Harley-Davidson® SYN3 Full Synthetic Motorcycle Oil
TESTED-CERTIFIED for use in Harley-Davidson engine, primary chaincase and transmission applications, Screamin Eagle SYN3 Full Synthetic Lubricant makes changing and topping off fluids a simple, one-product process. Developed with a proprietary three synthetic basestock formula, Screamin Eagle SYN3 Lubricant is formulated to provide for long-term protection and engine cleanliness requirements, and to provide superior high-temperature protection for high-output engines.
SYN3 Lubricant is formulated to maintain the coefficient of friction for proper clutch operation and to provide the proper lubrication to the primary chain drive. In addition, SYN3 Lubricant is designed to provide the correct lubricity for the anti-wear requirements of transmission gears and for improved seal protection. This formula is approved by Harley-Davidson for use in all stages of engine life and is not detrimental to the break-in stage of engines.