![]() It is safe to switch from a 10W – 30 hydraulic oils to 5W – 30 according to API.What makes SAE 5W a good substitute for J20D for Lawn Tractors?.Napa Hydraulic Oil is as effective as John Deere Hy Gard according to many users.Can I use Napa hydraulic oil as a substitute for John Deere Hy Gard (J20D)?. ![]() J20C is a good substitute for J20D only in warmer temperature.What makes J20C a good substitute for John Deere Hy Gard (J20D)?.NAPA Heavy Duty Tractor Hydraulic & Transmission Oil What can I use as a substitute for John Deere Hy Gard?.Oil for light sport engines AeroShell Oil Sport Plus 4 is the world’s first oil specifically developed for light sport, very light, and ultralight 4-stroke engine aircraft. Any diesel mower engines will take 15W40 oil. The company also recommends that a full drain of the drive take place before using new oil, so that no mixing takes place.Īll John Deere mowers with gas engines take 10W30 oil. What kind of oil does a John Deere hydrostatic take?īetween minus 4 degrees and 122 degrees Fahrenheit, John Deere recommends SAE 20W-50 be used on its products. What weight is John Deere Hy-Gard hydraulic oil? Its viscosity is comparable to a SAE 20 crankcase fluid or an ISO 68 industrial oil for general purpose applications. It was made obsolete in 1974 when the use of whale oil, of which the specification was loosely based, was outlawed by the Endangered Species Act.Ħ24 ozAdditional informationWeight624 ozDimensions12 × 15.5 × 12 inSize5 Gallon Pail, 16 Gallon Pail, 55 Gallon Drum Hy-Gard viscosity places it between ISO 46 and 68 grades. Hy-Gard fluid is a multi-viscosity fluid with a high-viscosity index. Hy-Gard transmission and hydraulic oil is a unique oil developed by John Deere engineers to meet the exact needs of John Deere machines. As the outside temperature drops, the transmission oil’s reaction is to immediately thicken, effectively clogging the transmission’s gears. John Deere machine owners must place this type of oil within the transmission for the winter months. This oil is considered a winter grade lubrication fluid. Subject: RE: New to Deere oil, is HY-Gard a heavy weight oil ? I agree with Tim, HyGard is 15W-20W, Low Vis hy gard is 10W. What weight oil is John Deere low viscosity Hy-Gard? Hy-Gard oil can be used in most applications calling for 10W-30 or 5W-30 engine oil for transmission and hydraulic oils.Ĭan I use 20w50 in a hydrostatic transmission?įor use in hydrostatic transmissions in zero turn, stand on and riding mowers requiring a high viscosity transmission fluid, either 20W-50 or 15W-50. Petro-Canada Lubricants notes that the key difference between JDM J20A (which is replaced by the current JDM J20C or JDM 20D specification) is the addition of the Alli- son C-4 seal, oxidation, wear and frictional characteristics test requirements - a fact that is not commonly known. What is the difference between J20A and J20D? The J20D specification is the cold-temperature equivalent to J20C. Exceeds the minimum requirements of the JDM J20C specifications. John Deere Classic Hy-Gard oil can be used in most transmission and hydraulic applications calling for 10W-30 or 5W-30 engine oil. What oil is compatible with John Deere high guard? Hy-Gard may be used in many applications specifying either of these grades. Low-Viscosity Hy-Gard has an ISO 32 viscosity grade. No need to re-invent the wheel with this fluid choice.īoth Hy-Gard fluids are multi-viscosity fluids with high-viscosity index. HyGard/HyGard Low Vis is one of the best fluids on the planet for its intended use, and its competitively priced. Had a friend who was upset with the price of Deere’s Hy-Gard, so he went to Wal-Mart and bought whatever generic brand of hydraulic fluid they had. Trying to save a few bucks on Hy-Gard is the equivalent of “penny wise, pound foolish”. Here’s is a list- If you’re looking for an alternative to John Deere Hy-Gard, you may want to consider one of the following brands. John Deere Hy-Gard alternatives would work in all John Deere equipment, and it provides the same protection as the factory-filled Hydraulic and Transmission Oil. It flows well into the hydraulic system to greatly enhance the performance of your tractor.Īre there any John Deere Hy-Gard alternatives? Mobil Fluid 424 High Performance Tractor Hydraulic Fluid is an equivalent of the John Deere Hy-Gard oil specs JDM J20C. What is the equivalent of John Deere Hy Gard oil?īelow is a list of other oils that are equivalent to the John Deere Hy Gard oil.
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