APRIL 4-CYCLE ENGINE OIL is a premium quality gasoline engine oil made with pure virgin base oil and APRIL NANO 1™ lubricant technology for unsurpassed engine protection and performance. Available in three SAE viscosity grades, the 5W-30 is recommended for side-by-sides and all-terrain vehicles, the 10W-40 is recommended for motorcycles, scooters, side-by-sides and all-terrain vehicles, and the 20W-50 is recommended for air-cooled motorcycles.