OVERVIEW: The Kirby Gsix was first released in 1999 until the Ultimate G series came out in 2002. This model had a much darker look and feel to the design that gave it class! This model featured an improved brush roll, better filter bags and improved portable shampooer with a better spray pattern. Some of the other features include standard on the Kirby Gsix, such as the handle tilt latch, toe-touch control and TechDrive Power Assist.