| abstract |
Gear oil compositions are described which comprise a lubricating base oil having dissolved therein:n (A) at least one phosphite ester characterized by the formula:n wherein R¹ and R² are hydrocarbyl based groups of from 1 to 30 carbon atoms and (B) at least one metal overbased composition. nAnother embodiment of the invention comprises the above-mentioned (A) and (B) withn (C) a sulfurization product of an aliphatic olefinic compound containing from 3 to 30 carbon atoms. |