GP-PRO: The gel battery with highest quality, maximum performance and very high longevity! Absolutely maintenance-free and ready to install! Thanks to the latest GEL technology, the GP-Pro batteries are absolutely maintenance-free and offer our highest quality level in all ampere classes! In the gel battery, the battery acid is bound by an addition of special silica gel (also called gelled), which primarily makes the battery leak-proof and much longer storable than other batteries. Due to the jelly-like consistency, the self-discharge of the built-in battery is also significantly reduced! Longer vehicle service lives in the season are therefore absolutely no issue for the battery. If you do not move your bike for a l Comparison numbers: YTX7A-BS,50615LF,GTX7A-BS,FTX7A-BS,506015005 .
eBay