Stock › Cat 131-1686: Control Autoshift Cat 131-1686: Control Autoshift $3,600.00 Good used Genuine CAT Autoshift Control Group Fits to IT38F Toolcarriers, and 938F Wheel Loaders. Good used Genuine CAT Autoshift Control Group Fits to IT38F Toolcarriers, and 938F Wheel Loaders. Add To Cart Added!