Gmc Sierra Slt 2021. View detailed specs, features and options for the 2021 gmc sierra 1500 4wd crew cab 147 slt at u.s. Our 2021 gmc sierra 1500 trim comparison will help you decide.

Prices for a used 2021 gmc sierra 1500 slt currently range from $27,995 to $55,777, with vehicle mileage ranging from 2,852 to 155,652. Research the 2021 gmc sierra 1500 at cars.com and find specs, pricing, mpg, safety data, photos, videos, reviews and local inventory.