i need to buy tires i want to go wider though i got a 2004 jeep grand cherokee IL6 2 wheel drive not lifted or anything its stock it has right now 235/65/17 tires and rims i don't want to go bigger just wider on the tire how much can i go without the tire rubbing or hitting or whatever (((((im not lifting the car or making any other modifications for the tire to fit just wanna know how much wider it will go stock))))))