GMC Sierra 4WD AT4 (2021) Specifications
The GMC Sierra 4WD AT4 is powered by a 6.2 L Regular engine, paired with a 10 speed automatic transmission. It returns a combined fuel economy of 17 MPG. Body style is a Pickup Truck with 4 doors. It has a length of 231.7 in, width of 81.2 in, wheelbase of 147.5 in.
Engine & Drivetrain
Engine Size5.3 L
Cylinders8
Fuel TypeRegular
TransmissionAutomatic 10-spd
Drivetrain4-Wheel Drive
CO₂523 g/mi
Classification
Vehicle ClassStandard Pickup Trucks 4×4
Body & Engine
Body TypePickup Truck
AspirationNaturally Aspirated
Engine TypePetrol
Gearbox10 speed automatic
Engine LayoutLongitudinal
Additional Specs
Doors4
Engine ManufacturerGeneral Motors
Engine Capacity6.2 L
Max Power420 hp
Max Torque460 lb-ft
Wheel Size20 inch
BrakesFour-wheel disc
Fuel SystemDirect Injection
Dimensions & Weight
Length231.7 in
Width81.2 in
Height75.5 in
Wheelbase147.5 in
Ground Clearance10.8 in
Kerb Weight5350 lbs
Fuel Tank Capacity24.0 gal
Performance & Chassis
Front TyresLT275/65R20
Rear TyresLT275/65R20
GMC Sierra 4WD AT4 Across Model Years
| 2020 | 2021 | |
|---|---|---|
| Price | — | — |
| Engine Capacity | 3L | 6.2 L |
| Fuel Type | Diesel | Regular |
| Transmission | Automatic 10-spd | 10 speed automatic |
| Body Type | Standard Pickup Trucks 4WD | Pickup Truck |
