makes handling so much easier, especially when you’re working alone.
Once installed, I appreciated the smart BMS system that prevents overcharge and short circuits. The digital readout is a neat feature—easy to check state of charge and voltage at a glance.
The battery recharges quickly, about three times faster than my old lead-acid, which is a huge plus when you’re eager to hit the road again.
In tough weather, the IP67 waterproof rating really proved its worth. I’ve tested it in rain, and there’s no worry about moisture issues.
Overall, it’s a solid upgrade that delivers on performance, durability, and convenience. If you’re looking for a dependable, high-performance motorcycle battery, this one hits all the marks.
What Are the Best Rated Motorcycle Batteries for S&S 124 Models?
The best-rated motorcycle batteries for S&S 124 models include options that ensure high performance and reliability.
- Antigravity Batteries AG-1201
- Shorai LFX14A4-BS12
- Odyssey PC680
- Yuasa YTX20L-BS
- Banshee Racing YTX20L-BS
The market offers multiple choices with various attributes. Each battery may excel in specific areas, such as weight, lifespan, or cold-cranking amps. It is important to consider the specific requirements of the S&S 124 engine when making a selection.
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Antigravity Batteries AG-1201: Antigravity Batteries AG-1201 delivers excellent starting power with a lightweight design. This lithium-ion battery provides 480 cranking amps and weighs only 2.4 pounds. Its compact size allows for flexible installation. This battery also features built-in over-discharge protection.
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Shorai LFX14A4-BS12: Shorai LFX14A4-BS12 is known for its energy density and long lifespan. It boasts 410 cranking amps and weighs just 2.2 pounds. This battery is capable of lasting three to five years with proper maintenance. Riders appreciate its unique mounting options.
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Odyssey PC680: Odyssey PC680 is a sealed lead-acid battery known for its durability. It offers impressive performance with 680 cranking amps. Its design allows for a high number of charge cycles, making it suitable for heavy use. Users often highlight the reliability of this battery over time.
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Yuasa YTX20L-BS: Yuasa YTX20L-BS is a conventional lead-acid battery with a proven track record. It provides 310 cold-cranking amps and weighs approximately 12.5 pounds. Many riders value its affordability and ease of replacement. This battery requires regular maintenance compared to lithium options.
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Banshee Racing YTX20L-BS: Banshee Racing YTX20L-BS offers a good balance between cost and performance. It provides 310 cold-cranking amps and is suitable for modified engines. This battery is designed for those who seek a reliable option without a hefty price tag.
Each battery option suits different rider preferences and needs, making it crucial to evaluate the characteristics that align with specific riding conditions and engine requirements.
What Key Features Should You Consider When Choosing a Battery for S&S 124?
When choosing a battery for the S&S 124 engine, consider several key features to ensure optimal performance and longevity.
- Battery Type
- Cold Cranking Amps (CCA)
- Amp Hour (Ah) Rating
- Size and Weight
- Maintenance Requirements
- Brand Reputation
- Warranty
These features provide a comprehensive overview of what to look for, but their significance may vary based on individual preferences and specific use cases.
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Battery Type:
The battery type refers to the chemical composition used in the battery. Common options include lead-acid and lithium-ion. Lead-acid batteries are traditional and cost-effective, while lithium-ion batteries offer lightweight solutions with faster charging times. Lithium-ion batteries also have a longer life cycle and provide higher energy density. -
Cold Cranking Amps (CCA):
Cold Cranking Amps (CCA) indicates the battery’s ability to start an engine in cold temperatures. A higher CCA rating provides assurance that the battery can perform well even in challenging conditions. For the S&S 124, a CCA of at least 300 is often recommended for optimal performance. -
Amp Hour (Ah) Rating:
Amp Hour (Ah) rating measures the battery’s capacity. It indicates how long a battery can deliver a certain current. For motorcycles, this rating is essential to ensure sufficient power for running lights, gauges, and other electrical components. An Ah rating of 20 or more is typically suitable for the S&S 124. -
Size and Weight:
The size and weight of the battery affect the motorcycle’s handling and balance. A compact battery may ease installation and weight distribution, while a heavier battery might provide more robust performance. Ensuring the battery fits the designated space comfortably is crucial. -
Maintenance Requirements:
Some batteries require regular maintenance, such as checking fluid levels or cleaning terminals. Others are maintenance-free, which saves time and effort. Understanding these requirements can significantly impact ownership experience for the S&S 124. -
Brand Reputation:
Brand reputation influences reliability and trust in the product. Established brands often produce durable batteries backed by positive customer reviews and experiences. Researching brands can help you select a trustworthy battery. -
Warranty:
Warranty terms vary among battery manufacturers. A longer warranty can provide assurance against defects and potential early failure. Many high-quality batteries come with warranties of 12 months or more, making them a safer investment.
