MAXIMA ATV PREMIUM 4T is a superior petroleum ATV specific engine oil featuring advanced additive technology. Advanced anti-wear, anti-shear additives ensure this product is viscosity stable for 4-cycle engines with integrated transmissions. This formula also has extra anti-scuff additives to handle extreme loads and peak temperatures in high performance engines. Strong Anti-rust & corrosion additives resist the formation of moisture. JASO MA2 / API SL.