5 GALLONS - John Deere Original Equipment GL-5 Gear Lubricant - TY26815. Lubricant - GL5 GEAR LUBE 80W90, 1 GAL;3.78L. John Deere GL-5 SAE 80W-90 is designed for gears, particularly hypoid, that operate under conditions of high speed and low torque or low speed and high torque. Can be used in many applications: Trucks, buses, farm equipment, construction equipment requiring JDM J11E, API GL-5/MT-1 and SAE J2360( replaces MIL-PRF-2105E). This is a OEM John Deere Part. Thanks for looking!