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Home / 2026 Mercedes-Benz GLS 450 4MATIC® SUV

2026 Mercedes-Benz GLS 450 4MATIC® SUV in Peoria, AZ

2026 Mercedes-Benz GLS 450 4MATIC® SUV exterior front side view

Confidence surrounds the arrival of the 2026 Mercedes-Benz GLS 450 4MATIC® SUV. This full-size luxury SUV blends bold power, refined comfort, and advanced technology for daily driving. Key features include a smooth mild-hybrid powertrain, upgraded MBUX displays, spacious three-row seating, and enhanced 4MATIC® capability. Families and luxury-focused drivers appreciate its quiet cabin, premium materials, and balanced performance. Customers can also explore exclusive packages and upscale amenities tailored for modern travel. For a premium buying experience, shoppers are encouraged to visit Mercedes-Benz of Arrowhead in Peoria, AZ, to explore the 2026 Mercedes-Benz GLS 450 4MATIC SUV


Our Mercedes-Benz GLS Inventory

Performance Highlights

Multimedia Highlights

Safety Highlights

3.0L Inline-6 Turbo Engine with Mild Hybrid Drive
"Hey, Mercedes" Keyword Activation
Car-to-X Communication
4MATIC® Fully Variable All-Wheel Drive
Biometric Authentication
ATTENTION ASSIST®
AIRMATIC® Suspension
12.3-inch Touchscreen Multimedia Display
Active Distance Assist DISTRONIC®
9G-TRONIC Automatic Transmission with Shift Paddles
Voice Control with Natural Language Understanding
Active Steering Assist

Featured vehicles

2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$91,705
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2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$93,435
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2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$93,840
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2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$93,935
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2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$93,935
Details Save Saved
2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$93,935
Details Save Saved
2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$94,500
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2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$94,500
Details Save Saved
2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$94,580
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2026 Mercedes-Benz GLS 450 4MATIC® SUV
2026 Mercedes-Benz GLS 450 4MATIC® SUV
$94,580
Details Save Saved

Performance Features of the 2026 Mercedes-Benz GLS 450 4MATIC® SUV  

Power meets refinement in the latest GLS 450. This SUV uses a responsive 3.0-liter turbo inline-six engine with EQ Boost technology. The mild-hybrid system provides smooth acceleration and enhanced efficiency during both city and highway driving. Every drive feels controlled and confident due to the intelligent 4MATIC® all-wheel drive system.  

Furthermore, the advanced nine-speed automatic transmission shifts cleanly under varying loads. Drivers enjoy impressive towing strength for weekend trips and recreational activities. Additionally, the available AIRMATIC® suspension enhances ride comfort on rough desert roads. Adaptive damping also adjusts to changing terrain, maintaining stability.  


Handling remains composed thanks to refined steering and a well-tuned chassis. The GLS 450 delivers a quiet and smooth experience even at higher speeds. Performance remains consistent whether you commute through Peoria or explore long road trips across Arizona.  

2026 Mercedes-Benz GLS 450 4MATIC® SUV exterior side view
2026 Mercedes-Benz GLS 450 4MATIC® SUV interior front dash

How Safe Is the 2026 Mercedes-Benz GLS 450 4MATIC® SUV?  

Safety remains a top focus in the 2026 GLS 450 4MATIC®. The SUV features advanced driver assistance systems that help reduce risk in busy city traffic. Standard features include Active Brake Assist, Blind Spot Assist, and Attention Assist. These technologies support the driver and enhance awareness during daily travel.  

Additionally, the GLS 450 4MATIC® includes PRE-SAFE® technology that helps prepare the cabin for a potential collision. PRE-SAFE® Sound also protects hearing by reducing loud noises during impact. The SUV's robust structure and advanced airbag system provide added peace of mind for families.  


Optional safety upgrades include Active Distance Assist DISTRONIC and Active Lane Keeping Assist. These features help drivers maintain smooth control on highways. Furthermore, enhanced camera systems offer improved visibility when parking or maneuvering in tight spaces. With these improvements, the 2026 GLS 450 4MATIC® remains a highly secure luxury SUV for modern drivers.  

Buy the 2026 Mercedes-Benz GLS 450 4MATIC® SUV in Peoria, AZ!  

Finding the right luxury SUV becomes easier when you explore the latest GLS 450 at Mercedes-Benz of Arrowhead. Shoppers can also review trim options, interior features, and available packages to match their lifestyle needs.


Additionally, the team encourages buyers to test drive the new GLS 450 to experience its comfort and capability firsthand. You can also shop for the 2026 Mercedes-Benz GLS 450 4MATIC® SUV in Peoria, AZ, while receiving expert guidance throughout the process.   

Interested in a test drive?
2026 Mercedes-Benz GLS 450 4MATIC® SUV exterior rear view

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