LOW SULFUR AUTOMATIC TRANSMISSION OIL HAVING IMPROVED WEAR-RESISTANT LUBRICATING CHARACTERISTICS

摘要

PROBLEM TO BE SOLVED: To provide automatic transmission oil which comprises additives such as an antioxidant and a friction modifier and has compatibility with an entire machine as the automatic transmission oil. SOLUTION: The automatic transmission oil comprises a dialkylthiadiazole and an amine antioxidant, substantially free from a sulfurized grease and a phenolic antioxidant. The automatic transmission oil has excellent compatibility and improved wear resistance, oxidation resistance, and low torque characteristics. Preferably, an excellent result by the combined use of the friction modifier are obtained.