20Y-01-12222 Cushion Fits Komatsu ModelsOne New Aftermarket Replacement Engine Mount Cushion for Komatsu Excavators, Wheel Loaders, and Crushers This rubber engine mount cushion (20Y 01 12222) is part of the engine mounting assembly on a wide range of Komatsu excavators, wheel loaders, and mobile crushers. It absorbs vibration between the engine and frame, reducing stress on the powertrain and cab. Four cushions are typically used per engine mounting set alongside companion part 20Y 01