Other Model Years:
Other Model Years:
The 2023 GMC Sierra 1500 Truck comes in only 1 body type: Truck. The Sierra 1500 Truck is available in 2 different trim level options: AT4X and Denali Ultimate. The AT4X is the base trim level option, while the Denali Ultimate is the highest, most expensive configuration.
Table of Contents
In this guide, we will breakdown the differences between each GMC Sierra 1500 Truck configuration and help you determine which trim level to purchase.
Below is a table comparing some of the major features for the most popular GMC Sierra 1500 Truck trim levels.
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AT4X | Denali Ultimate |
|---|---|---|
| Engine | EcoTec3 6.2L V8 420hp 460ft. lbs. | EcoTec3 6.2L V8 420hp 460ft. lbs. |
| Transmission | 10-Speed Shiftable Automatic | 10-Speed Shiftable Automatic |
| Combined Mileage | 15 MPG | 17 MPG 24 MPG |
| Safety |
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| Features |
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