GMC Sierra 1500 AT4X: Price, MSRP & Specs

Updated

The 2027 GMC Sierra 1500 AT4X has an MSRP of $82,700 before destination. 1,104 used Sierra 1500 AT4X examples were listed at US dealers as of Nov 7, 2026. EPA: 6.2L 8-cyl Premium Gasoline, automatic 10-spd, 4-wheel drive, 15 mpg combined (2026). Offered 2019–present.

2027 MSRP
$82,700
Used listings
1,104
EPA combined
15 mpg
2026
Verified deals
3
7.7% avg off MSRP

Sierra 1500 AT4X MSRP by model year

GMC Sierra 1500 AT4X MSRP by model year
Model yearMSRP
2027$82,700
2026$79,900

Base MSRP before the destination charge.

Used Sierra 1500 AT4X for sale by model year

Used GMC Sierra 1500 AT4X dealer listings by model year (Nov 8, 2026)
Model yearListings
2026201
2025113
2024405
2023293

Sierra 1500 AT4X specs

2026 GMC Sierra 1500 AT4X EPA powertrain and fuel economy
EngineTransmissionDriveCity / Hwy / Comb
6.2L 8-cyl Premium GasolineAutomatic 10-spd4-Wheel Drive14 / 16 / 15 mpg

Source: EPA fuel economy data (fueleconomy.gov).

Full 2026 Sierra 1500 AT4X specs →

What buyers paid for the Sierra 1500 AT4X

3 verified deals: $76,446–$79,016, 7.7% average off MSRP.

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Other Sierra 1500 trims

More on the Sierra 1500

GMC Sierra 1500 AT4X FAQ

How much is the Sierra 1500 AT4X?

2027: $82,700; 2026: $79,900 MSRP, before destination.

How many used Sierra 1500 AT4Xs are for sale?

1,104 were listed at US dealers as of Nov 7, 2026, most from 2024.

What engine does the Sierra 1500 AT4X have?

6.2L 8-cyl Premium Gasoline with automatic 10-spd (2026, EPA).

What MPG does the Sierra 1500 AT4X get?

14 city / 16 highway / 15 combined mpg (2026, EPA).