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The 2026 Mercedes-Benz GLS continues to deliver flagship luxury SUV comfort, advanced technology, and confident performance for drivers near Riverside and Ontario, CA. Its bold exterior styling, spacious three-row cabin, and refined road manners help create a driving experience that feels exceptionally comfortable during both daily commuting and extended California road trips. Mercedes-Benz has refined the latest GLS lineup with improved mild hybrid technology, upgraded infotainment systems, and enhanced suspension tuning designed to elevate comfort and smoothness throughout every drive. Whether transporting passengers or handling highway travel, the GLS maintains the upscale luxury experience expected from the Mercedes-Benz flagship SUV lineup.
Inside the cabin, the 2026 Mercedes-Benz GLS combines premium craftsmanship with advanced digital integration through a spacious and highly refined interior layout. Large touchscreen displays, ambient lighting, and luxurious seating materials help create an environment that feels modern, versatile, and exceptionally upscale for every passenger. Mercedes-Benz engineers have also improved ride refinement and cabin insulation to create one of the quietest and smoothest luxury SUV driving experiences available today. The result is a full-size luxury SUV that successfully blends innovation, practicality, and premium Mercedes-Benz sophistication.
The 2026 Mercedes-Benz GLS lineup offers multiple trims engineered to deliver different levels of luxury and performance capability for drivers near Riverside and Ontario, CA. The GLS 450 4MATIC® provides smooth acceleration and refined comfort through a turbocharged inline-6 mild hybrid powertrain, while the GLS 580 4MATIC® introduces a twin-turbocharged V8 engine for stronger performance and enhanced power delivery. Drivers seeking even more aggressive acceleration and sharper chassis tuning can explore AMG® models that feature upgraded engines, suspension systems, and sport-inspired styling enhancements. Every trim level maintains flagship craftsmanship and advanced technology while offering its own distinct luxury SUV experience.
| Trim Model | Engine Configuration | Horsepower | 0-60 MPH |
|---|---|---|---|
| GLS 450 4MATIC® | 3.0L Turbo Inline-6 w/ Mild Hybrid | 375 hp | 5.8 Seconds |
| GLS 580 4MATIC® | 4.0L Twin-Turbo V8 w/ Mild Hybrid | 510 hp | 4.7 Seconds |
| AMG® GLS 63 | AMG®-Enhanced Twin-Turbo V8 | 603 hp | 4.1 Seconds |
The 2026 Mercedes-Benz GLS delivers exceptionally smooth performance through advanced suspension systems, refined powertrain engineering, and carefully tuned steering calibration. Mercedes-Benz engineers have designed the GLS to prioritize passenger comfort while still providing responsive acceleration and composed handling during highway driving and longer California road trips. Standard 4MATIC® all-wheel drive capability helps improve traction and confidence during changing road conditions around Riverside and Ontario, CA. Multiple drive modes also allow drivers to customize throttle response, steering feel, and suspension behavior depending on driving preferences.
The interior of the 2026 Mercedes-Benz GLS combines advanced digital integration with handcrafted luxury through a spacious and highly refined three-row cabin layout. Large touchscreen displays provide seamless access to navigation, entertainment, and vehicle settings while preserving a sophisticated dashboard appearance. Premium seating materials, ambient lighting, and advanced comfort features help create a refined environment for every passenger during both shorter commutes and extended California travel. Key interior highlights include:
The exterior design of the 2026 Mercedes-Benz GLS emphasizes sophisticated flagship SUV styling through sculpted body lines, signature LED lighting, and commanding proportions that create a premium road presence throughout Riverside and Ontario, CA. Its bold stance and upscale detailing help balance elegant luxury appearance with modern aerodynamic efficiency. Mercedes-Benz also offers multiple wheel designs, exterior paint finishes, and AMG® appearance packages that allow drivers to personalize their GLS to fit their style preferences. Every detail contributes to the SUV’s prestigious appearance and unmistakable Mercedes-Benz identity.