go to docsatvservice(dot)com and he has a bolt on hand or foot shifter for the ES models. i have this on my foreman 450 and when i get into the woods it gets me out. And on docsatvservice(dot)com he has a module that bypasses the ES wirings and is direct. i put that on my foreman and now i can go through mud and it will work and the ES has not given anymore problems since. his number is 601-659-9931