If your dash looks like this, then this mount will fit.
WARNING: Some year models of this boat had a plastic steering hub that used wood type screws to hold the steering wheel to the hub.
If you have that plastic steering wheel hub, You will be required to get the Steering Wheel Changeover Kit
If you have the aluminum steering wheel hub, You will need a 2" steering spacer for the mount to work. You will need to get the 2 15/16" center to center, Style B Head, 6mm Thread Pitch spacer - Steering Spacer
If you have smaller units and they are not listed in the drop down menu for GPS/Sonar, then go to the (2017-2020) Lund ProV-Bass - 1875/2075 "Regular" Dual Dash Mount - Plate# LD104/B148 Shelf/B149 Wing