The Mercedes-Benz 420-Class is the luxuries car this car arrived along with great innovations, which also includes the seatbelt pretensioners. In general, it ensures the safety drive this car comes with variants which includes long-wheelbase, SD, SDL and standard wheelbase. The luxury features, as well as the options, included for the people welfare; it also includes the technological as well as the safety options. It is the modern luxury cars, so people are paying more attention to getting this car. This car comes with the modern features when compared the previous models. The 4 speed automatic transmission helps to ensure the performance of the car. By the way, the Mercedes-Benz 420-Class provides extraordinary capacity, the transmission option also equipped with the limp home modes, this mode supports to eliminate all the complications, especially it decreases electronic failure and this also comes along with a SW switch.