That means more than just the external dimensions — batteries get all kinds of ratings ... you may need the Optima YellowTop or another higher-spec battery. Optima covers its batteries with a ...

And the fact that AGM batteries pack more power density into a smaller physical size than conventional batteries. For instance the Optima D34M AGM batteries I just replaced (with another pair of D34Ms ...

Another bonus when installing an Optima battery is that you won't have to worry about battery acid leaking on your paintjob or frame like other lead acid type batteries. - Classic Trucks Magazine ...

Although it’s listed as a group 31 battery, the Optima Blue Top actually has the same dimensions as most 27 group batteries, making it an easy upgrade for anglers looking for a little more juice ...

Optima's YellowTop battery has premium cranking power and unparalleled cycling capability. It's ideal for full-size crew-cab trucks and luxury SUVs that use a lot of electronic accessories.

If your truck is five or six years old and the battery hasn't been replaced, you should start thinking about an upgrade. Investing in a higher-quality deep-cycle gel-filled battery is worth the ...

The Compact Maintainer and Charger. New to the Optima charger line is the Digital 400 maintainer. While it’s small size is deceiving it can still charge a battery like its big brother.