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Synthetic Oils for 4-Stroke Motorcycles

AMSOIL Synthetic Motorcycle Oils are formulated with premium synthetic base stocks and high performance additive technology that provide superior multi-functional benefits for the special requirements of motorcycle applications.  These independent and exclusive AMSOIL formulations provide second-to-none viscosity protection for hot-running American and foreign motorcycle engines, transmissions and primary chaincases.

Click here to determine the recommended AMSOIL product (oils, filters and spark plugs) for your motorcycle.

Click here for synthetic oils for Harley Davidson motorcycles.

Synthetic Oils for 4-Stroke Motorcycles:

• SAE 20W-50 Synthetic Motorcycle Oil
• SAE 10W-40 Synthetic Motorcycle Oil
• Formula 4-Stroke® Power Sports 0W-40 Synthetic Motor Oil
• Formula 4-Stroke® 10W-40 Synthetic Scooter Oil
• Synthetic Oils for Harley Davidson Motorcycles