The #1 Triathlon Store in the DMV


Thank you for more than 30 years of providing you with excellent sales and service for triathlon. We are no longer open for business. M3 Bike Shop & Service is open at our location in Vienna for sales, rentals and service.

mooloolaba triathlon cycle 1600x980 v5.jpg

The widest selection of triathlon bikes.

When you visit our store you can take your time to browse thorough our impressive selection of triathlon bikes. Whether you are just starting to explore triathlon or preparing for the next race. Our experienced staff will guide you to the perfect bike.

Learn more ➝


Knowledgeable sales and service staff.

You have questions...we have the knowledge and passion about our sport to share with you each step of the way. From the moment you walk into our store, you will know you are in good hands. Our sales staff will help guide you to the right bike and the right fit. You'll rest easy knowing our service technicians are available every day to assist with any service or repairs you might need.