1Fitment: Replacement for Automann 174.6913 Transmission, for Bwp M?A6913, for Eaton Fuller Roadranger A6913, for Eaton Fuller Roadranger A4900, etc. 2Part Number: The replacing OE number for reference is A6913. Please double check the part number of your item to ensure direct fit. 3Easy to Install: This shift knob comes with an air valve, remove the original, you just hook the air lines up after you install the knob on the shifter. 4Application: Shifter knob can also be used in truck video games and truck simulators. Please make sure your shifter can support 1/2 inch screw holes before purchasing. 5Material: Made of high intensity aluminum and plastic materials, the shift knob is wear resistant and durable, and it is convenient to grip.