In 2000, Acura introduced its first all-original SUV, the MDX.  The moniker stands for Multi-Dimensional luxury.  The production models of the MDX debuted for the 2001 model year.  The fourth and current generation of the MDX was introduced in January 2021 for the 2022 model year.  The performance-oriented Type-S variant was introduced in December 2022.   The MDX also became the flagship model of the Acura marque following the discontinuation of the RLX midsize luxury sedan in 2020.