Types and Brands
What Does AGM Stand for in an AGM Battery?
AGM stands for Absorbed Glass Mat. Learn what that means in a car battery, how AGM differs from flooded lead acid, and when you should choose one.
A battery that fits your vehicle and starts on cold mornings
We sort car, truck and SUV batteries by group size, cranking power and type, so you can match the one under your hood. Pick a group size, look up your vehicle or check whether your old battery is really on its way out.
Latest guides
Group SizesHow Much Does an H6 AGM Battery Weigh?
An H6 AGM battery weighs about 45 to 50 pounds. See why AGM packs on the pounds, how weight tracks capacity and CCA, and how to plan the swap.
Types and BrandsDoes an AGM Battery Need to Be Vented?
Does an AGM battery need to be vented? Yes, AGM batteries still vent gas and need a safe path out. Learn how the vent works and what to check.
Battery HealthCan You Charge an AGM Battery With a Regular Charger?
Can I charge an AGM battery with a regular charger? Yes, if the charger has an AGM or sealed setting and the right voltage. Here's how to do it safely.
Battery PicksACDelco Gold 48AGM Review: Is It Worth It?
ACDelco Gold battery review covering its Group 48 fit, AGM design, stated features and key alternatives, with practical checks before you buy.
- Types and Brands
ACDelco vs Optima Battery: Which Is Better?
ACDelco vs Optima battery comparison: see how the Gold 94RAGM and Optima RedTop models differ in fit, terminals and starting features before you choose.
Types and BrandsAGM vs Lead Acid Car Battery: Which One Do You Need?
Compare AGM vs lead acid car batteries by design, vehicle needs, upkeep and cost tradeoffs to choose the right type for your car and driving habits.
Fit by VehicleWhat Battery Does a Chevy Silverado 1500 Need?
Find the right battery for a Chevy Silverado 1500 by checking its year, engine, battery label, group size, terminal layout, and required battery type.
Fit by VehicleWhat Battery Does a Honda CR-V Need?
Find the right battery for a Honda CR-V by checking its year, engine, group size, terminal layout, battery type, and cold cranking amps before you buy.