2026 Mercedes-Benz GLS 450 in West Caldwell, NJ

The 2026 Mercedes-Benz GLS 450 4MATIC gives West Caldwell and Northern New Jersey drivers a full-size luxury SUV with three rows, a 3.0L turbocharged inline-six engine with mild-hybrid drive, 375 horsepower, 369 lb-ft of torque, standard 4MATIC all-wheel drive, and a 9G-TRONIC nine-speed automatic transmission. The GLS 450 also provides seating for up to seven, available six-passenger seating, AIRMATIC suspension, and up to 84.7 cubic feet of cargo capacity. 

Mercedes-Benz of Caldwell is located at 1220 Bloomfield Ave. in West Caldwell, NJ. We serve drivers throughout Caldwell and surrounding Northern New Jersey communities with new Mercedes-Benz vehicles, Certified Pre-Owned models, financing assistance, factory-trained service, and genuine Mercedes-Benz parts. 

•  The 3.0L turbocharged inline-six produces 375 horsepower.
•  Mild-hybrid technology supports the gasoline powertrain.
•  Total torque reaches 369 lb-ft.
•  4MATIC all-wheel drive comes standard.
•  A 9G-TRONIC nine-speed automatic manages power delivery.
•  Seating accommodates seven passengers, with six-passenger seating available.
•  Maximum cargo capacity reaches 84.7 cubic feet.
•  Maximum towing capacity is 7,700 pounds when properly equipped. 

The GLS 450 uses a 3.0L turbocharged inline-six paired with mild-hybrid drive. The powertrain produces 375 horsepower and 369 lb-ft of torque, while the nine-speed automatic transmission works with standard 4MATIC all-wheel drive. Mercedes-Benz lists a 0-to-60-mph time of 5.8 seconds. 

2026 Mercedes-Benz GLS 450 Performance Highlights

•  3.0L turbocharged inline-six
•  Mild-hybrid drive
•  375 horsepower
•  369 lb-ft of torque
•  9G-TRONIC nine-speed automatic
•  Standard 4MATIC all-wheel drive
•  5.8-second 0-to-60-mph time
•  7,700-pound maximum towing capacity when properly equipped

The GLS 450 provides three rows with seating for seven, while an available configuration reduces capacity to six. Mercedes-Benz lists 41.9 inches of second-row legroom and 34.6 inches of third-row legroom. Cargo capacity ranges from 17.4 cubic feet behind the third row to 84.7 cubic feet with the seating folded. 

2026 Mercedes-Benz GLS 450 Interior Highlights

•  Three-row seating
•  Seven-passenger standard configuration
•  Available six-passenger configuration
•  40.3 inches of first-row legroom
•  41.9 inches of second-row legroom
•  34.6 inches of third-row legroom
•  17.4 to 84.7 cubic feet of cargo capacity

The spacious cabin suits daily travel around West Caldwell, Caldwell, Montclair, Livingston, and nearby communities while providing room for passengers and cargo during longer Northern New Jersey trips.

The GLS 450 combines Mercedes-Benz cabin technology with driver-assistance features and connected infotainment. The GLS lineup includes MBUX technology, while available equipment can add features such as a head-up display, heated second-row seats, climate-controlled cupholders, and premium audio equipment.

2026 Mercedes-Benz GLS 450 Technology Highlights

•  MBUX infotainment technology
•  Digital driver displays
•  Available head-up display
•  Available heated second-row seats
•  Available climate-controlled cupholders
•  Available Burmester surround sound
•  Available advanced driver-assistance features

Edmunds tested the GLS 450 and recorded a 5.8-second 0-to-60-mph time. Its evaluation also noted smooth acceleration, strong braking performance, secure handling, and a comfortable ride. Edmunds reports an EPA-estimated 21 MPG combined for the 2026 GLS 450 and says its real-world test route also returned 21 MPG.

"Around town, acceleration is smooth and easy."
Source: Edmunds, 2026 Mercedes-Benz GLS Review

A recent MBWorld discussion comes from a first-time Mercedes-Benz owner who purchased a 2026 GLS 450. The owner specifically discusses the SUV's comfort, technology, driving experience, interior space, and use as a family vehicle.

"I've been incredibly impressed with the comfort, technology, and overall driving experience."
Source: MBWorld, First Post: New Member, First Mercedes & 2026 GLS 450 Family Build

At Mercedes-Benz of Caldwell, we help drivers evaluate the GLS 450 according to passenger capacity, performance, all-wheel drive, cargo flexibility, technology, and everyday driving needs. Our dealership is located at 1220 Bloomfield Ave. in West Caldwell, making us a convenient destination for shoppers throughout Caldwell and surrounding Northern New Jersey communities.

We can help you explore available GLS inventory, arrange a test drive, discuss financing and trade-in options, and provide factory-trained Mercedes-Benz service after your purchase. Our service department also supports maintenance, repairs, Express Service, collision repair, and genuine Mercedes-Benz parts.