You may want to consider a machine with the Briggs and Stratton Oil Guard System. which allows you to mow at very steep angles with out starving your motor of its lubrication.
https://www.vanguardpower.com/na/en_us/innovation/oil-guard.html
I have seen a number of these on zero turns, but If...
These are sad times for us. First it was Honda discontinuing their whole outdoor power product line. Now this news of Snapper no longer being a great brand anymore. I just wish B&S would just make them a spin off and set the brand free, like IBM did with their printer line up which became...