2015 GMC Sierra 3500HD IV (GMTK2XX) Regular Cab Long Box in Dark Slate Metallic: Heavy-duty pickup truck front grille, headlights, and long cargo bed

Close-up view showing the pickup truck's bold front grille with chrome accents, distinct headlights, steel wheels, and an extended cargo bed emphasizing durability and utility.

View Dimensions of the 2015 GMC Sierra 3500HD IV (GMTK2XX) Regular Cab Long Box

View 22 images of the 2015 GMC Sierra 3500HD IV (GMTK2XX) Regular Cab Long Box

Popular Comparisons: 2023 Volvo XC40 vs 2022 Hyundai IONIQ 5, 2013 Peugeot 2008 I vs 2012 208 I, 2000 Chevrolet Impala VIII vs 2002 Toyota Corolla Wagon IX