Description
Antigravity ATX12-AH-RS Lithium-Ion Battery
Lightweight Power with Built-In RE-START Technology
The Antigravity ATX12-AH-RS is a high-power, lightweight lithium-ion battery designed for motorcycles, ATVs, and powersports vehicles that demand reliable starting power without excess weight.
Featuring Antigravity’s RE-START Technology, this battery includes a built-in jump-starting function that allows you to restart your vehicle even if the battery has been discharged — no external jump pack required.
If you’re upgrading from a traditional lead-acid battery, the ATX12-AH-RS delivers a major improvement in weight savings, performance, and reliability.
⚠️ Vehicle-Specific Fitment (Important)
Antigravity batteries are vehicle-specific.
If you’re not 100% sure this battery fits your vehicle, use the chat or give us a call and we’ll confirm fitment before you order.
Just send us your year, make, model, and engine, and we’ll make sure you get the correct battery the first time.
Key Features
✔ RE-START Technology – Built-in jump-starting capability
✔ 360 Cranking Amps (CA) – Strong, reliable starting power
✔ Lightweight Design – Only 2.62 lbs
✔ LiFePO4 Lithium Chemistry – Stable and safe lithium technology
✔ Full Battery Management System (BMS) – Protection against over-discharge and damage
✔ Mounts in Any Orientation – Flexible installation options
✔ Bluetooth Monitoring Ready – Compatible with optional Lithium Battery Tracker
Technical Specifications
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Case Size: YTX12B-BS
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Dimensions: 5.3 x 2.95 x 5.47 in (L × W × H)
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Cranking Amps: 360 CA
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Capacity:
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14Ah (PbEq)
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6.6Ah (Actual)
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84Wh
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Weight: 2.62 lbs
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Chemistry: LiFePO4 (Lithium Iron Phosphate)
OEM Battery Size Replacements
The ATX12-AH-RS directly replaces many common OEM lead-acid batteries, including:
YTX14AH / YTX14AH-BS
YTX14AHL / YTX14AHL-BS
YTX12B-BS
YB9L-A2 / YB9-B / YB9L-B
YB10A-A2 / YB10L-A2 / YB10L-B / YB10L-B2
YB12A-A / YB12A-B
YB12AL / YB12AL-A / YB12AL-A2
YB12C-A
YB14-A2 / YB14-B2 / YB14A-A1 / YB14A-A2
YB14L-A1 / YB14L-A2 / YB14L-B2
Not sure if your OEM battery is listed?
Use the chat or call us — we’ll confirm compatibility before shipping.
Why Choose the ATX12-AH-RS?
The ATX12-AH-RS is ideal for riders and powersports owners who want:
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Significant weight reduction over lead-acid batteries
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Reliable starting power in a compact size
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Built-in protection against being stranded
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A clean, maintenance-free lithium upgrade
Whether you’re riding daily or storing your vehicle between seasons, this battery delivers dependable performance with peace of mind.
Still not sure the ATX12-AH is the right battery for you, check out our blog
Buy with Confidence
We'll help you choose the correct Antigravity battery the first time.
If you have any questions about fitment, usage, or compatibility, use the chat or give us a call before ordering — we’re happy to help.
Fast U.S. shipping and fitment support included.