Antigravity ATX12-HD Re-Start Lithium Battery – Heavy Duty Lithium Battery with Built-In Jump Starting

The Antigravity ATX12-HD is a lightweight, high-power lithium-ion battery with RE-START Technology, making dead battery emergencies a thing of the past. This HEAVY DUTY version delivers 480 Cranking Amps and more capacity than the standard ATX12-RS, ideal for high-performance motorcycles, touring bikes, and race cars up to 500hp.

Built for Power, Engineered for Safety

This battery features FULL Battery Management System (BMS) with cell balancing, thermal protection, and low-voltage cut-off. Weighing just 3 lbs, it offers up to 2x the cranking amps of lead-acid equivalents and can be mounted in any orientation.

Pair it with the optional RE-START Remote to activate the built-in jump-start feature without accessing the battery—perfect for hard-to-reach installs.

Key Specs

• Case Size: YTX12 (5.9 x 3.38 x 5.19 in)

• Cranking Amps: 480A

• Capacity: 16Ah PbEq / 8Ah Actual / 102Wh

• Weight: 3 lbs

• Mountable in Any Orientation

• BMS with Over/Under Voltage, Thermal, and Cell Protection

• RE-START Button + Optional Remote Activation

• Directly Replaces: YTX12, YTX14, YTX16, GYZ16, and more

Best For

• Touring and adventure motorcycles up to 1500cc

• Race cars up to 500 horsepower

• Everyday riders seeking lightweight performance and reliability

Note: Not for large V-Twin engines over 103ci. Use models like YTX20, YTX12-24, or V-10 for those applications.

Only charge with lithium-specific motorsport chargers.

⚠️PROP 65 WARNING: Cancer and/or reproductive harm – www.P65Warnings.ca.gov