BikeMaster Honda CB550K 550 Four K 77-78 AGM Platinum Battery

• Absorbed Glass Mat captures electrolytes and this technology means longer storage life and higher performance than standard wet batteries.
• Permanently sealed after filling means it's maintenance free and non-spillable with no need to constantly check level or add water.
• Greater cold cranking amps, longer service life and resists sulfation.
• 1-year manufacturer's warranty.
• Requires charging during prolonged storage periods.

Nothing is more frustrating than a bike that won't start when you're about to go on a ride. Our goal with this Motorcycle Battery Buyers Guide is to help you avoid the Dead Battery No Start, Extend The Life of Your OEM Battery and Choose The Best Replacement Battery for Your Bike when the times comes.

IMPORTANT NOTE: We recommend you fully charge all new batteries before installing them. This will help you get the best possible performance and overall battery life. If you do not have a battery charger or maintenance device you can find one using the link below.