The Lexus GS 400 was a four-door luxury sedan produced by Lexus from 1998 to 2005. It featured a 4.0 liter V8 engine and a five-speed automatic transmission that was mated to rear-wheel drive. The GS 400 was available with a variety of luxury equipment, such as leather upholstery, a power moonroof, power adjustable seats, and an audio system with a six-disc CD changer. The vehicle was also equipped with various safety features, such as side-curtain airbags and traction control.