StrongBox batteries were developed and tested right alongside John Deere equipment. They’ve been proven to deliver better performance up to 8 times longer* than their competitors. Vibration kills batteries. John Deere StrongBox batteries are the industry leaders in vibration resistance. We even proved it with extensive testing against the top competitors in the industry. See for yourself:
*BCI group 31 competitive comparison test completed on January 2012 by independent test laboratory JBI Corporation to SAE specifications.
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*Features shown are applicable to heavy-duty, commercial StrongBox batteries, StrongBox Hibernator batteries, and StrongBox special-application tractor batteries, and are not necessarily applicable to all types of StrongBox batteries.