Hy-Gard Transmission and Hydraulic Oil

Hy-Gard is specifically designed to protect your John Deere transmissions, wet clutches, wet brakes, and hydraulic systems with a multi-viscosity formula that allows your system to perform strongly year-round.


  • Hy-Gard hydraulic/transmission oil provides the best performance and wear protection for John Deere hydraulic and transmission systems.
  • Recommended for equipment with either common system reservoirs or separate transmission and hydraulic systems, including those with wet brakes and wet clutches.