American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. The all-new American Shifter dual-action shifter assembly has everything you need in a shifter. Shift however you want and use any knob you want. The dual-action shifter features all of the convenience of any other shifter, but without the limitations.