100% synthetic racing motor oil. Based on ESTER Core® technology, which exceeds all existing standards in motorsports. 300V 4T Factory Line Off road 5W-40 is specifically designed for competition motorcycles with four-stroke engines with a wide range of revolutions and operating temperatures: dirt bikes, MX dirt bikes, etc. Through technical collaborations with the most prestigious racing teams, MOTUL has developed a wide range of lubricants for sports and racing motorcycles. MOTUL has selected the esters over other high performance synthetic bases and combined them with an innovative combination of additives to create a perfect synergy. This more advanced Ester technology allows maximum engine power without compromising reliability or wear resistance. Its formulation improves engine torque by up to 2.5% and optimizes clutch friction rates to extend service life and have better traction in difficult conditions: sand, snow, mud ... It also provides excellent protection of the box thanks to its innovative combination of anti-wear additives and stable oil pressure regardless of operating conditions.