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2026 · Pickup

GMC Sierra

Sierra Mud Terrain Tires 4WD FFV — 2026 GMC Sierra Mud Terrain Tires 4WD FFV is a U.S.-market FuelEconomy.gov certification record. Class: Standard Pickup Trucks 4WD; drive: 4-Wheel Drive; transmission: Automatic 10-spd. EPA combined rating: 17 mpg.

Source verifiedVerified: 2026-08-10
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2026 GMC Sierra exterior
Bull-Doser · Public domain
2025 GMC Sierra exterior
MercurySable99 · CC BY-SA 4.0
2024 GMC Sierra exterior
deathpallie325 · CC BY-SA 4.0
Overview

What matters

2026 GMC Sierra Mud Terrain Tires 4WD FFV is a U.S.-market FuelEconomy.gov certification record. Class: Standard Pickup Trucks 4WD; drive: 4-Wheel Drive; transmission: Automatic 10-spd. EPA combined rating: 17 mpg.

15 city / 19 highway mpg
5.3 L · 8 cylinders
288 mi EPA electric range
Specifications

Powertrain & efficiency

Body stylePickup
Fuel typeFlex fuel
Drivetrain4-Wheel Drive
TransmissionAutomatic 10-spd
Power—
Torque—
Engine displacement5.3 L
Cylinders8
Battery—
Driving range463 km (EPA 288 mi / 463 km (converted))
Combined economy17 mpg
0–60 mph—
Top speed—
Dimensions

Vehicle dimensions

Length—
Width—
Height—
Wheelbase—
Ground clearance—

Specifications can vary by market and configuration. AutoVero displays the exact market and trim when known.

Maintenance research

Parts for GMC Sierra

Choose a vehicle system. Exact OEM numbers and fitment appear only after verification by generation, engine, market and trim.

FiltersOil, air, cabin and fuel filtration systems.
BrakesFriction, hydraulic and electronic braking components.
CoolingEngine, battery and power-electronics thermal management.
Battery12-volt starting batteries and EV auxiliary battery references.
IgnitionSpark generation and combustion control components.
BeltsAccessory-drive and service belt systems.
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