Amalie X-treme 4T SG Motorcycle Oil is designed to provide wear protection, sludge and varnish protection, and thermal stability for superior performance in four cycle motorcycle applications. Blended with high-quality base stocks and performance chemistry, the Amalie 4T is formulated for superior operation in high-reving, high-temperature motorcycle engines. Amalie X-treme 4T Motorcycle Oil is blended to give superior performance in those engines and transmissions that have a common sump and require specialized frictional characteristics for clutches and wet brakes. Available in SAE 10W40, Amalie 4T meets or exceeds API SG and JASO MA. Amalie recommends Amalie PRO High Performance Synthetic Blend 20W50 for Harley-Davidson Motorcycles.