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2020 GMC Sierra 1500 Crew Cab
AT4 Pickup 4D 5 3/4 ft99,844 miles
Why You’ll Love This Sierra 1500
The AT4 sits near the top of the Sierra 1500 lineup, landing above the SLT and below the Denali within GMC’s trim structure, blending confident trail capability with everyday comfort through its World's First Six-Function GMC MultiPro Tailgate, off-road tuned Rancho monotube shock absorbers, CarbonPro bed, and leather-appointed heated and ventilated front seats.
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