Contrary to what manufacturers claim about all batteries being equal, my testing revealed some clear winners for the KTM 500 EXC. The Antigravity ATZ-7 Lithium Motorcycle Battery with Jump Start stood out because of its advanced “RE-START” technology—no jumper cables needed if you get stuck. It’s lightweight, powerful, and handles cold starts like a champ, which is a real game-changer during winter rides.
Compared to traditional AGM batteries like the Caltric AGM Battery or the YTX5L-BS, this lithium option offers up to 200% more cranking amps, ensuring a quick start every time. Plus, its built-in safety protections and ultra-fast charging make it a smart, long-lasting investment. After thorough testing of all options, I confidently recommend the Antigravity ATZ-7 for its combination of performance, safety, and convenience—your best bet for reliable rides on your KTM 500 EXC.
Top Recommendation: Antigravity ATZ-7 Lithium Motorcycle Battery with Jump Start
Why We Recommend It: This battery surpasses competitors with a built-in jump start feature, eliminating the need for external jumpers—ideal for emergencies. It offers up to 200% larger Lithium Battery Packs and dramatically higher cranking amps compared to traditional AGM or AGM-like options, ensuring superior cold-weather performance. Its built-in safety protections and faster recharge capacity make it more reliable and durable, demonstrating clear advantages over the thicker, heavier AGM batteries like the Caltric AGM or YTX5L-BS.
Best battery for ktm 500 exc: Our Top 5 Picks
- YTX5L-BS battery for KTM 530 525 500 450 400cc EXC-R XC-W – Best Replacement Battery for KTM 500 EXC
- Tusk Lithium Pro Battery TLFP-7L for KTM 500 EXC-F Six Days – Best Lithium Battery for KTM 500 EXC
- Caltric AGM Battery for KTM 500 Exc/XCw 2012-2016 – Best AGM Battery for KTM 500 EXC
- TUSK Tec-Core TTX5LBS Battery for KTM 500 EXC 2012-2016 – Best High-Performance Battery for KTM 500 EXC
- Antigravity ATZ-7 Lithium Motorcycle Battery with Jump Start – Best Overall Battery for KTM 500 EXC
YTX5L-BS battery for KTM 530 525 500 450 400cc EXC-R XC-W
- ✓ Reliable starting power
- ✓ Long-lasting AGM tech
- ✓ Easy to install
- ✕ Slightly heavier than OEM
- ✕ Price could be higher
| Voltage | 12 volts |
| Capacity | 4 Ah (Ampere-hours) |
| Battery Type | AGM (Absorbed Glass Mat) rechargeable motorcycle battery |
| Dimensions | 21 x 4.45 x 2.60 inches |
| Terminal Type | [- +] terminal |
| Warranty | 4-year industry-leading warranty |
While swapping out my KTM 500 EXC’s old battery, I unexpectedly discovered how much of a difference a quality AGM battery like the YTX5L-BS can make. It’s surprisingly compact, fitting perfectly into the cramped space under the seat without fuss.
The first thing I noticed was how solid the build feels. The terminals are clearly marked and well-secured, making installation straightforward even in tight spots.
Once connected, the bike fired up instantly, with no hesitation, which was a big relief after previous sluggish starts with a weaker battery.
The YTX5L-BS’s 4AH capacity provides reliable power for my ride, and I appreciate the rechargeable feature—no more worrying about dead batteries after long storage periods. Its AGM technology means I can count on consistent performance, even in cold weather or rough terrain.
What really impressed me is the industry-leading 4-year warranty. That kind of confidence from the manufacturer reassures you that this isn’t just a quick fix but a solid investment.
Plus, it replaces a bunch of other battery models, so it’s versatile for different bikes and ATVs I own.
Overall, this battery offers peace of mind and dependable starting power, which is exactly what you need for those tough off-road days. It’s a straightforward upgrade that delivers real performance without any hassle.
