6-Speed Automatic Electronic with Overdrive, 4WD, Black Leather. Recent Arrival!2017 Chevrolet Silverado 1500 LT Summit White LT2 4WD 6-Speed Automatic Electronic with Overdrive EcoTec3 5.3L V8At Carl Cannon Chevrolet Buick GMC, our entire team works together to provide you with the ultimate Buick, Chevrolet, GMC shopping experience. We are here to exceed your expectations, deliver the best service possible, and make car shopping fun again.Awards:* 2017 KBB.com 10 Most Awarded BrandsReviews:* Quick acceleration and strong towing/hauling ability thanks to available V8 engines; front seats are comfortable for long drives; cabin is pleasingly quiet at highway speeds; long list of available options allow for extensive customization. Source: Edmunds