Here's a pic of the tires. Left to right Dunlop K70 4.00x18 (for rear), Dunlop K70 3.25x19 (for front), Bridgestone Accolade 100/90x19 (presently front). Of course, when mounted and inflated, the Dunlops will gain a good deal more in width, but hard to imagine them not still looking too thin in...