GMC Logo2015 GMC Sierra 2500HD IV (GMTK2XX) Regular Cab Long Box: Front and side view of heavy duty pickup with regular cab and long bed.

Front and side view of heavy duty pickup with regular cab and long bed.

White heavy duty pickup truck showcasing front grille, headlights, and side profile with regular cab and extended cargo bed.

View Dimensions of the 2015 GMC Sierra 2500HD IV (GMTK2XX) Regular Cab Long Box

View 22 images of the 2015 GMC Sierra 2500HD IV (GMTK2XX) Regular Cab Long Box

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