GMC Sierra 2025 Automatic Gasoline 4WD 10-speed automatic transmission 6.6L engine 8 cylinders * Hill Descent Assist * Trailer Towing System * Steel bumper * LED lights * Mirror lights * Center screen * Floor shifter * Push-button start * Cup holders * Power windows * Electric parking brake * Air conditioning * Steering wheel controls * Traction control * ABS brakes * Tire pressure sensors