The 2004 Mercedes-Benz S-Class is a part of the fourth generation 'W220' lineup, boasting a premium experience synonymous with the Mercedes brand. It's offered in four trims: S430, S500, S55 AMG, and the S600. Each comes with a unique engine, starting from the 275-hp 4.3L V8 in S430 to a whopping 493-hp V12 in the S600. A 5-speed automatic is standard, along with RWD, although 4MATIC AWD is an option for certain trims. The S-Class features an advanced Airmatic suspension for sublime ride quality. Inside, passengers are treated to leather upholstery, wood trim, and advanced tech for its time, including COMAND infotainment system. In terms of safety, it includes an Electronic Stability Program (ESP) and window-curtain airbags.