Grasshopper Mower 32-Oz. CoolTemp Hydro-Max Fluid, OEM 345044, Advanced Protective Shield Eliminates the Need for Break-In Fluid Changes and Significantly Extends Fluid and Filter Service Intervals. CoolTemp HYDRO-MAX has been tested extensively in Grasshopper's research facilities to provide superior protection and maximum performance in all Grasshopper transmissions for a wide array of operating and temperature extremes - hot or cold. CoolTemp HYDRO-MAX fluid, together with Genuine Grasshopper filters, form an advanced protective shield to eliminate break-in and filter changes while also significantly extending service intervals and lowering costs versus other hydro systems. In fact, CoolTemp HYDRO-MAX fluid can lower operating temperatures by as much as 15° F., lengthening the transmission's life expectancy significantly. A family-owned business with more than 50 years of manufacturing experience, The Grasshopper Company has specialized in manufacturing True ZeroTurn riding rotary mowers since 1969. No parent corporation or outside investors make the decisions at Grasshopper. Grasshopper's quality construction, designed for easy replacement of worn parts, lends itself to extended use over many years as opposed to throw-away equipment which must be replaced instead of repaired and contributes to the waste stream. The compact size of Grasshopper encourages an active market in used equipment which allows each machine to be recycled into home or institutional markets. Based in Moundridge, Kan., the company distributes its products worldwide and is committed to lean and clean manufacturing practices reducing impact to the environment. In addition to being showcased at The White House, this award winning company redefines the manufacturing industry and is dedicated to the pursuit of perfecting the lawn mower for businesses and individuals alike.