Magnetic 2021 Ford Expedition Platinum Platinum EcoBoost 3.5L V6 GTDi DOHC 24V Twin Turbocharged 10-Speed Automatic 4WD CARFAX One-Owner. Clean CARFAX. Come see this 2021 Ford Expedition Platinum! It's the one you've been longing for! This Expedition comes equipped with these options: 4WD.