Don't Know if the Number will Be good anymore Hope it is But the address is Not anymoreAre you having an issue with your tractor? Are you sure you are using the correct website (see link below)? I am able to get into the North American part of the website without difficulty.
I found the contact number and likely you will have to go through the automated menus as most companies have their phone system set up this way. But I am sure that you will get through to an operator simply enough.
Simplicity Manufacturing Inc
Address: 500 North Spring Street, Port Washington, Wisconsin 53074-1752, U.S.A.
Telephone: (262) 377-5450