The relentless struggle of traditional batteries losing power at critical moments can seriously hamper your outdoor adventures. This is precisely why the KEMIMOTO Lithium YTX14-BS/YTX9-BS Battery is so important it offers a transformative upgrade to your powersports experience.
Unlike conventional lead-acid batteries, this lithium iron phosphate battery delivers exceptional reliability, rapid starting power, and long-lasting endurance. For enthusiasts who depend on consistent performance, especially with vehicles like high performance ATVs or motorcycles, this battery promises a significant advantage.
One of the standout benefits is its lightweight design combined with a long cycle life that far exceeds typical batteries used in powersports.
Plus, it arrives pre-charged and ready to use, eliminating the need to worry about initial charging setups or ATV battery chargers. The included adjustable spacers further enhance its versatility, fitting a wide range of applications from lawn mowers to jet skis.
This KEMIMOTO Lithium YTX14-BS/YTX9-BS Battery Review will show how this innovative battery addresses critical pain points such as power loss, weight, and longevity making it a preferred choice for anyone serious about upgrading their powersports equipment.
Our Final Analysis
AGM (Absorbed Glass Mat)
AGM batteries use a fiberglass mat to immobilize the electrolyte, making them maintenance-free and spill-proof. This technology is highly effective for powersports applications due to its ruggedness and consistent performance.
Pros
- Maintenance-free design means no need to add water.
- Fully spill-proof, reducing leakage risk.
- Enhanced resistance to vibration and shock typical in off-road use.
- Faster recharge capability compared to traditional wet batteries.
- Consistent cold cranking power ensures reliable starts.
Cons
- Slightly higher initial investment than basic flooded batteries.
- Deep discharges over time may reduce longevity but manageable with proper care.
VRLA (Valve Regulated Lead Acid)
VRLA batteries are sealed with a valve system controlling gas release, enabling safer and more versatile mounting options.
Pros
- Completely sealed and leak-proof, improving safety.
- No water maintenance required.
- Internal gas recombination reduces acid evaporation.
- Can be installed in varied orientations without spillage.
- Versatile for many vehicle types including ATV batteries.
Cons
- Slightly lower cycle life than lithium options like KEMIMOTO.
- More substantial weight and size compared to lithium counterparts.
Spill-Proof
The spill-proof feature is essential, especially for applications like ATVs or jet skis that experience constant vibrations and tilting.
Pros
- Prevents acid spills, protecting your vehicle and environment.
- Safe to mount in multiple positions.
- Significantly lowers corrosion risk around terminals.
- Usually maintenance-free, saving time and effort.
- Enhances battery longevity under tough conditions.
Cons
- Manufacturers may price slightly higher for spill-proof models.
- Performance gains over sealed batteries are subtle but valuable.
Cold Cranking Amps (CCA)
Cold Cranking Amps (CCA) are a critical measure of a battery’s power to start engines in cold temperatures.
Pros
- Assures strong starting power even in cold weather.
- Vital for Battery for Polaris Sportsman 500 and other powersports.
- Supports rapid engine ignition, minimizing wear on starters.
- Represents battery robustness in performance terms.
- Helpful for choosing a quality replacement battery.
Cons
- CCA alone doesn’t fully describe overall battery lifespan.
- Comparing different battery chemistries based on CCA can be misleading.
Nut and Bolt (T3) Terminal
The Nut and Bolt (T3) terminal comprises threaded posts secured with nuts for a rock-solid connection.
Pros
- Provides extremely secure, vibration-resistant terminal connections.
- Minimizes chance of power loss due to loose connections.
- Handles high current demands common in powersports batteries.
- Easy to clean and maintain.
- Ensures consistent electrical conductivity.
Cons
- Slightly longer installation time compared to quick-connect terminals.
- Proper torque is needed to avoid terminal damage but manageable with basic tools.
