Search new + high quality used tires online. Size 275 45 ZR20 starting at: $53.31. Tires in stock: 19. Available brands: 7 with 9 models. All season: 17. Summer: 2.. Selling all used tires at discount costs. All used tires go through 2 layers of inspection on specialized equipment. One year warranty + free shipping on all inventory ;) Happy shopping!