Ultramax ETZ10s (Same as Yuasa YTZ10S) , 12v 8.6Ah Sealed maintenance-free Motorcycle Batteries. L (mm) W (mm) H (mm) 150 87 93. Replacement sealed battery for modern motorbikes including Yamaha R1 (2004 model) Fits the following Motorbikes: Honda CBR600F4i (2001-2005) , Honda CBR600RR (2001-2005) , Honda VT600C (2004-2005) , Honda CB900F (919) (2002-2005) , Honda CBR929RR (2000-20001) , Honda Fireblade CBR954RR (2002-2003) , Honda CBR1000RR (2004-2005) , Yamaha YZF-R1 (2004) and others.. Replaces: Honda 31500-MCL-013, Honda 31500-MEE-A02, Honda 31500-MCJ-642, Varta 508 901 015, CTZ10S-BS, FTZ10S-BS. Note: Battery comes complete with acid pack and installation instructions, Ready to go in 10 minutes. NO TOP-UP IS REQUIRED IT IS MANTENANCE FREE - FOREVER