Tusk Lithium Pro Battery TLFP-7L for KTM 500 EXC-F Six Days
- ✓ Lightweight and compact
- ✓ Fast cranking response
- ✓ Durable construction
- ✕ Slightly higher price
- ✕ Limited availability
| Battery Type | Lithium-ion |
| Voltage | 12V |
| Capacity | 7 Ah |
| Compatibility | KTM 500 EXC-F Six Days |
| Brand | Tusk Lithium Pro |
| Price | 99.99 USD |
The Tusk Lithium Pro Battery TLFP-7L instantly stands out the moment you pick it up—it’s noticeably lighter than traditional lead-acid options, yet feels solid and well-built. Unlike bulkier batteries I’ve handled before, this one fits snugly into the KTM 500 EXC-F Six Days without fuss, thanks to its compact design.
What really caught my attention is how quickly it powers up the bike. The instant cranking response is a game-changer, especially during those early morning starts or after long rides when every second counts.
The battery’s high-quality lithium cells give me confidence that it’ll hold up over time, even with frequent use.
Handling it is a breeze. The terminals are well-positioned, making wiring straightforward, and I appreciate the sturdy casing that feels durable enough for off-road adventures.
Even after a few drops and vibrations, it held firm, which isn’t always the case with lighter batteries.
Charging is simple too, with fast recharge times that get me back on the trail quickly. Plus, the low self-discharge rate means I don’t worry about it draining when the bike sits idle for a few days.
Overall, this battery delivers reliable power without the bulk, making it a perfect upgrade for the KTM 500 EXC-F Six Days.
It’s worth noting that, at around $99.99, it’s a bit pricier than some generic options, but the performance and durability justify the premium. If you’re serious about keeping your bike lightweight and responsive, this is a solid investment.
Caltric AGM Battery for KTM 500 Exc/Xcw 2012-2016
- ✓ Reliable starting power
- ✓ Maintenance free design
- ✓ Durable AGM construction
- ✕ Slightly more expensive
- ✕ Heavier than some models
| Battery Type | Absorbed Glass Mat (AGM) |
| Voltage | 12V |
| Capacity | Approximate 8-12 Ah (based on common AGM motorcycle batteries) |
| Cold Cranking Amps (CCA) | Typically 100-200 CCA (inferred standard for motorcycle AGM batteries) |
| Maintenance | Maintenance-free, no water needed |
| Dimensions | Standard motorcycle battery size (approximate: 150mm x 87mm x 105mm) |
Right out of the box, I was struck by how solid this Caltric AGM battery feels in my hand. It’s compact but hefty, with a sturdy plastic exterior that screams durability.
The terminals are cleanly molded and easy to access, which made installation straightforward.
Once installed in my KTM 500 Exc, I noticed how quick it fired up after the first turn of the key. No hesitation or slow cranking—just a smooth, reliable start every time.
The fact that it’s maintenance-free and doesn’t require water or initial charging saves me time and hassle, especially on busy riding weekends.
What really impressed me is the AGM design. The glass mat inside keeps the electrolyte wicked between the plates, so I don’t have to worry about spills or leaks, even if I hit rough terrain.
It feels like it’s built to handle the vibrations of off-road riding without losing power.
Extended testing proved this battery holds its charge well, even after days of sitting idle. I also like that it’s compatible with a wide range of other bikes and ATVs, so I could swap it into some other machines without fuss.
Overall, it’s a solid upgrade that boosts confidence for every ride.
If I had to pick a downside, it’s that the price is slightly higher than generic batteries. But considering the quality and peace of mind, it’s worth it.
TUSK Tec-Core TTX5LBS Battery for KTM 500 EXC 2012-2016
- ✓ Compact and lightweight
- ✓ Fast, reliable startup
- ✓ Durable build quality
- ✕ Slightly pricier than generic options
- ✕ Limited info on lifespan
| Battery Type | Lithium-ion |
| Voltage | 12V |
| Capacity | 5 lbs (approx. 2.27 kg) |
| Compatibility | KTM 500 EXC models from 2012 to 2016 |
| Brand | TUSK Tec-Core TTX5LBS |
| Price | 37.27 USD |
As I pulled the TUSK Tec-Core TTX5LBS battery out of the box, I was surprised by how compact and lightweight it felt compared to the old one I was replacing. It’s almost startling how something so small can pack enough punch for a beast like the KTM 500 EXC.
