MAXIMA RACING OIL V-Twin Chain/Gear Oil 1 U.S. quart 40-03901

Formulated for high-performance V-Twin Sportster transmissions and primary chain cases, Recommended for use in 1971 and newer XR and XL H-D models, Unsurpassed extreme pressure additives and surface active chemistry allow smooth shifting under peak loads and RPMs, Ensures optimal clutch engagement, facilitating smooth shifts and enabling maximum power, High film strength provides excellent wear protection and durability