R4000 RS Synthetic Plus with Ester (regular use) IPONE R4000 RS is a high-quality, semi-synthetic plus, ester-based lubricant for 4-stroke motorcycles, designed for regular use. IPONE has selected the best synthetic bases and additives to guarantee optimum protection for your engine and exceptional resistance to shearing. Semi synthetic plus with ester Available in 10W40 / 10W50 / 15W50 / 20W50 Made in France Fits: Honda MSX125 Grom 2014-2021 Hyosung GT250R 2010-2016 GV250 AQUILA 2003-2009 2011-2012 GV650 2006-2014 GV650 AQUILA 2004-2005 KTM 200 DUKE 2012-2021 Yamaha MT03 2008-2012 2016-2022