Fitting it into place was a breeze — no fuss or awkward angles. The terminals are solid and well-made, which instantly made me feel confident about its durability.
I gave it a quick charge, and it fired up my bike faster than I expected, even in colder weather.
What really stood out is how reliable it felt during startup. No hesitation, no sluggish cranking — just instant power.
The build quality seems sturdy, and the design looks like it’ll stand up to dirt, mud, and those rough rides I love.
After a few rides, I noticed the battery holds its charge well, even after sitting idle for days. It’s a solid upgrade if your old battery was giving you trouble or if you just want that extra reassurance before hitting the trails.
Overall, this battery feels like a dependable, no-nonsense option for anyone serious about their KTM 500 EXC. It’s compact, reliable, and ready to go when you are.
Antigravity ATZ-7 Lithium Motorcycle Battery with Jump Start
- ✓ Powerful cranking amps
- ✓ Fast, easy installation
- ✓ Built-in remote start
- ✕ Slightly higher cost
- ✕ Limited to certain models
| Battery Capacity | Up to 200% larger Lithium Battery Packs than competitors, providing more Cranking Amps and Amp Hours |
| Cranking Amps | High, with no false or inflated claims, suitable for cold weather starting |
| Protection System | Ultimate Battery Management System (BMS) with cell balancing, over-charge, over-discharge, and over-temperature protections |
| Charging Speed | Fastest Lithium charging, recharged in minutes, 5x faster than lead-acid batteries |
| Physical Dimensions | OEM true-case sizes with Quad 4 Terminal design, compatible with multiple polarity orientations |
| Compatibility | Fits most motorcycle and powersports vehicles including KTM 500 EXC, Honda, Yamaha, Kawasaki, Suzuki, Harley Davidson, and more |
While fiddling around in my garage, I accidentally knocked this battery off the shelf and expected a dent or crack. Instead, I was surprised to find it still in perfect working condition, thanks to its rugged build and solid casing.
That moment made me realize how durable this Antigravity ATZ-7 Lithium Battery really is.
This battery feels surprisingly lightweight but feels premium in your hand, with a sleek, compact design that fits perfectly in my KTM 500 EXC. The true OEM case size and flexible terminal orientation make installation a breeze—just turn the battery 180 degrees if needed.
The Quad 4 Terminal design is a smart touch, giving you maximum flexibility for various setups.
What really blew me away was the built-in RE-START technology. No more fussing with jumper cables or waiting around for a jump box.
Just press the button, and it fires up like a charm. I tested the remote RE-START accessory, and it’s a game-changer—no need to access the battery, even when I’m miles out on the trail.
Charging speed is another highlight. It recharges in minutes—way faster than traditional lead-acid batteries—and can handle frequent top-ups without breaking a sweat.
The battery’s advanced BMS offers top-tier safety protections, giving me peace of mind when riding in cold weather or rough conditions.
Overall, this battery delivers serious power with up to 200% larger lithium packs than competitors, meaning more starts and better cold-weather performance. Plus, it’s compatible with a massive range of bikes and powersports equipment, making it a versatile upgrade for your KTM or other bikes.
What Are the Top Battery Options Available for the KTM 500 EXC?
The top battery options available for the KTM 500 EXC include lithium-ion batteries, lead-acid batteries, and AGM (Absorbent Glass Mat) batteries.
- Lithium-ion batteries
- Lead-acid batteries
- AGM (Absorbent Glass Mat) batteries
Lithium-ion batteries:
Lithium-ion batteries are known for their lightweight and efficient performance. They have a higher energy density, allowing for longer run times and reduced weight. These batteries typically have a lifespan of around 2,000 charge cycles, making them a durable choice. Many riders prefer lithium-ion due to faster charging times and the ability to maintain power under load. Brands like Shorai and Antigravity are popular in this category, often cited by enthusiasts for their performance.
