2025 Gmc Sierra 2500hd At4x Release Date. GMC Sierra HD AT4X 2025 New PickUP Best Styling With Clear and Responsive System YouTube GM Authority, a trusted source for insider information, has revealed the tentative start of regular production (SORP) date for the 2025 Sierra HD - July 29th, 2024 Compared to the AT4, it has a 12-speaker Bose audio system (up from seven), a 1.5-inch factory-installed lift with Multimatic DSSV dampers, 16-way driver/passenger seats, and power running boards instead of fixed.
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The Sierra 2500HD Pro Regular Cab Long Box wheels measure 17-inch in diameter The 2025 GMC Sierra 2500HD is shaping up to be a game-changer in the heavy-duty pickup truck segment
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The Sierra 2500HD Pro Regular Cab Long Box wheels measure 17-inch in diameter Two heavy-duty trucks are available in the 2025 GMC Sierra HD lineup. The 2025 GMC Sierra 2500HD boasts a look, on the outside, an upgraded interior, strong engine choices and impressive towing abilities making it a top choice for even the most selective buyers.
2025 Gmc Sierra 2500hd. Compared to the AT4, it has a 12-speaker Bose audio system (up from seven), a 1.5-inch factory-installed lift with Multimatic DSSV dampers, 16-way driver/passenger seats, and power running boards instead of fixed. Powertrain 5 years/100,000 miles limited warranty from original in-service date
2025 Gmc Sierra 2500hd. The Sierra 2500HD Pro Regular Cab Long Box wheels measure 17-inch in diameter Find information on performance, specs, engine, safety and more.