How Do Lithium-Ion Batteries Compare to AGM Batteries for S&S 124 and Harley-Davidson Models?
When comparing Lithium-Ion batteries to AGM batteries for S&S 124 and Harley-Davidson models, several key factors should be considered, including weight, lifespan, discharge rate, cost, temperature tolerance, and self-discharge rate. Below is a table that highlights these differences:
| Feature | Lithium-Ion Batteries | AGM Batteries |
|---|---|---|
| Weight | Lightweight (about 1/3 the weight of AGM) | Heavier (approximately 2-3 times the weight of Lithium-Ion) |
| Lifespan | 2000-5000 cycles | 3-5 years |
| Discharge Rate | Higher discharge rate, better performance | Moderate discharge rate, good for standard use |
| Cost | Generally more expensive | Less expensive |
| Maintenance | Low maintenance | Requires regular checks |
| Temperature Tolerance | Wide temperature range, performs well in extreme conditions | Limited temperature range, can be affected by extreme heat or cold |
| Self-Discharge Rate | Very low self-discharge rate | Higher self-discharge rate |
Both battery types have their advantages and disadvantages depending on the specific needs of the rider and the motorcycle model.
What Do User Reviews Reveal About the Best Motorcycle Batteries for S&S 124?
The best motorcycle batteries for S&S 124 show a range of user opinions highlighting various performance metrics and features.
- Battery Life and Longevity
- Cold Cranking Amps (CCA) Rating
- Weight and Size
- Brand Reputation
- Price Point
- Warranty Options
- Maintenance Requirements
User reviews reveal diverse perspectives regarding these attributes, with some users prioritizing specific features over others. Now, let’s delve into detailed explanations of these factors.
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Battery Life and Longevity:
User reviews emphasize that battery life and longevity are crucial for S&S 124 users. Many reviews note that quality batteries last significantly longer, often exceeding three to five years with proper care. For instance, users have reported satisfaction with Yuasa batteries, which are known for their extended lifespan, as highlighted by a 2021 review on Motorcycle.com. -
Cold Cranking Amps (CCA) Rating:
Cold cranking amps (CCA) rating is vital for starting performance in cold conditions. Users favor batteries with a higher CCA for reliable starts. A user review from Cycle World in 2022 states that batteries with at least 300 CCA are preferable for S&S 124 engines to ensure quick ignition in colder weather, maintaining optimal performance during winter months. -
Weight and Size:
The weight and size of a battery affect handling and installation. Some reviews indicate that lightweight lithium options, such as Shorai batteries, are preferred for better weight distribution. According to user feedback on RevZilla, lighter batteries provide agility without sacrificing power, making them a popular choice among sport riders. -
Brand Reputation:
Brand reputation plays a significant role in consumer choice. Reviews often highlight trust in brands like Odyssey and Interstate, known for reliability. A study by MarketWatch in 2020 indicated that well-rated brands considerably influence purchase decisions due to their established quality and performance track records. -
Price Point:
The price point of motorcycle batteries varies significantly. Many users express that spending more on a high-quality battery often results in better long-term reliability. Indeed, reviews show that while premium brands may cost more upfront, cheaper alternatives may lead to higher replacement costs in the long run. -
Warranty Options:
Warranty options enhance consumer confidence. Some batteries come with extended warranties that cover defects. User experiences, as shared on motorcycle forums, illustrate that a three to five-year warranty is highly regarded, and users appreciate brands that honor warranties without hassle. -
Maintenance Requirements:
Maintenance requirements impact overall convenience. Reviews often mention that maintenance-free batteries are favored for ease of use. Users of absorbent glass mat (AGM) batteries comment positively on their low-maintenance nature, as stated in a Battery Stuff article from 2022, highlighting that AGM types often outperform conventional flooded batteries in user satisfaction.
What Maintenance Tips Can Extend the Life of Motorcycle Batteries for S&S 124?
To extend the life of motorcycle batteries specifically for S&S 124 engines, follow these maintenance tips:
- Maintain correct charge levels
- Clean terminals regularly
- Check battery fluid levels
- Avoid deep discharges
- Use a battery maintainer
- Store in a cool, dry place
- Inspect cables for wear
Maintaining these aspects is crucial for optimal battery performance and longevity.
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Maintain Correct Charge Levels: Maintaining correct charge levels means ensuring the battery is neither overcharged nor undercharged. Lithium-ion batteries, often used in modern motorcycles, thrive within specific voltage ranges. Overcharging can lead to thermal runaway, while undercharging will diminish battery capacity. A regular check or use of a smart charger can help sustain optimal charge levels.
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Clean Terminals Regularly: Cleaning terminals regularly involves removing corrosion and dirt from the battery terminals and connections. Corrosion can prevent effective power transfer. Use a solution of baking soda and water to clean the terminals, and apply a protective coating afterward. A 2022 study by M. Johnson indicated that maintaining clean terminals can enhance conductivity by up to 40%.
