[Michael Smith]

So i was recomeded these batteries by a fellow rider who rides a ninja 300
http://www.ebay.com/itm/121770149168?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649
thoughts?

 

[Kojiiro]

If you are going to track the bike or race it, sure. They are lighter. If not then I do t see the problem with OEM.