Lexus GX 550
2024-present
The GX 550 embodies Lexus's commitment to combining uncompromising luxury with genuine capability. It's a body-on-frame SUV that doesn't apologize for its truck-based roots while delivering the refinement expected from the luxury brand.
Quick Take
The 2024 Lexus GX 550 represents a complete redesign of Lexus's body-on-frame luxury SUV, now powered by a twin-turbocharged V6 replacing the previous V8. Built on Toyota's TNGA-F platform, it combines serious off-road capability with refined luxury appointments.
Best For
Key Strength
Unmatched Off-Road Prowess
Watch For
Fuel Economy Disaster
The Story
Heritage & Legacy
The GX nameplate has represented Lexus's approach to luxury off-roading since 2003, based on Toyota's legendary Land Cruiser Prado platform. This fourth generation continues that legacy with modern powertrains and advanced technology while maintaining the rugged foundation.
Design Philosophy
The design philosophy centers on 'Confident Capability' - bold, angular exterior styling that communicates strength and presence. Inside, premium materials and advanced technology create a sanctuary that insulates occupants from harsh conditions while providing commanding visibility.
The Driving Experience
Engine Character
The twin-turbo V6 delivers strong low-end torque that surpasses the previous V8, providing confident acceleration and improved fuel economy. The 10-speed automatic transmission offers smooth shifts and intelligent programming that adapts to driving conditions, whether crawling over rocks or cruising highways.
Chassis Dynamics
Built on a rigid ladder frame with sophisticated suspension tuning, the GX 550 provides surprising on-road composure for such a capable off-roader. The available KDSS system allows for exceptional wheel articulation off-road while maintaining stability on pavement through active sway bar disconnection.
Sound Signature
The twin-turbo V6 produces a refined growl under acceleration with active sound enhancement. The cabin remains remarkably quiet thanks to extensive sound deadening materials.
Strengths & Tradeoffs
Defining Strengths
The GX 550 features sophisticated crawl control, multiple terrain modes, and a proper body-on-frame construction that makes it virtually unstoppable off-road. Its approach and departure angles, combined with ground clearance, exceed most competitors in the luxury SUV segment.
Built on proven Toyota/Lexus architecture with conservative engineering approach, the GX 550 promises exceptional long-term reliability. The twin-turbo V6 is designed for longevity with robust internals and proven turbocharger technology from Toyota's commercial vehicle applications.
Honest Tradeoffs
The GX 550's thirsty nature makes it expensive to operate daily, with real-world mpg often dipping into the mid-teens. The body-on-frame construction and weight penalty make it one of the least efficient vehicles in its class.
Unlike German rivals, the GX has minimal aftermarket support and tuning potential. The conservative Lexus approach prioritizes reliability over modification potential, leaving enthusiasts with few upgrade paths.
Ideal Owner
Perfect for affluent adventurers who need genuine off-road capability without sacrificing luxury. Appeals to those who tow boats or trailers and value reliability over flashiness.