BOA 80W-90 is a premium hypoid gear oil designed to provide outstanding lubrication and protection for motorcycle shaft drives/final drives. Its robust formulation ensures smooth gear shifts, reduces wear, and offers excellent performance in both API GL-4 and GL-5 applications. Suitable for a wide range of operating conditions, BOA 80W-90 delivers reliable, long-lasting protection for high-stress transmission systems. Also suitable for most manual gearboxes and steering units.