2024 Gx 550 Premium Mpg. Use our handy tool to get estimated annual fuel costs based on your driving habits. 2024 lexus gx 550 overtrail+.

A hybrid is coming, says lexus. Among the 2024 lexus gx’s six trim levels—premium, premium+, luxury, luxury+, overtrail, and overtrail+—the overtrail trims ride the best, followed by the premium trims, which roll on.