2025 GMC Sierra 1500 AT4
$9,067 less than this car
- 20,050 mi
- 10-Speed Automatic
- Diesel
- Truck
Supreme Ford Slidell · Slidell, LA · 0 mi away
9,757 miles · truck

Thank you for your interest in one of Legacy Buick GMC's online offerings. Please continue for more information regarding this 2025 GMC Sierra 1500 AT4 with 9,376mi. Put performance, safety, beauty, sophistication and all the right amenities into a car, and here it is! Now you can own luxury without the luxury price tag! Taking the road less traveled has never been more fun than with this 4WD. With improved performance, mileage and acceleration, this 2025 4WD GMC Sierra 1500 AT4 is king of the off-road. Driven by many, but adored by more, the GMC Sierra 1500 AT4 is a perfect addition to any home. This is the one. Just what you've been looking for.
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
Among the highest-priced · 20% of 5 similar listings ask more than this car.
How we calculate market value: comparable cars for sale now plus their last listed prices.
Price tracked by AutosXchange since Nov 6, 2026. No price change at this dealership since Nov 6 ($59,988).0 price changes at this dealership: $59,988 → $59,988.
Market activity: Legacy GMC cut prices on 10 2026 GMC Sierra 1500 by an average of $1,500
AutosXchange Intel Hub: Price changes for this model in Louisiana · This model in the Intel Hub · Market movers in Louisiana
Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 11); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.
Same 2025 Sierra 1500 AT4 · used · any miles · within 50 miles of Slidell, Louisiana. All 5 comparable cars for sale, nearest first.
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Supreme Ford Slidell · Slidell, LA · 0 mi away
$5,000 more than this car
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$5,719 less than this car
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$3,888 less than this car
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Lakeshore CDJR of Kenner · Kenner, LA · 36 mi away
2025 GMC Sierra 1500 AT420,050 miles · Supreme Ford Slidell · Slidell, LA · 0 mi away$50,921$9,067 less than this car
2025 GMC Sierra 1500 AT423,023 miles · Legacy GMC · Slidell, LA · 0 mi away$64,988$5,000 more than this car
2025 GMC Sierra 1500 AT415,096 miles · Rainbow Chrysler Dodge Jeep RAM Fiat · Covington, LA · 30 mi away$54,269$5,719 less than this car
2025 GMC Sierra 1500 AT418,591 miles · Legacy West Bank Buick GMC · Harvey, LA · 33 mi away$56,100$3,888 less than this car
2025 GMC Sierra 1500 AT439,025 miles · Lakeshore CDJR of Kenner · Kenner, LA · 36 mi away$52,361$7,627 less than this carAll years and trims. Nearest first.
Legacy GMC · Slidell, LA · 0 mi away
Legacy GMC · Slidell, LA · 0 mi away
Legacy GMC · Slidell, LA · 0 mi away
Legacy GMC · Slidell, LA · 0 mi away
Legacy GMC · Slidell, LA · 0 mi away
Legacy GMC · Slidell, LA · 0 mi away
Legacy GMC · Slidell, LA · 0 mi away
Legacy GMC · Slidell, LA · 0 mi away
2025 GMC Sierra 1500 SLT80,188 miles · Legacy GMC · Slidell, LA · 0 mi away$38,988
2025 GMC Sierra 2500 HD Pro20,471 miles · Legacy GMC · Slidell, LA · 0 mi away$53,988
2025 GMC Sierra 1500 Denali14,654 miles · Legacy GMC · Slidell, LA · 0 mi away$58,686
2025 GMC Sierra 3500 HD Denali Ultimate77,900 miles · Legacy GMC · Slidell, LA · 0 mi away$74,988
2025 GMC Sierra 2500 HD Denali Ultimate31,505 miles · Legacy GMC · Slidell, LA · 0 mi away$79,988
2024 GMC Sierra 1500 Elevation35,897 miles · Legacy GMC · Slidell, LA · 0 mi away$38,788
2024 GMC Sierra 1500 SLT83,156 miles · Legacy GMC · Slidell, LA · 0 mi away$39,988
2024 GMC Sierra 1500 SLT33,538 miles · Legacy GMC · Slidell, LA · 0 mi away$42,988