Here is the dealership diagram for installation of the factory ladder/step on the Yamaha EX wave runner. The parts labeled B or C on this list are from the reverse
Tag: jet ski
How to: Install/Add Reverse on Yamaha EX base model Wave Runner Jet Ski
Here is how I installed reverse onto a 2017 Yamaha EX Base Wave Runner using parts from an EX Sport. Diagrams and Parts list are available below video for reference.