Off-Road in HD: GMC Announces the Sierra HD AT4X and Extreme AEV Edition
The Truth About Cars
MAY 1, 2023
The 2024 GMC Sierra HD AT4X gets a 6.6-liter inch lift kit, Multimatic DSSV dampers, an electronic locking rear differential, and 35-inch Goodyear tires. & Both trucks bring the luxury inside, where GMC equipped leather upholstery and massaging front seats. Image: GMC] Become a& TTAC insider.
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