At Northern Plains Lubes, an independent AMSOIL dealer, we know your equipment works best when its hydraulic system is fully protected. Our AMSOIL hydraulic oil in Northern Illinois is specially formulated to keep pumps, motors, and cylinders running smoothly, reduce wear, and extend the life of your machinery. Using the right fluid prevents costly repairs and keeps your system workin... https://northernplains.livepositively.com/how-amsoil-hydraulic-oil-protects-hydraulic-pumps-motors-and-cylinders/