2026 GMC Yukon XL SLT 4WD for Sale in Mobridge, SD Full-size capability and seven-passenger seating come together in this 2026 GMC Yukon XL SLT 4WD, finished in Sterling Metallic over a sophisticated Dark Walnut/Slate interior. Powered by the 5.3L EcoTec3 V8 paired with the 10-speed automatic, this extra-long-wheelbase Yukon delivers strong daily power, capable towing, and the kind of cargo flexibility that makes long family trips across the Plains effortless. The SLT trim with the SLT Luxury Package brings premium leather, heated and ventilated front seats, head-up display, navigation, and the rich Dark Walnut/Slate two-tone interior that gives this Yukon XL real upscale presence. With limited-slip differential, 4WD traction, and the proven Yukon platform, this is a well-equipped, lower-mileage full-size SUV for buyers who need real space. 2026 GMC Yukon XL SLT 4WD — Stock #6F94A Drivetrain: Four-Wheel Drive (4WD) with Limited Slip Differential Engine: 5.3L EcoTec3 V8 Transmission: 10-Speed Automatic Exterior Color: Sterling Metallic Interior: Dark Walnut/Slate Premium Leather Seating Packages: SLT Luxury Package — Premium Leather, Head-Up Display, Heated and Ventilated Front Seats Performance: 3.23 Rear Axle Ratio, Limited Slip Differential Interior Comfort: Heated and Ventilated Front Seats, Heated Rear Outboard Seats, Tri-Zone Automatic Climate Control, Heated Steering Wheel Technology: 16.8-Inch Color Touchscreen with Google Built-In, Wireless Apple CarPlay and Android Auto, Bose Premium Audio, Wireless Charging Safety: Enhanced Automatic Emergency Braking, HD Surround Vision, Front Pedestrian and Bicyclist Braking, Reverse Automatic Braking Convenience: Engine Block Heater, Power Liftgate, Remote Vehicle Start, Engine Stop-Start with Override Exterior Highlights: LED Headlamps and Tail Lamps, Roof Rails, Power Folding Third Row Expert Insights According to Kelley Blue Book and Edmunds, the 2026 Yukon XL SLT is recognized for its blend of full-size practicality, premium SLT-trim appointments, and the smooth power delivery of the 5.3L V8. Visit Beadle Sales in Mobridge, SD Come see this 2026 GMC Yukon XL SLT 4WD at Beadle Sales in Mobridge, South Dakota. We serve customers from Aberdeen, SD, Bismarck, ND, and Pierre, SD — all within two hours. Call us at 605-845-3671 or visit beadleautogroup.com to schedule your test drive!