new tires for new rear

i just swaped my rearend my old 71/4 was 50 inches new 81/4 is 48 inches +bigger lug pattern i got a set of 14inch rallys to put on it to match the front anyway it had 215 60"s on it before 14"S but right now i got a set of 225-75 15 s on it so it can roll i noticed they are only an inch away from the leafs and there narrow tires because of the rearend size i need to buy tires for the stock 14 ralleys will 60"s rub theleafs now i don't wanna buy offset wheels i want the widest tires i can get can"t try my old 60s because of lug pattern