2018 GMC Sierra 3500HD 2WD Reg Cab 137.5" WB, 59.06" CA
2WD Reg Cab 137.5" WB, 59.06" CA
2WD Reg Cab 162" WB, 83.58" CA
Regular Cab Long Box 2-Wheel
4WD Reg Cab 137.5" WB, 59.06" CA
4WD Reg Cab 162" WB, 83.58" CA
2WD Crew Cab 171.5" WB, 59.06" CA
SLE
Regular Cab Long Box 4-Wheel Drive
Double Cab Long Box 2-Wheel Drive
Crew Cab Standard Box 2-Wheel Drive
Crew Cab Long Box 2-Wheel Drive
4WD Crew Cab 171.5" WB, 59.06" CA
Double Cab Long Box 4-Wheel Drive
Crew Cab Standard Box 4-Wheel Drive
Crew Cab Long Box 4-Wheel Drive
SLT
Denali