There have been many different vehicles to come off the conveyor belts at Mercedes-Benz production facilities. The S-Class is a lineup of luxury sedans, limos, and armored vehicles that have been in production since 1972. They are considered to be the flagship vehicles for the brand. These cars debuted a range of different innovations by the company throughout the years. Many models have been produced with a range of specifications. The S 320 is one of the models in the S-Class lineup. The original S 320 was produced from 1998-2002 and featured a 3.2 18V V6 engine. There were a few other variations produced through the years including CDI versions. If you drive an S 320, be sure to only get OEM Mercedes-Benz parts and accessories for it. This way, they'll last a long time.