Nissan in Smyrna has a new luxury car rolling off the assembly line today (Monday). It is the Infiniti JX. The vehicle is a seven passenger crossover. It has three rows of seating and will sell for about $40-thousand. Nissan has moved two other Smyrna produced vehicles to Canton, Mississippi to make room for the new Infiniti. The Frontier compact pickup and Xterra SUV, are now in Mississippi.