American Vehicle Sales presents the New 2020 GMC Sierra SLT, AT4 and Sierra Denali. The GMC shares similar features through the models. As a result, the GMC Sierra comes in 3 trims. Furthermore you have the choice of the SLT trim , the New AT4 model trim and the classy Denali trim.
Consequently all three models are based in the GMC Sierra range have the same chassis, drive line and body. Most noteworthy is the Denali . The Denali is a real head turner. As a result you have a truck that has notable exterior body changes. Most noteworthy is the new interior on all the models in their range.
In contrast, if you are after an off road look and feel, the AT4 will be sure to grab your attention.