An AGM battery, or absorbent glass mat battery, is essentially a more advanced version of a lead-acid battery. There are differences between AGM and standard lead-acid batteries, one of which being ...

If your bike didn't start up this morning, or if you are simply wondering how to check the condition of your old battery before it gives out on you, the answer lies ahead. There are many ways to test ...

The DieHard Platinum AGM-35 is part of the Car Batteries test program at Consumer Reports. In our lab tests, Car Batteries models like the Platinum AGM-35 are rated on multiple criteria, such as those ...