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2012 Jeep Wrangler Sport with dealer installed 4 1/2  lift kit 18 Black Mayham wheels and 35 Tires. Here we have a 2010 Jeep JK with 285/70/17 Duratrac tires on black 17x9 wheels 4.5 B.S. jeep is not lifted. This is a 2011 Jeep JK 285/70/17 Bridgestone Dueler A/T tires on BlackRock wheels, no lift.
Here are some frequently asked questions about wheels and tires. Q: What is the biggest size tire I can fit on my stock Jeep JK Wrangler? A: The largest tire size that the factory recommends is a 255/75R17 (which comes standard on Rubicon models) or a 32x10.50. However, there are many Jeep JK Wrangler owners who are currently running as big as 285/70R17 or 33x10.50's with little to no rubbing issues. Q: What is the biggest size tire that I can I fit with a 2.5 Budget Boost? A: 33 without any problems and 35 tires with only minor rubbing at a full flex.