lightweight and works great 15lbs the bike started right away like i rode it yesterday odyssey 680 for years in my experimental plane with excellent results it normally lasts 10 yrs and requires good quality great battery never wants to die outstanding buy it and read the manual or you will waste odyssey pc545 motorcycle battery it was a good run until it died awful bulging hissing and dangerous death a high quality battery thats light weight and compact four stars this battery is replacing the same battery i have used five stars buy this battery best battery ive tried for my yamaha vmax this is probably a very fine battery i ordered it because i love the