100% Synthetic racing motor oil. Based on ESTER Core® technology and above all existing motorsport standards. The 300V 4T Factory Line 5W-40 is specially designed to be used racing bike 4-stroke engines operating over a wide range of temperatures and rpm: Speed bikes, MotoGP, SuperSport, Superbike, uphill, hill climb among others. Through technical partnerships with most prestigious racing teams, MOTUL has developed a wide range of lubricants for Racing and Sport bikes. By selecting esters over other high performance synthetic base stocks and combining them with an innovative additive package, MOTUL has created a perfect synergy. This most advanced Ester Technology allows maximum power output of the engine without compromising reliability and wear. Its formulation offers very high lubricating properties which decrease friction and wear. Thanks to this lower friction, power output is increased while the wet clutch performance is maintained. It provides also outstanding gearbox protection thanks to the innovative anti-wear additive package and a stable oil pressure whatever running conditions.