Plaza Motors Has Joined
The MileOne Autogroup Family

Shop New Explore Pre-OwnedService

At home or in-store,
we're here for you

Video Walkaround
Video Walkaround
Test Drive at Home
Test Drive at Home
Home Delivery
Home Delivery
Maintenance Pick-up
Maintenance Pick-up
Purchase Online
Purchase Online

New Mercedes-Benz Lineup

Why choose us

Money Back Guarantee

Exceptional Customer Service

Trade-In Appraisal

Online Purchase

How to purchase online

Here at Mercedes-Benz of Chesterfield, we understand your time is valuable. That's why we provide options to make your next purchase or lease more convenient. If you prefer to do the process from home, you can start with a trade-in appraisal or Mercedes-Benz financing. Once you select the vehicle you're interested in, you will have options to adjust your payments and purchase online. 

Car shopping made easy

We provide a vast selection of new Mercedes-Benz models and high quality used vehicles to fit the needs of all our drivers. 

Speaking of new models, you have your pick of our Mercedes-Benz showroom. Check it out to learn detailed information regarding each model available on our lot. Be sure to browse our new Mercedes-Benz specials for extra-savings on a future purchase.

We keep you going

Our service team at Mercedes-Benz of Chesterfield will treat your vehicle like one of our own. We're by your side whenever you need any car service and repair work done in O'Fallon. What's more, our auto parts team would be happy to get you whatever you need to keep your vehicle on the road for many miles to come.
  1. Mercedes-Benz of Chesterfield

    951 Technology Drive
    O'Fallon, MO 63368

    • Sales: (314) 860-9021
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Get in touch

  • Contact our Sales Department at: (314) 860-9021
  • Monday9:00AM - 7:00PM
  • Tuesday9:00AM - 6:00PM
  • Wednesday9:00AM - 7:00PM
  • Thursday9:00AM - 6:00PM
  • Friday9:00AM - 7:00PM
  • Saturday9:00AM - 6:00PM
  • SundayClosed