Trek Bicycle O Fallon | Trek Bicycle O Fallon

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  • Shop address
  • 8640 Mexico Rd.
  • O Fallon, Missouri, 63366  United States
  • 6365911043
  • Get directions
Shop hours
We're closed.
Sunday Closed
Monday Closed
Tuesday 11:00 AM-7:00 PM
Wednesday 11:00 AM-7:00 PM
Thursday
11:00 AM-7:00 PM
Friday 11:00 AM-7:00 PM
Saturday 10:00 AM-6:00 PM
  • 6365911043
  • Get directions
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Our bio

Trek Bicycle O’Fallon is your destination for the latest products from Trek and Bontrager, service and tune-ups for bikes and e-bikes of any brand, and a great place to gear up for your next two-wheeled adventure.
We’re conveniently located just outside of St. Louis where we’re proud to service the surrounding communities of Cottleville and Lake St. Louis. We’re also proud to support the local cycling community through our involvement with the ICC Challenge and the Gateway Off-Road Cyclists (GORC) organization.
Whatever your experience level and however you like to ride, we welcome you to stop in, meet our team, and see what we have to offer. We can’t wait to ride with you!

Ask us about

Ride now, pay later

Trek Financing powered by Citizens Pay lets you buy what you need, when you need it. Spread your payments over time with convenient, stress-free plans starting at 0% APR.

Learn more

What is an electric bike?

Check out our electric bike buyer's guide to learn about the benefits of e-bikes, how to choose the right one for your riding style, and the best maintenance tips and tricks.

E-bike 101

Our service packages

Want to learn more about what a bike tune-up includes? Explore our different service packages below.

build Level One:
The scrub down
$89.99
Recommended every 25+ hours of riding
-Align and adjust brakes
-Tune and adjust shifting
-Torque all fasteners
build Level Two:
The deep clean
$174.99
Recommended every 50+ hours of riding
-Includes all Level One services
-Deep clean drivetrain
-Lateral and vertical wheel true
-Inspect bottom bracket
-Clean and polish bike
build Level Three:
The strip down
Starting at $379.99*
Recommended every 100+ hours of riding
-Includes all Level One and Level Two services
-Disassemble and deep-clean all parts
-New cables, housing, and bearing systems*
-Advanced wheel true
-Replace front and rear suspension wipers, seals, and oil**

*Cost of replacement parts not included in package price.

**Pricing may vary for bikes with suspension. Stop in for an estimate.
build Traveling
somewhere?
$79.99
We can box your bike up and help send it where you need it to go.

Love it or we’ll take it back

If you’re not 100% happy with your purchase, bring it back within 30 days for a refund or exchange.

Low Price Guarantee

We’ll match any price for products we carry in-store or on trekbikes.com.

24-hour service for all makes and models

Our skilled technicians will service your bike within 24 hours, or we’ll give you a loaner for free.

Your new favourite bike shop

From first-time riders of every age to the seriously addicted, we’re here to help!