New 2021 Mercedes-Benz GLS

Experience the 2021 Mercedes-Benz GLS in Santa Monica, CA

At W.I. Simonson, we are thrilled to introduce the versatile, stylish 2021 Mercedes-Benz GLS to our stellar new model inventory. Balancing iconic Mercedes-Benz design with high-powered engine capability and advanced interior technology, the 2021 GLS lineup offers a well-rounded and dynamic experience on all fronts in Santa Monica, CA. Stop by our landmark building at the corner of 17th and Wilshire today for a first-hand look at everything the 2021 Mercedes-Benz GLS has to offer! Our team is looking forward to working with you.

GLS 450

GLS 450

  • 3.0L Inline-6 Turbo engine with EQ Boost
  • 0-60 MPH: 5.9s
  • 12.3" Digital Instrument Cluster & 12.3" Touchscreen Multimedia Display
  • Burmester® Surround Sound System
  • Active Parking Assist & Surround View System
  • 6 or 7 Seat Cabin Configuration Options
  • Grey Linden Wood Trim

GLS 580

GLS 580

  • 4.0L V8 Biturbo engine
  • 0-60 MPH: 5.2s
  • Multicontour front seats with massage feature
  • MBUX Interior Assistant
  • 6 or 7 Seat Cabin Configuration Options
  • Privacy Glass
  • AMG Body Styling

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2021 Mercedes-Benz GLS Models

The 2021 Mercedes-Benz GLS model line includes two core models and one AMG-enhanced performance option. Core models include the 2021 Mercedes-Benz GLS 450 and GLS 580, while performance enthusiasts may turn to the AMG GLS 63.


The 2021 Mercedes-Benz GLS 450 is powered by a standard 3.0-liter inline 6-cylinder engine, which produces up to 362 horsepower and 369 lb-ft of torque. For additional power, the 2021 Mercedes-Benz GLS 580 delivers up to 483 horsepower and 516 lb-ft of torque through a standard 4.0-liter Bi-Turbo V8 engine.

Range-Topping AMG Power

For model line-topping performance, the 2021 Mercedes-Benz AMG GLS 63 is equipped with a dynamic 4.0-liter Bi-Turbo V8 engine with up to 603 horsepower and 627 lb-ft of torque. Performance-oriented drivers will be hard-pressed to find a more powerful luxury SUV on the market today.

Exterior Style

The 2021 Mercedes-Benz GLS exudes confidence with a bold center grille, horizontal LED taillamps, unique chrome bumper inserts, and muscular strength through smooth, flowing lines. The exterior design of the GLS balances style with improved functionality.

Interior Space

The GLS is available with a 7-seat interior configuration or a 6-seat configuration. Make your choice between second-row bench seating or individual second-row power seating.

Staying Comfortable

Standard power front seats come with driver memory functionality, along with heating and ventilation. Settling in and staying comfortable has never been easier.


The 2021 Mercedes-Benz GLS is equipped with standard Mercedes-Benz User Experience infotainment. This advanced system includes Bluetooth streaming, voice-activated functionality, and innovative touchscreen controls for increased accessibility.

Keyword Activation

With the simple phrase "Hey, Mercedes," drivers can easily access voice control through the GLS' Mercedes-Benz User Experience infotainment system. Access navigation, media, and other controls in a convenient, hands-free setup.

Safety and Security

Standard driver-assist features include Attention Assist, Active Brake Assist, Active Distance Assist, and Mercedes-Benz Emergency Call Services, among a suite of others.

Base MSRP excludes transportation and handling charges, destination charges, taxes, title, registration, preparation and documentary fees, tags, labor and installation charges, insurance, and optional equipment, products, packages and accessories. Options, model availability and actual dealer price may vary. See dealer for details, costs and terms.