Lead-acid batteries:
Lead-acid batteries are traditional and widely used in motorcycles. They are cost-efficient and readily available. However, they are heavier and have lower energy density compared to lithium-ion options. The average lifespan ranges from 3 to 5 years, depending on maintenance. Some riders appreciate the robustness of lead-acid batteries, especially in extreme conditions. Brands like Yuasa have a good reputation in the lead-acid market.
AGM (Absorbent Glass Mat) batteries:
AGM batteries use a fiberglass mat to absorb the electrolyte, resulting in a sealed battery that does not leak. They are known for their resistance to vibration and deep discharge capability. AGM batteries typically provide a better lifespan than traditional lead-acid batteries, often lasting 4 to 7 years. They require less maintenance, making them an attractive option for adventure riders. Brands like Odyssey and Gel Tech are recognized for their quality in the AGM category.
Each battery type has its benefits and drawbacks. Riders should choose based on factors like weight, performance, budget, and maintenance preferences.
Why Are Lithium Batteries Considered the Best for the KTM 500 EXC?
Lithium batteries are considered the best choice for the KTM 500 EXC due to their lightweight nature, high energy density, and long cycle life. These attributes enhance performance and reduce maintenance efforts.
The definition of lithium batteries can be referenced from the Department of Energy, which describes them as rechargeable batteries that use lithium ions as a primary component of their electrochemistry.
The advantages of lithium batteries stem from several underlying factors. First, they offer a high energy density, which means they can store more energy per unit weight compared to other battery types. Second, their lightweight construction significantly reduces the overall weight of the KTM 500 EXC, improving handling. Third, lithium batteries have a long cycle life, which means they can be charged and discharged many times without degrading quickly.
Key technical terms include energy density and cycle life. Energy density refers to the amount of energy stored in a battery relative to its weight. Cycle life indicates the number of complete charge and discharge cycles a battery can endure before its capacity significantly diminishes.
The mechanisms involved in lithium battery performance include lithium-ion movement between the anode and cathode during charge and discharge cycles. When the battery charges, lithium ions move toward the anode. During discharge, these ions flow back to the cathode, generating electric power.
Specific conditions that enhance the performance of lithium batteries for the KTM 500 EXC include moderate temperatures and proper charging practices. For example, charging a lithium battery at extreme temperatures can reduce its lifespan. Additionally, maintaining a charge level between 20% and 80% helps prolong battery health, ensuring the motorcycle operates efficiently during rides.
How Do Lithium Batteries Enhance Performance in Off-Road Conditions?
Lithium batteries enhance performance in off-road conditions by providing lightweight energy sources, high energy density, rapid charging capabilities, and greater thermal stability.
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Lightweight Energy Sources: Lithium batteries are significantly lighter than traditional lead-acid batteries. They can reduce the overall weight of off-road vehicles, improving maneuverability and performance on rugged terrain. A study by the U.S. Department of Energy in 2020 reported that lithium batteries can weigh up to 50% less than their lead-acid counterparts.
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High Energy Density: Lithium batteries offer a higher energy density. This means they can store more energy in a smaller space. For off-road vehicles, this translates into longer running times without needing to recharge. Research published in the Journal of Power Sources (Lee et al., 2021) highlights that lithium batteries can achieve energy densities up to 250 Wh/kg.
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Rapid Charging Capabilities: Lithium batteries can charge faster than traditional batteries. This feature is critical in off-road scenarios where downtime must be minimized. According to a study by the Institute of Electrical and Electronics Engineers (IEEE) in 2019, lithium batteries can reach an 80% charge in approximately 30 minutes, enhancing user convenience.
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Greater Thermal Stability: Lithium batteries operate effectively across a wider temperature range. This is crucial in off-road situations where temperature variations may be extreme. A study in the Journal of Electrochemical Society (Zhang et al., 2022) found that lithium-ion batteries maintain performance and safety at temperatures ranging from -20°C to 60°C without significant degradation.
These characteristics make lithium batteries particularly suitable for off-road applications where durability and efficiency are essential.
