Kymco Mongoose300 (300cc)
battery guide.
Battery fitment can depend on year, trim and model code. Match the configuration in the chart to your ATV before choosing a replacement.
Battery applications for the configurations listed below.
Confirm the year. Check the trim.
The Kymco Mongoose300 (300cc) chart references YTX12-BS.These configurations are listed in an identified manufacturer application source.Match the year and configuration, then check the physical installation.
Jump to your year
Battery fitment by year
Each row covers only the configuration shown. Other trims and missing years are not established by this chart.
| Year | Model / trim | Battery |
|---|---|---|
| 2025 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2024 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2023 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2022 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2021 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2020 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2019 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2018 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2017 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2016 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2015 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2014 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2013 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2012 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2011 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2010 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2009 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2008 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2007 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2006 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
| 2005 | Mongoose300 (300cc) / Mongoose300 | YTX12-BS |
Battery sizes and specifications
YTX12-BS ↗
- Voltage
- 12 V
- Capacity
- 10 Ah
- Cold cranking
- 180 CCA
- Dimensions
- 150 × 87 × 130 mm
- Chemistry
- AGM lead-acid
- Terminals
- Positive left, negative right (as shown in manufacturer top-view layout); Yuasa type 5
Replacement battery research
| Type | Product | Amazon |
|---|---|---|
| AGMStock chemistry |  ExpertPower ExpertPower YTX12-BS Sealed AGM Motorcycle Battery 12V 12Ah 195 CCA | View on Amazon ↗ |
| AGMStock chemistry |  Weize Weize YTX12-BS Motorcycle Battery High Performance - Maintenance Free - Sealed YTX12 BS AGM Rechargeable ATV Batteries compatible with Honda Kawasaki Suzuki | View on Amazon ↗ |
| Gel lead-acid |  ExpertPower ExpertPower YTX12-BS Gel Motorcycle Battery 12V 10Ah Powersport Atv Battery - Advanced GEL Tech, Sealed, Maintenance-Free for Motorcycles, ATVs, Snowmobiles & UTVs | View on Amazon ↗ |
| Lithium (LiFePO4) |  Antigravity Antigravity ATX12 Lithium Motorcycle Battery with Built-in Jump Starting, 360 Cranking Amps, Replaces YTX12/YTX14, 12V Powersport Battery for Motorcycle, ATV, UTV, Scooter | View on Amazon ↗ |
| Lithium (LiFePO4) |  Mighty Max Battery Mighty Max Battery Mighty Max Battery YTX12-BS LIFEPO4-12 Volt 10 AH, 330 CCA, Lithium Iron Phosphate (LiFePO4) Battery | View on Amazon ↗ |
| Lithium | ![TYKOOL LFP12-BS-STD 240CCA 5Ah Lithium Powersports Battery Digital Volt Readout IP66 for Shadow 750,Kawasaki Vulcan 900,Ninjia 650,Suzuki V-Strom 650,Triumph Bonneville T100, Replaces YTX12-BS [+ -]](https://m.media-amazon.com/images/I/910i8+VI72L._AC_UL320_.jpg) TYKOOL TYKOOL LFP12-BS-STD 240CCA 5Ah Lithium Powersports Battery Digital Volt Readout IP66 for Shadow 750,Kawasaki Vulcan 900,Ninjia 650,Suzuki V-Strom 650,Triumph Bonneville T100, Replaces YTX12-BS [+ -] | View on Amazon ↗ |
As an Amazon Associate, we earn from qualifying purchases. How affiliate links work.
2025 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2024 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2023 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2022 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2021 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2020 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2019 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2018 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2017 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2016 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2015 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2014 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2013 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2012 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2011 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2010 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2009 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2008 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2007 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2006 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
2005 Kymco Mongoose300 (300cc) battery size
Mongoose300
Battery code: YTX12-BS.
- YTX12-BS: 150 × 87 × 130 mm (length × width × height); 12 V; 10 Ah; 180 CCA.
Compare AGM, Gel lead-acid, Lithium (LiFePO4), and Lithium options for YTX12-BS. Select a product to shop on Amazon.
Fitment details
The chart lists battery options by year and configuration. Match the complete model and trim shown in the table.
How to confirm your battery
- Match your manufacturer, full model code, year and trim to an OEM manual.
- Compare the existing battery label with the manufacturer-approved battery code.
- Measure length, width and height, including clearance for covers and straps.
- Confirm positive and negative terminal positions, terminal type and cable reach.
- Check the required electrical specification and charging instructions.
Changing battery chemistry?
Check the battery manufacturer's application and charging guidance before moving between lead-acid and lithium. Vehicle charging compatibility, mounting and cold-weather requirements depend on the specific product. Read our AGM and lithium checklist.
Related Kymco models
Maxxer 450, MXU 450
Explore the year and trim chart, battery specifications and fitment checks.
Sourced fitments · 2012–2024View battery guide Kymco / ATV BATTERY GUIDEMXU500 (500cc)
Explore the year and trim chart, battery specifications and fitment checks.
Sourced fitments · 2006–2017View battery guide Kymco / ATV BATTERY GUIDEMXU700 (700cc)
Explore the year and trim chart, battery specifications and fitment checks.
Sourced fitments · 2013–2021View battery guide