Drivetrain
4WD Reg Cab 142"
2021GMC Sierra 2500HDSierra 2500HD Regular Cab Long Box 4-Wheel Drive SLE
Engine
Gas V8
Displacement
6.6L/-TBD-
Fuel
GAS
Transmission
Automatic
Body Style
pickup
Exterior Photos
Gallery
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Config & Performance
Full Specifications
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Category
Vehicle
- Drivetrain
- Four-Wheel Drive