2007 GMC Sierra 1500 III (GMT900) Extended Cab Long Box: Front view of a pickup with distinctive grille and headlights

Front view showing a large mesh grille with a red GMC logo in the center, rectangular headlights with reflective elements, fog lights in the bumper, and dual side mirrors.

View Dimensions of the 2007 GMC Sierra 1500 III (GMT900) Extended Cab Long Box

View 24 images of the 2007 GMC Sierra 1500 III (GMT900) Extended Cab Long Box

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