---
product_id: 156878406
title: "Antigravity Batteries® ATX20-HD Heavy Duty Lithium Ion Battery with Dual Polarity and Battery Management System (BMS) - 900 CCA 5.18 Pounds 30Ah - AG-ATX20-HD"
brand: "billet proof designs"
price: "€ 811.01"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/156878406-antigravity-batteries-atx20-hd-heavy-duty-lithium-ion-battery-dual
store_origin: FI
region: Finland
---

# 900 CCA for instant power 30Ah high-capacity lithium cell 5x faster charging speed Antigravity Batteries® ATX20-HD Heavy Duty Lithium Ion Battery with Dual Polarity and Battery Management System (BMS) - 900 CCA 5.18 Pounds 30Ah - AG-ATX20-HD

**Brand:** billet proof designs
**Price:** € 811.01
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your ride with the battery that never quits!

## Quick Answers

- **What is this?** Antigravity Batteries® ATX20-HD Heavy Duty Lithium Ion Battery with Dual Polarity and Battery Management System (BMS) - 900 CCA 5.18 Pounds 30Ah - AG-ATX20-HD by billet proof designs
- **How much does it cost?** € 811.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/156878406-antigravity-batteries-atx20-hd-heavy-duty-lithium-ion-battery-dual)

## Best For

- billet proof designs enthusiasts

## Why This Product

- Trusted billet proof designs brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart & Safe:** Advanced BMS protects against overcharge, over-discharge, and extreme temps for peace of mind.
- • **Race-Proven Power:** 200% larger lithium pack delivers unmatched cranking amps and cold-weather reliability.
- • **Jumpstart in a Snap:** Built-in RE-START tech means no bulky jump starters—just press and go.
- • **Flip & Fit Flexibility:** Dual polarity with OEM true-fit terminals ensures seamless installation on any ride.
- • **Charge at Lightning Speed:** Recharges up to 5x faster than lead-acid batteries—get back on the road in minutes.

## Overview

The Antigravity Batteries ATX20-HD is a lightweight (5.18 lbs), heavy-duty 30Ah lithium ion battery delivering 900 cold cranking amps. Featuring built-in jump-start technology, dual polarity for flexible installation, and an advanced Battery Management System, it offers superior cold-weather starts, rapid charging up to 5x faster than traditional batteries, and enhanced safety protections. Trusted by race teams and designed for motorcycles, ATVs, UTVs, and generators, it’s the ultimate upgrade for reliable, long-lasting power.

## Description

Antigravity Batteries® ATX20-HD Heavy Duty Lithium Ion Battery with Dual Polarity and Battery Management System (BMS) - 900 CCA 5.18 Pounds 30Ah - AG-ATX20-HD

## Features

- BUILT-IN JUMP STARTING TECHNOLOGY – Say goodbye to dead batteries with our "RE-START" Technology! No need for bulky jump starters or jumper clamps. Press the RE-START button on your lithium powersport battery and get back on the road. Optional Remote RE-START accessory is available so you do not have to access the battery itself.
- UNMATCHED LITHIUM PERFORMANCE – Experience up to 200% larger lithium battery packs than standard competitors. Get dramatically more cranking amps and amp hours for more starts, superior cold-weather starting, and longer-lasting power. Trusted by world-championship-winning race teams, this motorcycle lithium battery outperforms lead/acid and other lithium competitors with no false cranking amp claims.
- ADVANCED BATTERY MANAGEMENT SYSTEM (BMS) – Have peace of mind with our reliable Lithium Battery Safety protection. Our lithium motorcycle battery includes cell balancing and full protection from overcharge, over-discharge, and extreme temperatures, providing unparalleled reliability and supreme service life!
- "ACCURATE AND EASY FITMENT – Our battery for motorcycle uses true ""OEM"" case sizes to fit like a glove! With a Quad 4 Terminal design, it allows for flexible and accurate installation on both right- and left-hand polarity connections. Just rotate the battery 180 degrees to switch terminal polarity. The true-fit OEM square terminals ensure a proper fit in your vehicle. "
- MAXIMUM SPEED CHARGING – Need power fast? Our motorcycle, 4 wheeler battery charges up to 5x faster than traditional lead/acid batteries and even offers the fastest charging available in the lithium market - can be recharged in minutes! This model fits battery sizes YTZ5S, YTZ7S, YTZ8V, YTX4L-BS, YTX5L-BS, YTX7L-BS. Please ensure to verify your battery size before purchase! This model is 4.53" x 2.75" x 3.35".

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Antigravity Batteries |
| Brand | Billet Proof Designs |
| Item Weight | 5.15 pounds |
| Package Dimensions | 8.5 x 6.57 x 4.65 inches |
| Batteries | 1 12V batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | AG-ATX20-HD |

## Product Details

- **Brand:** Billet Proof Designs
- **Vehicle Service Type:** Motorcycle
- **Battery Cell Composition:** Lithium Ion
- **Item Weight:** 2.34 Kilograms
- **Number Of Cells:** 4
- **Terminal:** Button Terminal
- **Manufacturer:** Antigravity Batteries

## Images

![Antigravity Batteries® ATX20-HD Heavy Duty Lithium Ion Battery with Dual Polarity and Battery Management System (BMS) - 900 CCA 5.18 Pounds 30Ah - AG-ATX20-HD - Image 1](https://m.media-amazon.com/images/I/51z2UnOzsRL.jpg)

## Frequently Bought Together

- Antigravity Batteries® ATX20-HD Heavy Duty Lithium Ion Battery with Dual Polarity and Battery Management System (BMS) - 900 CCA 5.18 Pounds 30Ah - AG-ATX20-HD
- CTEK 56-926 Lithium US | Fully Automatic Lithium Ion Phosphate LiFePO4 Battery Charger | 5.0Ah - 60Ah | Maintenance Charging up to 120Ah

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**Shop now:** [https://www.desertcart.fi/products/156878406-antigravity-batteries-atx20-hd-heavy-duty-lithium-ion-battery-dual](https://www.desertcart.fi/products/156878406-antigravity-batteries-atx20-hd-heavy-duty-lithium-ion-battery-dual)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-25*