Cubex Rider 15W-50 is sn innovative synthetic ester-containing engine oil for 4-stroke high-load engines of motorcycles, pit bikes, motards, etc. for off-road enduro, motocross, trials, etc. and highway stuntriding, supermoto, etc. driving under extreme loads. It was designed for a guaranteed protection of the engine and the durability of the gearbox, that are in compliance with Euro I, II, III requirements when the required operating properties are of API SN or lower and JASO MA/MA2 level. It is ideal for injection engines.