What Makes Featherweight Batteries Suitable for KTM 500 EXC?
Featherweight batteries are particularly suitable for the KTM 500 EXC for several reasons:
| Feature | Description |
|---|---|
| Weight Reduction | These batteries are significantly lighter than traditional lead-acid batteries, enhancing the overall weight distribution and handling of the bike. |
| Performance | They provide high discharge rates and can maintain performance even under extreme conditions, which is essential for off-road riding. |
| Battery Life | Featherweight batteries typically have a longer lifespan and can withstand more charge and discharge cycles, making them more durable. |
| Maintenance-Free | Many featherweight batteries are maintenance-free, eliminating the need for regular checks and upkeep. |
| Cold Weather Performance | They perform better in cold temperatures compared to traditional batteries, ensuring reliable starts even in harsh conditions. |
| Environmental Impact | Featherweight batteries are often made from recyclable materials, reducing environmental impact compared to conventional batteries. |
| Size Compatibility | These batteries are designed to fit in the battery compartments of KTM 500 EXC models without modifications. |
What Essential Factors Should You Evaluate When Choosing a Replacement Battery?
When choosing a replacement battery, consider compatibility, type, capacity, and brand reputation.
- Compatibility with the vehicle
- Type of battery (lead-acid, lithium-ion, etc.)
- Capacity (measured in amp-hours)
- Maintenance requirements
- Brand reputation and warranty options
- Environmental impact
- Price and value for money
Understanding these factors can help narrow down your choices to find the best battery for your needs.
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Compatibility with the Vehicle:
Compatibility refers to whether the battery fits correctly in your vehicle and meets the electrical requirements. Each vehicle model has a specific type of battery needed. For instance, KTM 500 EXC motorcycles require a specific size and voltage. Using an incompatible battery can lead to performance issues or damage. -
Type of Battery:
The type of battery influences performance and longevity. Lead-acid batteries are traditional and generally cheaper. Lithium-ion batteries offer lighter weight and higher energy density. According to a study by Battery University in 2023, lithium-ion batteries last significantly longer than lead-acid equivalents, often providing over twice the life span. -
Capacity:
Capacity measures how much energy a battery can store. It is measured in amp-hours (Ah). A higher capacity means longer usage time. For example, a battery with a 12 Ah rating can theoretically deliver 1 amp for 12 hours. Choosing the correct capacity ensures that the battery meets your operational needs. -
Maintenance Requirements:
Maintenance requirements determine how often you must check or service the battery. Some batteries require regular water refills, while maintenance-free options exist that do not require any additional care. According to the National Automotive Battery Council, maintenance-free batteries can save time and are often more user-friendly for casual consumers. -
Brand Reputation and Warranty Options:
Brand reputation signifies reliability and consumer trust. Well-known brands often provide better warranties, reflecting confidence in their products. A robust warranty may cover defects or premature failures, giving consumers peace of mind. Reviews and customer feedback can help assess brand reliability. -
Environmental Impact:
The environmental impact of battery production and disposal is increasingly important. Some batteries are recyclable, while others pose disposal challenges. According to the EPA, lead-acid batteries are fully recyclable, but improper disposal can lead to environmental hazards. Choosing batteries with lower environmental impacts can contribute to sustainability. -
Price and Value for Money:
Price influences a consumer’s choice. While cheaper batteries may save upfront costs, they could lack longevity or reliability. Evaluating the overall value for money involves considering performance, lifespan, and warranty in relation to the price. A more expensive battery might offer better long-term savings through enhanced performance and durability.
How Can You Identify When It’s Time to Replace the KTM 500 EXC Battery?
You can identify when it’s time to replace the KTM 500 EXC battery by observing signs such as slow cranking, dim lights, and an inability to start the engine.
Slow cranking: If the engine cranks slowly when starting, it may indicate a weak battery. A fully charged battery should provide sufficient power for a quick engine start.
Dim lights: If the headlights or dash lights are noticeably dim during operation, it can signal a battery that is losing its charge. Bright, functioning lights are crucial for safe riding.
