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Mighty Max Battery YTX9-BS Replaces Honda ATV TRX300EX TRX400EX 300EX 400EX CBR900R RR
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Mighty Max Battery YTX9-BS Replaces Honda ATV TRX300EX TRX400EX 300EX 400EX CBR900R RR
Long lasting high performance in high and low temperatures.
Mighty Max Battery YTX9-BS Replaces Honda ATV TRX300EX TRX400EX 300EX 400EX CBR900R RR
Item #: 28071969

Mighty Max Battery YTX9-BS Replaces Honda ATV TRX300EX TRX400EX 300EX 400EX CBR900R RR

Item #: 28071969

NAD 570

Price Details

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Order now and get it around Friday, July 31
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Long lasting high performance in high and low temperatures.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Reliable Power
Features top-notch lead-acid technology for consistent, high amperage performance, ensuring your ATV runs smoothly during every adventure.
Direct Replacement
Specifically designed to replace Honda models like TRX300EX and TRX400EX, making installation easy and hassle-free for users seeking compatibility.
Durable Build
Constructed with robust materials, this battery is engineered to endure tough terrains, providing exceptional longevity and reliability for outdoor enthusiasts.

Product Details

Shop the best prices for Mighty Max Battery YTX9-BS. Replaces Honda TRX300EX and TRX400EX models. Get reliable power for your ATV. Shop at Ubuy Namibia
Item Weight3.2 lbs (1.45 kg)

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Suitable For
  • Honda ATV Owners

    Perfect replacement battery for Honda ATV models like TRX300EX and TRX400EX, ensuring reliable performance.

  • Budget-Conscious Riders

    Offers a cost-effective solution for those needing dependable power without breaking the bank for their motorcycle.

  • DIY Enthusiasts

    Ideal for those who prefer to replace batteries themselves, providing ease of installation and maintenance.

Not Suitable For
  • High-Performance Seekers

    May not meet the demands for high-performance bikes requiring more advanced battery technologies.

  • Extreme Weather Users

    Not suitable for regions with extreme cold or heat, as it may struggle with temperature resilience.

  • Heavy-Duty Applications

    Not designed for heavy-duty vehicles or equipment requiring higher cranking amps or prolonged usage.

Product Description

Mighty Max Battery YTX9-BS Replaces Honda ATV TRX300EX TRX400EX 300EX 400EX CBR900R RR

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What type of battery is the Mighty Max YTX9-BS?

    Answer: The Mighty Max YTX9-BS is a maintenance-free, sealed lead-acid battery designed for various powersports applications, including motorcycles, ATVs, and personal watercraft. Its absorbed glass mat (AGM) technology allows for a robust performance in a wide range of temperatures, making it ideal for both everyday use and extreme conditions. This is particularly beneficial for enthusiasts who take their vehicles off-road or on long rides, ensuring reliability without worrying about fluid levels.
  • Question: Is the Mighty Max YTX9-BS compatible with my Honda ATV?

    Answer: Yes, the Mighty Max YTX9-BS is compatible with various Honda ATV models, including the TRX300EX and TRX400EX. It’s important to confirm your specific model and battery type to ensure the proper fit. This battery provides the necessary power for starting your ATV efficiently and supports the electrical system, allowing you to enjoy your ride without interruptions.
  • Question: What are the dimensions of the Mighty Max YTX9-BS battery?

    Answer: The dimensions of the Mighty Max YTX9-BS battery are approximately 6.5 inches in length, 4.1 inches in width, and 5.2 inches in height. These compact dimensions allow for easy installation in a variety of vehicles, including compact motorcycles and ATVs. The snug fit ensures stability while riding, preventing movement or vibration that may affect electrical performance.
  • Question: How do I maintain the Mighty Max YTX9-BS battery?

    Answer: The Mighty Max YTX9-BS is designed to be maintenance-free, meaning you won’t need to check or add water frequently. However, it’s still beneficial to keep the battery terminals free of corrosion and clean. Regular visual inspections can help, and if your vehicle will sit unused for extended periods, consider using a compatible trickle charger to maintain battery health and readiness for your next adventure.
  • Question: Can I use the Mighty Max YTX9-BS battery in extreme weather conditions?

    Answer: Yes, the Mighty Max YTX9-BS battery performs reliably in both hot and cold weather conditions. Its AGM design helps to withstand temperature fluctuations, making it suitable for varied climates. Many users have reported successful performance during winter starts and summer rides, providing the durability you need for adventurous outings without the worry of battery failure.
  • Question: What applications is the Mighty Max YTX9-BS recommended for?

    Answer: The Mighty Max YTX9-BS battery is widely recommended for motorcycles, ATVs, and personal watercraft. Additionally, it can be used in scooters and snowmobiles. Its versatility makes it a go-to choice for powersports enthusiasts who want a reliable battery for different vehicles. Thus, if you're looking to power more than one vehicle with a single brand, this battery is a smart option.
  • Question: What should I do if my Mighty Max YTX9-BS battery is not holding a charge?

    Answer: If your Mighty Max YTX9-BS battery isn’t holding a charge, first check the connections to ensure they are clean and tight. If everything appears in order, it may be time to perform a load test or consult a professional. Sometimes, external factors like a faulty starter or parasitic drains in the wiring can cause charging issues, so it's useful to check these as potential causes before replacement.
  • Question: How does the Mighty Max YTX9-BS compare to other batteries?

    Answer: The Mighty Max YTX9-BS is often praised for its durability and reliability compared to conventional lead-acid batteries. Its AGM technology provides better vibration resistance and deeper cycling capabilities, making it superior for off-road and high-performance applications. Users find it outperforms traditional batteries in terms of longevity and maintenance, making it a preferred choice for serious riders.
  • Question: What is the typical lifespan of the Mighty Max YTX9-BS battery?

    Answer: The typical lifespan of the Mighty Max YTX9-BS battery can vary significantly based on usage and care, but many users report performance lasting between 3 to 5 years. To maximize lifespan, maintain clean terminals, avoid deep discharges, and store the battery in a stable environment. These practices ensure that you extract the maximum performance and longevity from your battery.
  • Question: Where can I buy the Mighty Max Battery YTX9-BS?

    Answer: You can purchase the Mighty Max Battery YTX9-BS from Ubuy in Namibia. Ubuy offers a seamless shopping experience, providing access to quality batteries like the YTX9-BS with detailed product information and customer support. This makes it an excellent choice for locating reliable batteries for your Honda ATV or other compatible vehicles.

MightyMaxBattery Batteries Editorial Review

The Mighty Max Battery YTX9-BS is a budget-priced battery that offers good value for money. It has worked well for most customers, with some reporting that it lasted for two seasons. The battery is easy to install and arrives on time. However, there have been a few reports of defective batteries that did not work or stopped working after a short period of time.

Customer Reviews & Ratings

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Pros

  • Good value for money
  • Easy to install
  • Arrived on time

Cons

  • Some batteries were defective

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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

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12 June 2026 · via Trustpilot
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NAD 570

Order now and get it around Friday, July 31

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Features & Benefits

  • 12V 8AH battery with 135 Cold Cranking Amps (CCA).
  • Sealed Lead Acid (SLA) / AGM technology ensures spill-proof operation.
  • High discharge rate for dependable power.
  • Extremely versatile, can be mounted in any position.
  • Resists shocks and vibrations for enhanced durability.
  • Long service life and effective in various temperature conditions.

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