Differences Between Sizes And Variants
Choosing the right variant of the KEMIMOTO Lithium YTX14-BS/YTX9-BS Battery is key to matching your vehicle’s requirements. Below is a detailed comparison table highlighting important distinctions:
| Battery Variant | Voltage | Capacity (Ah) | Cold Cranking Amps (CCA) | Dimensions (L × W × H) (inches) | Weight (lbs) | Compatible OEM Part Numbers | Best For |
|---|---|---|---|---|---|---|---|
| YTX14-BS | 12V | 6.0 | 480 | 5.9 × 3.6 × 3.4 | 2.22 | YTX14-BS, YTX12-BS, YTX16-BS, YTZ14S, etc. | Standard motorcycles, ATVs, UTVs |
| YTX9-BS | 12V | 5.0 | 350 | 5.1 × 3.4 × 3.0 | ~1.85 | YTX9-BS, YTZ10S, YT12A-B2 | Smaller motorcycles & scooters |
| YTX12-BS | 12V | 6.0 | 400 | 5.3 × 3.4 × 3.4 | ~2.0 | YTX12-BS, YTX14-BS | Mid-size ATVs and powersports |
| YT12A-B2 | 12V | 10.5 | 320 | 5.9 × 3.4 × 5.4 | ~3.6 | YT12A-B2, YTZ10S-BS | Larger powersports, some snowmobiles |
| YTZ10S-BS | 12V | 8.6 | 300 | 5.1 × 2.8 × 3.8 | ~2.5 | YTZ10S-BS, YTZ12S-BS | Jet skis, snowmobiles |
Note: The package’s adjustable EVA spacers accommodate different size requirements, ensuring a universal fit across many models.
This detailed comparison helps powersports enthusiasts understand which ATV battery variant meets their specific needs, whether for a Mighty Max Battery YTX4L-BS SLA replacement or a specialized vehicle like a Battery for Polaris Sportsman 500.
Test Results
Terminal Configuration
The terminal configuration influences installation ease and connection stability.
Testing Process
- Visually inspect terminal build quality.
- Measure torque retention under vibration.
- Conduct electrical conductivity under load.
- Test compatibility with different cable connectors.
- Assess durability over repeated install/removal cycles.
Deep Cycle Capability
This indicates how well a battery endures repeated high-depth discharge cycles without capacity loss.
Testing Process
- Fully charge the battery.
- Discharge to 80%-100% depth of discharge (DOD).
- Recharge to 100%.
- Repeat cycle over 1000 times.
- Monitor capacity retention and battery health.
High Discharge Rate
Measures the battery’s ability to supply large current bursts, critical for quick engine starts.
Testing Process
- Measure maximum current output in cold start simulations.
- Subject battery to repeated startup load cycles.
- Check voltage stability under load.
- Monitor temperature changes during discharge.
- Assess voltage drop and recovery rates.
Low Self-Discharge
Important for storage life as it allows battery to hold charge longer when idle.
Testing Process
- Charge battery fully.
- Store at room temperature for 30 days.
- Measure remaining capacity.
- Repeat storage under cold environment.
- Compare against industry benchmarks.
Power Sports Battery
Assesses overall suitability for powersports use — rough terrain, vibration, and frequent start-stops.
Testing Process
- Simulate vibration and shock on test rigs.
- Perform multiple start-stop engine cycles.
- Thermal shock testing across extreme temperatures.
- Water resistance testing on casing and seals.
- Evaluate performance consistency under stress.
Shock Resistant
Shock resistance ensures battery longevity in off-road or harsh conditions.
Testing Process
- Drop test from various heights.
- Vibration exposure simulating rough terrain.
- Inspect for damage or internal failure.
- Re-test electrical output post shock.
- Confirm no leakage or terminal issues.
Durable ABS Plastic Casing
Protects battery internals from environmental damage and mechanical impacts.
Testing Process
- Impact resistance trials.
- UV light exposure to simulate sun damage.
- Chemical spill resistance tests.
- Heat endurance evaluation.
