Black multifunction steering wheel centered with GMC logo, surrounded by a classic dashboard layout including speedometer, tachometer, radio, and climate control knobs under a plain background.
View Dimensions of the 2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Extended Cab Long Box
View 30 images of the 2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Extended Cab Long Box