Left suspension with optimized damping effect

The invention discloses a left suspension with an optimized damping effect. The left suspension capable of optimizing the vibration reduction effect comprises a gold cup body, an upper metal plate machine support is welded to the upper side wall of the gold cup body. A right metal plate support is welded to the right side wall of the metal plate cup body. A left metal plate support is welded to the left side wall of the metal plate cup body. The inner side wall of the upper metal plate support, the inner side wall of the left metal plate support and the inner side wall of the right metal platesupport are in threaded connection with screws respectively; a spring gasket is arranged on the side wall of a thread; a first rubber pad is arranged on the bottom surface of the upper metal plate support;; a second rubber pad is arranged on the bottom surface of the right metal plate support; a third rubber pad is arranged on the bottom surface of the left metal plate support; a rubber bushing is arranged in the metal p