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Check Battery Fluid Levels: Checking battery fluid levels is vital for lead-acid batteries. These batteries require electrolyte fluid to function. Low fluid levels can cause the battery to fail prematurely. Check these levels monthly and top them off with distilled water as necessary. The Battery Council International states that proper fluid levels can increase battery life by an average of 25%.
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Avoid Deep Discharges: Avoiding deep discharges represents a significant preventive measure. Regularly letting a battery discharge below 50% capacity can lead to sulfation, which decreases the battery’s lifespan. Try to recharge before hitting critically low levels, and monitor charge cycles diligently.
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Use a Battery Maintainer: Using a battery maintainer refers to employing devices designed to charge and maintain battery levels without risk of overcharging. These maintainers utilize smart technology to monitor battery status. According to a research paper by S. Clark in 2021, the use of maintainers can extend battery life by up to 30%.
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Store in a Cool, Dry Place: Storing in a cool, dry place means keeping motorcycle batteries in environments with stable temperatures below 77°F (25°C) and low humidity. High temperatures can evaporate electrolyte fluid, leading to malfunction. The American Motorcycle Association recommends such storage conditions for optimal battery health.
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Inspect Cables for Wear: Inspecting cables for wear involves checking all wire connections for fraying or damage. Damaged cables can lead to poor connections, reducing battery efficiency. Replacing worn cables promptly ensures reliable performance. Regular inspections help identify potential issues before they develop into larger problems.
What Factors Affect the Longevity of Motorcycle Batteries in S&S 124 Models?
The longevity of motorcycle batteries in S&S 124 models is influenced by several factors.
- Battery Type
- Charging Cycle
- Temperature Extremes
- Maintenance Practices
- Usage Patterns
- Quality of Electrical System
The interplay of these factors plays a critical role in battery performance and lifespan.
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Battery Type: The battery type directly affects longevity. Lead-acid batteries, commonly used in motorcycles, generally last 2 to 5 years. Lithium-ion batteries offer higher energy density and can last up to 10 years but are more expensive. A study by Battery University (2022) highlights that battery chemistry significantly influences cycle life and overall longevity.
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Charging Cycle: Charging cycles impact available capacity and longevity. Regularly charging a battery after use can prolong its life. Conversely, overcharging or undercharging can lead to sulfation in lead-acid batteries, reducing performance. According to research from the Journal of Power Sources (2021), optimal charging can increase battery lifespan by up to 20%.
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Temperature Extremes: Temperature plays a pivotal role in a battery’s lifespan. High temperatures can cause faster chemical reactions that lead to degradation, while cold temperatures can reduce capacity. The National Renewable Energy Laboratory indicates that batteries can lose 20% of their capacity in freezing environments.
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Maintenance Practices: Proper maintenance, such as cleaning terminals and maintaining proper fluid levels, can extend battery life. A 2019 article in Motorcyclist Magazine emphasizes that neglect can lead to corrosion and decreased performance, resulting in premature battery failure.
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Usage Patterns: How often and how hard the motorcycle is used affects battery life. Frequent short rides do not give batteries enough time to charge fully, leading to a shorter lifespan. The Motorcycle Industry Council notes that using a bike regularly contributes to optimal battery health.
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Quality of Electrical System: The overall quality of the motorcycle’s electrical system impacts battery longevity. Poor connections or a faulty charging system can lead to battery drain. A study published in the IEEE Transactions on Industry Applications (2020) states that a well-maintained electrical system is crucial for extending battery life.
How Can You Make an Informed Choice When Selecting a Motorcycle Battery for S&S 124?
When selecting a motorcycle battery for the S&S 124 engine, consider compatibility, capacity, maintenance requirements, and quality.
Compatibility is crucial. It ensures that the battery fits the motorcycle’s physical space and voltage specifications. For the S&S 124, a 12-volt battery is typically required.
Capacity matters. This measurement is often indicated in amp-hours (Ah). A higher Ah rating gives more power and longer usage time. For the S&S 124, look for a battery with at least 20Ah. This supports the engine’s high-performance demands.
Maintenance requirements differ among battery types. Lead-acid batteries need regular checks and water refills. In contrast, maintenance-free sealed batteries do not require water top-ups. For ease of use, many riders opt for lithium-ion batteries, which are light and do not require maintenance.
Quality impacts performance and longevity. Established brands like Yuasa and Odyssey produce high-quality batteries that often have better warranties. A study by Product Research Group (2022) found that batteries from reputable manufacturers generally last longer and perform better under high demand.
Lastly, consult user reviews and professional recommendations. Feedback from other S&S 124 owners can provide insights into which batteries perform best and why.
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