CONGRATULATIONS, You have found one of the best deals in the state!!! As you know, the best deals move FAST.....give us a call (989) 884-0577.4WD.Light Steel Gray Metallic 2015 GMC Yukon XL 4D Sport Utility SLT 1500 4WD 6-Speed Automatic Electronic with Overdrive EcoTec3 5.3L V8 15/22 City/Highway MPGReviews:* Strong V8 power; stout towing capacity; big cargo capacity; available nine-passenger seating; extremely quiet highway ride; high-quality cabin. Source: Edmunds* If you need no-compromises hauling and towing ability, along with a no-compromises, first-rate interior, the 2015 GMC Yukon and Yukon XL are just the ticket. That goes double for the high-end Denali models. Source: KBB.com