after looking the only "OK" option For AS tires is the Yokohama 245 front 265 rearYou can actually get a 265/35/r21 winter tires that fit both wheels. That is what we were going to do this winter and see how it works. If not, we will just buy an aftermarket set of 20’s or find some Inductions.
https://www.discounttire.com/buy-tires/continental-sport-contact-5p/p/87600
https://www.discounttire.com/buy-tires/yokohama-advan-sport-a-s+/p/87844
https://www.discounttire.com/buy-tires/pirelli-winter-sottozero-3/p/88867