Lexus has taken a sharp turn with the new LS Concept, moving away from the familiar sedan shape to a six-wheel “Luxury Space” MPV. It runs two large wheels up front and four smaller ones at the rear, stretching the wheelbase to create a three-row, six-seat lounge-like cabin that’s more about interior space than performance. The concept shows sliding doors, vertical LED lighting, and a layout built around privacy and open space. There’s no word yet on the powertrain, but the six-wheel setup is me