- Measure casing flexibility and durability.
12-Month Warranty
Offers peace of mind and confidence in product durability and manufacturer support.
Testing Process
- Review warranty terms and conditions.
- Examine customer service responsiveness.
- Analyze warranty claim handling efficiency.
- Track replacement and repair rates.
- Evaluate overall customer satisfaction during warranty period.
In The Box
The KEMIMOTO Lithium YTX14-BS/YTX9-BS Battery Review package includes everything needed for a smooth installation:
- 1 x 12V 6Ah LiFePO4 lithium-ion battery pre-charged and ready to use.
- 5 x adjustable EVA spacers to fit various battery compartments perfectly.
- 2 x mounting screws for secure fixing.
- 1 x detailed user manual with safety and installation instructions.
This all-in-one kit is ideal for powersports enthusiasts looking to upgrade from older options such as Weize YTX14-BS ATV Battery or to replace batteries without fuss or the need for additional accessories like ATV battery chargers.
FAQs
How long does the KEMIMOTO Lithium YTX14-BS/YTX9-BS battery last?
This LiFePO4 battery offers an impressive service life of up to 8-10 times longer than traditional lead-acid batteries, with around 3000 charge cycles and 100% depth of discharge. Its durable lithium chemistry ensures consistent performance for several years, making it a reliable choice for powersports vehicles that demand longevity.
Is the KEMIMOTO Lithium battery compatible with traditional chargers?
No, it requires a specific lithium battery charger, ideally a 14.6V LiFePO4 charger, for safe and effective charging. Regular lead-acid or SLA chargers may not fully charge the battery or could damage it. This means pairing it with the right ATV battery chargers is crucial to maintain battery health.
Can I use this battery for multiple vehicle types?
Yes, the KEMIMOTO Lithium YTX14-BS/YTX9-BS battery comes with 5 adjustable EVA spacers that allow a universal fitment for motorcycles, ATVs, UTVs, jet skis, lawn mowers, and similar powersports vehicles. Its compact size and terminal design provide versatility across many models, including popular brands and OEM part numbers.
What are the benefits of the threaded lug terminals on this battery?
The pure copper threaded lug terminals (Nut and Bolt or T3 style) offer secure, vibration-resistant connections essential for off-road vehicles. This connection type ensures stable power delivery and minimizes the chance of loose terminals, which can cause intermittent starting issues or power loss under rough conditions.
Does the battery include any safety features?
Yes, it has a built-in Battery Management System (BMS) that protects against temperature extremes, overcharging, and discharging beyond safe limits. The battery will shut off if exposed to temperatures below -2°F or above 172°F for extended periods to prevent damage and enhance safety during operation and storage.
Final Thought
After thoroughly experiencing its performance, the KEMIMOTO Lithium YTX14-BS/YTX9-BS Battery stands out as a truly exceptional upgrade that redefines what powersports batteries can deliver.
Compared to traditional lead-acid batteries such as the Yuasa YUAM320BS YTX20L-BS Battery, KEMIMOTO delivers a significantly lighter, more powerful, and longer-lasting solution. Users benefit from fast charging, strong cold cranking amps, and durable design all vital for reliable performance in demanding conditions.
While the Weize battery is a solid SLA AGM option with respectable specs and maintenance-free convenience, the KEMIMOTO lithium battery provides about 8 to 10 times longer service life and faster recharge, making it an excellent long-term investment.
Likewise, when compared with the Pirate Battery YTX5L-BS, KEMIMOTO’s lithium chemistry offers advanced BMS protection, reduced weight, and better power density, enhancing both safety and efficiency. The KEMIMOTO battery’s built-in Battery Management System and universal fit features make installation and operation hassle-free.
In sum, this KEMIMOTO Lithium YTX14-BS/YTX9-BS Battery Review highlights a powerful and reliable battery choice that is highly recommended for riders seeking lasting value, superior performance, and versatility in their powersports batteries.
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