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Item #:
45540342
2 Pack - YT4B-BS Battery Replacement (2.3Ah, 12v, Sealed) Factory Activated, Maintenance Free Battery Compatible with - 2015 Yamaha SR400, 2008
Item #:
45540342
€ 31
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Friday, September 11
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What Stands Out
Maintenance-Free
This battery eliminates the hassle of upkeep, offering a ready-to-use solution right out of the box. Perfect for busy riders who want reliable performance without the need for regular maintenance.
Factory Activated
Pre-activated and sealed for efficiency, this battery's design ensures optimal performance and longevity. Users enjoy immediate power without the wait, making it an ideal choice for quick installations.
Versatile Compatibility
Compatible with various models like Yamaha and Suzuki, this battery offers flexibility for riders. Its compatibility ensures a reliable power source across multiple vehicles, enhancing user satisfaction and convenience.
Product Details
| Voltage | 12 Volts |
| Number Of Cells | 6 |
| Battery Type | Sealed Lead Acid |
| Brand Name | Upstart Battery |
| Manufacturer Part Number | UB-YT4B-BS-2BATT |
| Manufacturer | Upstart Battery |
| UPC | 628586034310 |
| Brand | Upstart Battery |
| Battery Cell Composition | Sealed Lead Acid |
| Item Weight | 4 lbs (1.81 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?
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Casual Riders
Ideal for casual motorcycle riders needing reliable battery replacements for occasional use or seasonal riding.
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Owners of Compatible Models
Perfect for owners of the specified Yamaha and Suzuki models seeking factory-activated, maintenance-free solutions.
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Maintenance-Free Seekers
Great for users who prefer hassle-free battery maintenance and quick installations without worrying about acid handling.
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High-Performance Bikes
Not suitable for high-performance motorcycles that require batteries with higher specifications and power output.
Product Description
2 Pack - YT4B-BS Battery Replacement (2.3Ah, 12v, Sealed) Factory Activated, Maintenance Free Battery Compatible with - 2015 Yamaha SR400, 2008 Suzuki DR-Z70, 2009 Suzuki DR-Z70, 2006 Yamaha TTR50E
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What makes the YT4B-BS battery a good replacement option?
Answer: The YT4B-BS battery is an excellent replacement option due to its sealed, factory-activated design that necessitates no maintenance. It offers a reliable 2.3Ah capacity and 12v performance, making it compatible with models like the 2015 Yamaha SR400 and the 2008 Suzuki. This feature ensures you don’t need to worry about regular fluid checks, allowing for a hassle-free experience, particularly for riders who prioritize reliability and performance. -
Question:
How do I properly install the YT4B-BS battery?
Answer: To install the YT4B-BS battery, start by ensuring your motorcycle is turned off and securely positioned. Remove any covers or retaining straps holding the old battery, then disconnect the negative terminal followed by the positive terminal. Insert the YT4B-BS battery into the compartment, connecting the positive terminal first, followed by the negative terminal. Ensure a snug fit and replace any covers. Proper installation ensures optimal performance and safety during use. -
Question:
Can the YT4B-BS battery be used in other motorcycle models?
Answer: While the YT4B-BS battery is specifically designed for the 2015 Yamaha SR400 and the 2008 Suzuki, it may be compatible with other models that require a similar battery specification. Check your motorcycle’s manual for compatibility or consult a specialist. This versatility makes it a convenient choice for many users, enabling them to replace batteries across various motorcycle brands without hassle. -
Question:
Is the YT4B-BS battery maintenance-free?
Answer: Yes, the YT4B-BS battery is designed to be maintenance-free. It comes sealed and factory-activated, meaning you won't need to add any electrolyte or perform routine maintenance tasks. This characteristic is particularly beneficial for those who prefer simplicity and minimal upkeep in their motorcycle care routine, ensuring that riders can focus more on the road and less on battery maintenance. -
Question:
What are the benefits of a sealed battery like the YT4B-BS?
Answer: The YT4B-BS sealed battery offers numerous benefits, including protection against leaks and spills, which is vital for safety. The sealed design also enhances durability and longevity because it prevents corrosion that can occur with conventional batteries. This makes the YT4B-BS a great choice for those who ride frequently or in various weather conditions, ensuring reliable performance and peace of mind on every journey. -
Question:
How can I tell if my YT4B-BS battery needs replacement?
Answer: Signs that your YT4B-BS battery may need replacement include slow engine cranking, dim lights or electrical issues in your motorcycle, and a battery that doesn't hold a charge. If you experience these symptoms, it's advisable to test the battery voltage or consult a technician. Regular monitoring of these indicators will help you maintain optimal motorcycle performance and avoid unexpected breakdowns. -
Question:
What charging options are recommended for the YT4B-BS battery?
Answer: For the YT4B-BS battery, it’s advised to use a smart or automatic charger that can detect when the battery is fully charged and prevent overcharging. This type of charger extends the battery's lifespan and ensures it performs at its best. Many users benefit from using smart chargers especially if their motorcycle isn’t used daily, as it keeps the battery in optimal condition during periods of inactivity. -
Question:
Is the YT4B-BS battery suitable for extreme weather conditions?
Answer: Yes, the YT4B-BS battery performs well in various weather conditions because of its sealed design that protects against environmental factors. This feature is crucial for riders in areas with harsh winters or hot summers, ensuring that the battery maintains its charge and performance despite temperature fluctuations. Riders can depend on this battery to deliver reliable performance no matter the forecast. -
Question:
Where can I buy the YT4B-BS battery in Ireland?
Answer: You can buy the YT4B-BS battery from Ubuy. They offer a wide selection of products including this specific motorcycle battery, ensuring that you can easily order it online. Ubuy’s platform provides a streamlined shopping experience, making it convenient for you to find and purchase the necessary components for your motorcycle maintenance. -
Question:
What is the lifespan of the YT4B-BS battery?
Answer: The lifespan of the YT4B-BS battery typically ranges between 3 to 5 years, depending on usage and maintenance practices. Factors such as riding habits, environmental conditions, and how well the battery is cared for can influence its longevity. Users who engage in regular monitoring and utilize the appropriate charging methods are likely to experience the full benefits of this reliable battery, enjoying a longer service life.
UpstartBattery Batteries Editorial Review
The 2 Pack - YT4B-BS Battery Replacement is a great deal for anyone in need of a new battery for their compatible motorbikes. The batteries come factory activated, meaning they are maintenance-free and easy to install. Most of the customer reviews show a positive experience, with no installation issues and the batteries charging perfectly upon arrival. However, a few customers reported weak batteries or ones that were dead on arrival, which is disappointing. Nonetheless, the vast majority of customers expressed satisfaction with their purchase and have been using the batteries for some time without issue.
Customer Reviews & Ratings
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Pros
- Comes in a 2 pack for a great price
- Factory activated and maintenance-free
- Fast shipping according to some customers
Cons
- A few customers reported weak batteries or dead batteries upon arrival
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Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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€ 31
Order now and get it around Friday, September 11
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Factory activated, maintenance free, sealed lead acid battery
- Ready to install, no need to add acid
- Leak-free, sealed design prevents corrosion
- UpStart Battery Brand
- One-year warranty
- Compatible with several Yamaha and Suzuki models
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