Boasts 19 Highway MPG and 14 City MPG! This GMC Yukon XL boasts a Gas V8 5.3L/ engine powering this Automatic transmission. WHEELS, 20 X 9 (50.8 CM X 22.9 CM) MACHINED AND PAINTED SATIN GRAPHITE (STD), TRANSMISSION, 10-SPEED AUTOMATIC electronically controlled with overdrive, includes Traction Select System including tow/haul (STD), TRANSFER CASE, ACTIVE, 2-SPEED ELECTRONIC AUTOTRAC with rotary controls, includes neutral position for dinghy towing.* This GMC Yukon XL Features the Following Options *MAX TRAILERING PACKAGE includes (UKW) Blind Zone Steering Assist with Trailering, (PZ8) Hitch View, (UET) Smart Trailer Integration Indicator, (JL1) integrated trailer brake controller and (V03) extra capacity cooling system Also includes (NQH) 2-speed active transfer case and (JHD) Hill Descent Control on 4WD models., LPO, FLOOR LINER PACKAGE (dealer-installed) (Includes (RIA) 1st and 2nd row all-weather floor liners, LPO, (RIB) 3rd row all-weather floor liners, LPO and (CAV) all-weather cargo mat, LPO., LICENSE PLATE FRONT MOUNTING PACKAGE , TRAILER BRAKE CONTROLLER, INTEGRATED, TIRES, 275/60R20SL ALL-SEASON, BLACKWALL (STD), SUPER CRUISE a hands-free driver assistance feature for use on compatible roads, includes automatic lane changing and trailering capability Includes a 3-Year trial.), STERLING METALLIC, SMART TRAILER INTEGRATION INDICATOR, SEATS, FRONT BUCKET (STD), REAR AXLE, 3.23 RATIO.