k5chevyblazer Posted October 17, 2007 Share Posted October 17, 2007 I am in need of new tires for the wifes RX300. Would like to upsize the rims to 19"s. Can someone help me with the proper back spacing and tire size I am going to need, thanks a bunch. Quote Link to comment Share on other sites More sharing options...
k5chevyblazer Posted October 17, 2007 Author Share Posted October 17, 2007 Just wanting to make sure my homework is correct. It looks like I will need a 245/50R19 tire with a 35mm offset, on a 5x114.3 or 5x4.5" lug pattern. Quote Link to comment Share on other sites More sharing options...
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