YTX20H-BS
battery guide.
A single place for the battery's specifications and replacement checks. Always compare the exact product to your ATV's OEM requirements.
Quick specifications
- Voltage
- 12 V
- Capacity
- 18 Ah
- Cold cranking
- 310 CCA
- Dimensions
- 175 × 87 × 155 mm
- Chemistry
- AGM lead-acid
- Terminals
- Positive left, negative right (as shown in manufacturer top-view layout); Yuasa type 4
Compatible replacement research
| Type | Product | Amazon |
|---|---|---|
| AGMStock chemistry | View on Amazon ↗ | |
| Lithium (LiFePO4) | View on Amazon ↗ |
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Browse the battery product catalog ↗ATVs that use the YTX20H-BS
Find your model, year and configuration below. Follow a year link to its full battery guide.
Arctic Cat
| Year | Model / trim | Battery |
|---|---|---|
| 2010 | 4x4 Automatic (650cc) ↗ 4x4 Automatic | YTX20H-BS |
| 2010–2015 | 550,TRV, LTD, S, XT, CORE ↗ 550,TRV, LTD, S, XT, CORE | YTX20H-BS |
| 2011–2012 | 650, H1 ↗ 650, H1 | YTX20H-BS |
| 2016 | Alterra (500cc) ↗ Alterra | YTX20H-BS |
| 2016 | Alterra (550cc) ↗ Alterra | YTX20H-BS |
| 2016–2021 | Alterra (700cc) ↗ Alterra | YTX20H-BS |
| 2010–2017 | Alterra 550,TRV, LTD, S, XT, CORE (545cc) ↗ Alterra 550,TRV, LTD, S, XT, CORE | YTX20H-BS |
| 2019–2021 | Alterra 570 ↗ Alterra 570 | YTX20H-BS |
| 2019–2020 | Alterra 570 (545cc) ↗ Alterra 570 | YTX20H-BS |
| 2022–2024 | Alterra 600 ↗ Alterra 600 | YTX20H-BS |
| 2010–2012 | ATV 450 ↗ ATV 450 | YTX20H-BS |
| 2013–2017 | ATV 500 ↗ ATV 500 | YTX20H-BS |
| 2006–2008 | FIS (700cc) ↗ FIS | YTX20H-BS |
| 2010–2012 | Mudpro (650cc) ↗ Mudpro | YTX20H-BS |
| 2010–2017 | Mudpro 1000H2, TRV, 1000i GT, XT (1000cc) ↗ Mudpro 1000H2, TRV, 1000i GT, XT | YTX20H-BS |
| 2008–2010 | Thundercat (1000cc) ↗ Thundercat | YTX20H-BS |
| 2011–2012 | TRV (450cc) ↗ TRV | YTX20H-BS |
| 2013–2020 | TRV (500cc) ↗ TRV | YTX20H-BS |
| 2009–2019 | TRV, Mudpro, LTD, TBX (700cc) ↗ TRV, Mudpro, LTD, TBX | YTX20H-BS |
| 2013–2017 | XT, TRV, CORE (700cc) ↗ XT, TRV, CORE | YTX20H-BS |
Dimensions and installation checks
The sourced dimensions are 175 × 87 × 155 mm (approximately 6.89 × 3.43 × 6.10 inches). Measure the tray and confirm cover, strap and terminal clearance for the actual replacement.
Cross-references
No verified equivalent battery cross-references are currently published for this entry. Code normalization only resolves punctuation and spacing aliases; it does not establish interchangeability.
Before installing
Follow the vehicle and battery manufacturer's installation procedure. Confirm polarity, secure the retaining hardware and route cables correctly. Read the fitment checklist and charging and storage guidance.

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