GMC Logo2020 GMC Sierra 3500HD V (GMTT1XX) Regular Cab Long Bed: Heavy-duty pickup truck rear with long bed tailgate and GMC branding.

Heavy-duty pickup truck rear with long bed tailgate and GMC branding.

Rear view of a heavy-duty pickup truck showcasing a long bed tailgate with prominent GMC branding, dual vertical tail lights, step integrated bumper, hitch receiver, and a visible exhaust pipe.

View Dimensions of the 2020 GMC Sierra 3500HD V (GMTT1XX) Regular Cab Long Bed

View 25 images of the 2020 GMC Sierra 3500HD V (GMTT1XX) Regular Cab Long Bed

Small red car