Synergyn Performance GL6012 Universal Gear Lube 85W-140 - 1 Quart Bottle Reduced friction and wear means reduced repair costs Formulated from premium base stock oils and high quality additive systems to provide excellent thermal stability, superior anti-wear protection and rust and corrosion protection Compatible with mineral oils and most synthetics Tackiness agent allows the oil to climb, lubricate and stay on gear surfaces to prevent dry starts Designed for use in limited slip differentials and eliminates the need for special additives