2007 GMC Sierra 3500HD III (GMT900) Extended Cab Long Box: Leather rear seats with extended cab interior and passenger controls

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Leather rear seats with seat belts, headrests, and rear passenger climate/audio controls in the extended cab interior, showing spacious and comfortable seating with door trim and window controls.

View Dimensions of the 2007 GMC Sierra 3500HD III (GMT900) Extended Cab Long Box

View 28 images of the 2007 GMC Sierra 3500HD III (GMT900) Extended Cab Long Box