Antigravity Battery YTX12-20
Antigravity Battery YTX12-20
Antigravity Battery YTX12-20
Antigravity Battery YTX12-20

Antigravity Battery YTX12-20

(Inc. 20% VAT)
(£369.99 Exc. VAT)
Antigravity Batteries
Cranking Amps

Please note if you own older classic bikes from mid 1980s and earlier you should update the charging systems to a modern voltage regulator. (Damaged voltage regulators can over charge and damage lithium batteries)


Product Description

This is the second most powerful 20 Cell battery in the Antigravity Batteries line up.  At a massive 600 Cranking Amp and extremely compact size   5.8″ Length x 3.4″ Depth and 5.12″ height (to the top of battery) this battery offers the great power in the smallest package you can find for motorsports.  This battery is best used for applications where extreme POWER in an ultra compact size are desired such as Large V-Twins Motors, Touring bikes, Adventure Bikes and Race Cars. IT comes in the OEM YTX12 case format so it fits many motorcycles and power sports vehicles with a drop in fit.  Due to its compact size it can also be used in all V-Twins or  applications where the most power is desired in the smallest package possible. Great for Race Cars also.

Best uses
  • Excellent of every day use in bikes up to 2300cc…..Great for extra large high performance V-Twin motors.
  • Excellent for Touring Bikes, Adventure Bikes and Bikes where extreme power and larger Amp Hour capacity are needed.
  • Excellent for use in Race Cars of all types including large V-8 motors
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Delivery Information


UK orders. Orders for delivery within the UK are sent by Courier.

Delivery time is 1-2 days. Priority next-day delivery: £9.95. A tracking number will be sent to you by email when dispatched. Delivery time is next day for orders received before 3pm, 2 days for orders received after 3pm.

International orders. Orders for delivery outside the UK are sent by UPS, shipping cost dependant on Country and area which will be advised at point of order.

Please email or call for shipping quote.

Features YTX12-20


  • Ultra-Lightweight and Highest Power Lithium Nano-Phosphate Motorsport Battery Made.
  • 40% more power than Shorai Batteries of the same size. Battery build quality.
  • Most Compact  and Powerful Lithium Battery made for motorsports. Can offer weight saving of up 28 pounds in race cars and 14 pounds in Motorcycles.
  • Can hold a charge up to a year provided there are no ”Parasitic Drains” (accessories that draw power when the bike is off…such as alarms, ECUs, ipods, GPS , heated grips etc…)
  • Built in the USA to high quality standards with unbreakable terminal design.
  • 3-Year Warranty for standard use—-check our website for details
  • Can be used for Watercraft. Please check your application.
Technical Information YTX12-20
Technical Details
  • 600 Cranking Amps- (Cranking Amps are the power the battery has)
  • 20Ah (Pb Eq) – Amp Hours are the Capacity of a Battery
 Dimensions and Weight
  • USA SIZE  5-7/8″ Length x 3-7/16″ Depth x 5-1/8″ height      (Height is measured to the top of the Battery, terminals are recessed)
  • USA WEIGHT     5 lbs
  • ———————————————————————————————————————————-
  • METRIC SIZE  150mm Length  x 87mm  Depth x 130mm  (Height is measured to the top of the terminal bolt heads)