I actually went with black 15x8 rims for the Moab trip, with 31x10.5x15 BFG tires. I love the look, had to take the sawzall to the front and rear of the front fenders though! I get many more looks than with the stock 18" chrome, so I am not sure I will put them back on!
http://www.shutterfly.com/osi.jsp?i=...21b3269af7e4f9
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