What are the key exterior design features of the Tata Harrier, and how do they contribute to the car's appearance and performance?

The key exterior design features of the Tata Harrier include a bold front grille, sharp LED headlamps and taillights, an aerodynamic roofline, and a sloping rear windshield that contributes to the car's overall sporty appearance. The car also features 17-inch alloy wheels and a floating roof design that adds to its overall aesthetics.