| abstract |
Additive compositions and lubricating fluids are disclosed that provide high steel to paper friction durability, good metal-metal extreme pressure performance characteristics, and synchronizer performance. Lubricating fluids include base oils, succinimide dispersants, succinimide friction modifiers, and phosphonates. Also disclosed is a method for lubricating a dual clutch transmission utilizing multiple wet clutches with the lubricating fluid of the present disclosure. |