Yuasa Parts & Accessories

Yuasa are the default motorcycle battery brand worldwide — OE supplier to most of the major motorcycle manufacturers and the biggest American producer of powersport batteries. Conventional units, YuMicron cells with around 30% more cranking power than standard, sealed AGM batteries, and the high-output GYZ series at up to 500 CCA for heavily accessorised Tourings.

Vibration resistance is the part that matters on a V-twin — Yuasa cells handle Big Twin frame vibration better than most generic batteries last six months on the bike. Reliable, available, and proven on Harleys for decades.