OverviewSpecifications
GMC Sierra Mud Terrain Tires 4WD (Flex Fuel)

GMC Sierra Mud Terrain Tires 4WD (Flex Fuel) (2026) Specifications

The GMC Sierra Mud Terrain Tires 4WD (Flex Fuel) is powered by a 6.2L Gasoline or E85 engine, paired with a 10 speed automatic transmission. It returns a combined fuel economy of 17 MPG. Body style is a Truck with 4 doors.

Fuel Economy
City MPG15
Highway MPG19
Combined MPG17
Annual Fuel Cost$3950
GHG Score3 / 10
Engine & Drivetrain
Engine Size5.3 L
Cylinders8
TransmissionAutomatic 10-spd
Drivetrain4-Wheel Drive
CO₂524 g/mi
Classification
TypeFFV
Body & Engine
Body TypeTruck
Engine TypePetrol
Engine LayoutLongitudinal
Additional Specs
Doors4
Engine ManufacturerGeneral Motors
Engine Capacity6.2L
Max Power420 hp
Max Torque460 lb-ft
Wheel Size20 inch
BrakesFour-wheel disc with ABS
Fuel SystemDirect Injection
Performance & Chassis
Front TyresLT275/65R20
Rear TyresLT275/65R20