7100 4T 10W40 Ester Core is a high-performance, fully synthetic motor oil designed for 4-stroke motorcycles and other high-revving engines. Its formula incorporates ester-based additives that enhance lubrication, providing superior protection and performance, especially under extreme conditions. It helps reduce engine wear, improve power delivery, and ensures smoother shifting. Ideal for both street and off-road riding, this oil is formulated to maintain optimum engine temperature and efficiency.