Voltage: 13.2
Weight: 1.15lbs (.52kg)
Cold Cranking Amps (CCA): 140
Peak Cranking Amps (PCA): 240
Amp Hour (1C Rate): 3.4
Chemistry: Lithium Iron Phosphate (LiFePO4)
Case Size: G
Dimensions: 3.54" L x 1.96" W x 3.38" H
                    (90mm L x 50mm W x 86mm H)

Please note:

The ETZ5G dirt bike battery is a lithium iron phosphate (LiFePO4), 12V starter battery upgrade replacement from a lead acid battery or other lithium batteries with high cranking abilities and weighs only 1 pound! EarthX lithium starter batteries are the most innovative and technology advanced batteries on the market and were designed to replace the 170+ year old lead acid technology. No more do you need to add acid to your battery or worry about acid spills that can damage your vehicle.   EarthX has an exclusive fully integrated battery management system (BMS) to protect the cells so you will have a premium performance battery and better longevity. This battery management system (BMS) protects the cells from over charge, short circuit, and have built in cell balancing technology.

Designed to replace the stock battery in dirt bikes from manufacturers such as Beta, Honda, KTM, Kawasaki, Suzuki, Yamaha, Gas Gas, Sherco, and Husqvarna with almost 3X the cranking power and is an excellent choice for a snow bike.

Whether you trail ride, pleasure ride or you hit the track, the bike’s lithium battery is there to provide reliable engine starts.

EarthX has 2 different dirt bikes batteries to choose from. Note the dimensions are different so it may not fit your battery box.

The ETX12A has 135CCA, 220PCA; weighs 1.3 pounds; has 4Ah capacity and has the full battery management system, dimensions are 4.5” L x 2.6” W x 3.7” H, with a 2-year warranty. The cost is $169. ETX12A Lithium battery for Powersport Vehicles | EarthX (

The ETZ5G has 140CCA, 240PCA; weighs .9 pounds; has 3.4Ah capacity and has the battery management system minus over discharge protection and excessive cranking protection so it will not cut off in cold weather starts with a 1-year warranty. This battery was designed for high cranking amps in the cold, and it is phenomenal in warm weather applications too . The cost is $139.

What’s included:

  • 1 x Battery
  • 2 x 6mm screws
  • Foam for proper fitment

Upgrade Replacement for:


EarthX is USA based engineering and manufacturing company dedicated to continuous improvements to bring you the best possible battery.

   Click here to download the Product Specification Sheet

   Click here to download the EarthX Battery Manual

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