HD 80W-90 is an Extreme Pressure gearbox and differential lubricant. HD 80W-90 is suitable for all mechanical transmission synchronized or not synchronized gearboxes, gearbox/differential, transfer gearboxes and hypoid differentials without limited slip system operating under shocks, heavy loads and low revolution speed or moderate loads and high revolution speed.
Specially formulated for 2 Stroke engine garden tools in motor cultivators, chain saws, lawn mowers, ground clearing machines etc. Recommended for engines working under severe conditions or at high engine speeds. Suitable with leaded or unleaded gasoline. Premix ratio : from 2% to 4% (from 50:1 to 25:1) according to manufacturers' requirements.