i am looking to get some rims that are 8.5" wide and put them on a s10 blazer what offset can i get to tuck with that size, im not dumb about this but not 100% sure what is the most lip i can have please help some one has to know the more about this than me i look at the charts but still get confused i know it is supposed to be 0-15 mm and 0 is 4.25" backspace but what is 15 mm I guess that is my question or how do I caculate this.  thanks for any help ------also i have some 22x9.5 rims with +32 offset now and am thinking of goin 24x8.5 which is skinier by theory i can still go up to a +32 offset and could go even more negative offset than 0 offset but not by much right please help me out somebody just let me know if my theory is right thanks again any help would be great  

s10forum.com may be able to help you out.