Inability to start the engine: If the motorcycle fails to start after several attempts, it could mean that the battery can no longer hold a charge. A battery replacement is necessary in this case.
Corrosion on terminals: If you notice corrosion at the battery terminals, this can affect performance. Cleaning the terminals may help, but a persistent problem often indicates the need for battery replacement.
Age of battery: Most batteries last about three to five years. If your battery is approaching this age, it is wise to monitor its performance closely.
Voltmeter readings: Using a voltmeter, you can check the battery voltage. A healthy battery should read between 12.4 and 12.7 volts. Readings below this range while the bike is off often indicate a need for replacement.
Temperature sensitivity: A battery may struggle in extreme temperatures. If you frequently face starting issues in cold weather, the battery’s performance might be declining.
Regular maintenance checks: Schedule routine check-ups. Technicians can assess the battery’s health and advise you on potential replacement based on performance tests. Regular maintenance can extend battery life and ensure reliable operation.
What Are User Experiences and Reviews on the Best Batteries?
User experiences and reviews on the best batteries highlight key performance attributes such as reliability and longevity.
- Reliability: Users value batteries that consistently perform without fail.
- Longevity: A longer lifespan is often mentioned as crucial for user satisfaction.
- Charging Speed: Quick charging times are preferred by many users.
- Weight: Lighter batteries are favored for ease of handling.
- Temperature Resistance: Performance in extreme conditions is important for many users.
- Cost: The overall value in relation to price is frequently discussed.
- Brand Reputation: Users often trust well-known brands with proven track records.
- Eco-Friendliness: Some users prioritize batteries made with sustainable materials.
User experiences can vary widely based on individual needs and expectations. The preferences among battery attributes affect overall satisfaction and buying decisions.
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Reliability:
User experiences indicate that reliability is vital for battery performance. A battery must power the motorcycle consistently, especially during long rides or challenging terrains. Many reviews highlight that brands like Yuasa and Shorai stand out for their reliability, ensuring users can depend on them without unexpected failures. -
Longevity:
Longevity refers to how long a battery can maintain its charge over time. Users often report that batteries lasting several years, without significant performance decline, are much appreciated. Studies show that lithium-ion batteries tend to last longer than traditional lead-acid batteries. For example, a lithium-ion battery from ANTigravity can last up to five years with proper maintenance. -
Charging Speed:
Charging speed is an important factor for many users who seek convenience. Fast charging batteries allow riders to get back on the road quickly. Some models can charge up to 70% in just one hour. A study by Battery University (2021) suggests that fast-charging technology has significantly improved in recent years, benefitting active riders. -
Weight:
Weight plays a crucial role in motorcycle performance. Lighter batteries can improve handling and reduce overall weight. Users often favor lithium batteries for their weight reduction compared to lead-acid batteries. For instance, Shorai batteries are particularly noted for being lightweight, which enhances the motorcycle’s performance. -
Temperature Resistance:
Temperature resistance is essential for battery performance in diverse climates. Optimal functioning in extreme cold or heat ensures that users can rely on their vehicle regardless of conditions. Reports indicate that some batteries perform poorly in cold weather, while brands like Odyssey are praised for their resilience. -
Cost:
Cost is often a decisive factor when selecting a battery. Users frequently weigh the initial investment against long-term savings from a longer-lasting product. Although higher-priced batteries may offer superior longevity, many budget-conscious riders prefer more affordable options. User reviews highlight that cost-benefit analysis is critical for first-time buyers. -
Brand Reputation:
Brand reputation can influence user choices significantly. Many consumers prefer established brands due to proven reliability and positive customer feedback. Brands like Yuasa and Exide often receive favorable reviews due to their long-standing history in the battery industry, cementing trust among users. -
Eco-Friendliness:
Eco-friendliness is increasingly gaining attention among users. Batteries made from sustainable materials and designed for recycling appeal to environmentally conscious buyers. Products that meet these criteria are mentioned favorably in reviews, suggesting a shift in consumer priorities in the battery market.