Ignitions and Electrical› Charging Systems

Antigravity Batteries

12V Lithium-Ion Battery

$332.99

SKU: AG-ATX12-20-R

In Stock
In Stock
Ships by Sep 13
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Overview

The Antigravity Batteries AG-ATX12-20-R is a 12-volt lithium-ion battery designed for high performance. It offers 600 cranking amps and features a 20-cell configuration.

This battery is built for efficiency, weighing only 3 lbs, which significantly reduces parasitic weight compared to traditional lead-acid batteries. It is designed with OEM-size dimensions for direct fitment and includes threaded top terminals for easy installation.
Show original supplier description
The Antigravity Batteries AG-ATX12-20-R is a 12-volt lithium-ion battery engineered to provide reliable cold-crank performance, essential for competitive racing and demanding street applications. This battery boasts 600 cranking amps and a 20-cell configuration, ensuring sufficient electrical power for your engine. Its lithium-ion chemistry contributes to an ultra-lightweight design, weighing in at approximately 3 lbs, which greatly optimizes a vehicle's power-to-weight ratio. The unit measures 5.90" L × 5.12" H × 3.40" W and features threaded top terminals for straightforward installation. The AG-ATX12-20-R is designed for bolt-on installation, aiming for a direct replacement of OEM-sized batteries. This makes it an ideal upgrade for those looking to shed weight and improve efficiency without compromising on starting power.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandAntigravity Batteries
Part NumberAG-ATX12-20-R
CategoryIgnitions and Electrical

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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