Free shipping over $200CAD, 100% Canadian no hidden fees . Did not find a part you need ? Please chat with us or send us an email and we will quote you. If order is time sensitive please contact us for ETA. Oversized items such as body panels & few exhaust systems may have extra shipping cost depending on location.
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Free shipping over $200CAD, 100% Canadian no hidden fees . Did not find a part you need ? Please chat with us or send us an email and we will quote you. If order is time sensitive please contact us for ETA. Oversized items such as body panels & few exhaust systems may have extra shipping cost depending on location.
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Antigravity Small Case 4-Cell Lithium Battery - AG-401
Antigravity

Antigravity Small Case 4-Cell Lithium Battery - AG-401

$137.89 $0.00
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AG-401

The AG-401 is the smallest battery in the Antigravity Batteries line-up, and the most compact lightweight Lithium motorsport battery available. Ideal for race and performance applications where you need extreme weight loss, space savings, and extreme power.

  • Small Case format
  • 4.375 x 1.37 x 3.75 inches (LxWxH)
  • 120 Cranking Amps
  • 6 Amp Hours (Pb Eq)/ 2.6Ah (Actual)
  • 15.2 oz

Antigravity AG-401

Small Case Lithium 12v Powersports Battery

The ultra lightweight AG-401 battery, at a minuscule 4.375 x 1.37 x 3.75 inches (LxWxH to top of terminals), offers extreme power in the most compact size in Lithium Motorsport batteries. The Antigravity AG401 is best used for Performance applications where extreme weight loss and ultra compact size are desired. It weighs less than 1 lb yet it can start inline 4-Cylinder motors up to 600cc for race use, or up to 250cc for everyday street use in scooters. This Lithium motorcycle battery is also a favorite of custom builders who want the smallest battery to tuck out of the way.

Antigravity AG-401 High-Power Lightweight Lithium Battery

AG-401 Features

  • Ultra-Lightweight and High-Power Lithium-Ion Motorsport Battery.
  • Most Compact of Lithium Motorsports Batteries available (great for racers and custom builders).
  • Large all-brass terminal design.
  • Can be installed in any orientation.
  • Adhesive-Backed Foam Included for EASY INSTALLATION.
  • Can hold a charge up to a year provided there are no “Parasitic Drains” (accessories that draw power when bike is off (i.e. alarms, ECUs, iPods, GPS, heated grips, etc).
  • No highly toxic materials like Acids or Lead.
  • No fluids to leak and damage the vehicle.
  • 3-Year Warranty (view our Warranty page for details).


AG-401 Best Uses

  • Capable of every day use in bikes up to 250cc.
  • Race use for Enduro and MX electric start bikes up to 450cc. (If you have a 250cc 2-stroke you will need to use the Antigravity Battery AG-801)
  • Race and Track Day use in inline 4 cylinder 600cc sport bikes. (Honda CBR600 rider should use the Antigravity Battery AG-801)
  • Custom builds like cafe racers or small bore customs up to 350cc. (Please note if you use older classic bikes from mid 1980s and earlier you should update the charging systems to a modern voltage regulator; damaged voltage regulator can overcharge the battery and damage it.)
  • Note: there is no BMS in the SMALL CASE Batteries, only Balance Charging. They are for closed course use only.

Not for use in Passenger Cars or Street use Automobiles.
Not for use in PWC (Personal Watercraft).

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