Experience the Perfect Blend of Style and Performance with the 2018 Buick Regal Sportback Essence Step into the world of refined driving with the 2018 Buick Regal Sportback Essence. This sophisticated vehicle, adorned in a striking White Frost Tricoat, is designed for those who appreciate both style and substance. Beneath its sleek exterior, the Regal Sportback houses a responsive 4-cylinder engine paired with a smooth 9-speed automatic transmission, ensuring a dynamic and efficient driving exp