Here are the official dates and some confirmed features (so far) for the JL Wrangler.
July-August 2017: 2018 Wrangler Order Banks Open
September 2017: 2018 Wrangler Production Begins
September 1, 2017: 2018 Wrangler Press Launch
Early 2018: 2018 Wrangler Pickup (JT) Production Begins
Summer 2018: 2018 Model Year Production Ends