The 2021 GMC Sierra 1500 Truck comes in only 1 body type: Truck. The Sierra 1500 Truck is available in 6 different trim level options: Base, Elevation, SLE, SLT, AT4, and Denali. The Base is the base trim level option, while the Denali is the highest, most expensive configuration.

Which GMC Sierra 1500 Trim Level Should I Buy?

The GMC Sierra 1500 is available in three cab setups: regular cab, double cab, and crew cab. Drivers can also pick between three bed lengths, depending on the cab setup. Some trim levels are only available with certain cab and bed configurations. The base Sierra 1500 trim level comes with chrome bumpers, LED headlights, two USB ports, and smartphone integration.

The highest trim level available for the 2021 GMC Sierra 1500 is the Denali model. Additional features include adaptive suspension, a Bose audio system, side steps, a digital instrument cluster, and wireless charging for devices. Additional safety features include blind-spot monitoring with rear cross-traffic alert, and parking sensors.

Our pick for the best 2021 GMC Sierra 1500 trim level is the SLT model. The Sierra 1500 SLT gets larger 18-inch wheels, leather seating, trailer hitch guidance assist, and trailer brake controller. Drivers can pick optional packages that add more safety features like forward collision warning, or more technology features like a rear-view camera, bed-view camera, and a surround-view camera.

SLT Trim Review & Test Drive [Video]


Denali Trim Review & Test Drive [Video]


In this guide, we will breakdown the differences between each GMC Sierra 1500 Truck configuration and help you determine which trim level to purchase.

What's the Difference Between 2021 GMC Sierra 1500 Trim Levels?

Below is a table comparing some of the major features for the most popular GMC Sierra 1500 Truck trim levels.

GMC Sierra 1500 Invoice and Market Prices by Trim

BaseElevationSLESLTAT4Denali
Market Price$37,191$50,827$48,904$54,804$58,704$65,832

GMC Sierra 1500 Trims

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Frequently Asked Questions

What is the best GMC Sierra 1500 trim?

Our pick for the best 2021 GMC Sierra 1500 trim level is the SLT model. The Sierra 1500 SLT gets larger 18-inch wheels, leather seating, trailer hitch guidance assist, and trailer brake controller. Drivers can pick optional packages that add more safety features like forward collision warning, or more technology features like a rear-view camera, bed-view camera, and a surround-view camera.

What are the different trim levels for a GMC Sierra 1500?

The GMC Sierra 1500 Truck is available in 6 different trim level options: Base, Elevation, SLE, SLT, AT4, and Denali.

What is the most basic GMC Sierra 1500 model?

The GMC Sierra 1500 Truck Type starts at $30,000. The Base is the base trim level option, while the Denali is the highest, most expensive configuration.

What are similar models to the GMC Sierra 1500 Trim?

Some similar models include the Ram Ram Pickup 1500, Ford F-150, Chevrolet Silverado 1500, and Nissan Titan.