Red Line Motor oils and gear oils are specifically engineered for the latest high-revving four-stroke motocross bikes and ATVs, sportbikes, and V-twins. Each gear oil product reduces the thinning effect from high temperatures. Motor oils are packed with higher levels of anti-wear chemistry like zinc and phosphorus. Special friction modifiers in Red Line motor oils better wet-clutch operation. A variety of Two-Stroke oils to meet the NMMA TC-W3 regulations where required