Southern California Motorcycling Association
Challenge Starts with You
Find That Perfect Ride!
Are you ready to challenge yourself and receive recognition for your accomplishments?
If you are, you have come to the right place.
Explore Our Legendary Rides
Three Flags Classic
Join the annual ride from Mexico to Canada over Labor Day weekend.
Four Corners Tour
Our ultimate ride challenge. Visit all four corners of the contiguous United States within 21 days.
Best 15 US Roads
In one calendar year, take the challenge and ride the best 15 roads from SCMA's list of roads including some of the roads submitted in the starting survey.
California Adventure Series - Missions
Explore California’s coastline and visit twenty-one 18th and 19th century mission sites.
Some of the most famous rides in motorcycling!
For over 50 years, the Southern California Motorcycling Association (SCMA) has been the driving force behind exceptional long-distance rides that challenge, excite, and elevate your motorcycling experiences.
Get ready to embark on unforgettable journeys across North America with the Southern California Motorcycling Association. Our signature rides are designed to offer breathtaking experiences, and leave you with lasting memories.
The SCMA is a unique community that caters to riders of all styles, whether you prefer to ride in a group, with friends, or as a solo adventurer. Check out our well-known motorcycling challenges – The Three Flags Classic and The USA Four Corners Tour or do our Best 15 US Roads. These are only a few we have to offer. Take a look at the collection of Rides below.
Upcoming Special Events!
The SCMA hosts a number of special events each year to celebrate our various events. They vary between annual events to ride and specific events. Please check out our events.
2026 SCMA Mother Road Adventure Meet in the Middle Rally -May 16th, 2026 – Saturday
SCMA has planned a meetup at the CENTER of Route 66 in Adrian, Texas. A dinner is planned at the Texas Roadhouse in Amarillo, Texas. This will be a great time to usher in 100 years of Route 66 the Mother Road.
Registration is now closed but if you really wanna join in contact the Mother Road Adventure ride chair:
Click here to contact Mother Road Adventure Chair
2026 Three Flags Classic Finish Nelson, CAN ReUnion Dinner – Sep 1, 2026
Oye! SCMA Canadian and US friends we have planned a get together dinner open to all . See your friends and fellow riders. It is open to all, you dont have to be a current member. Bring your fellow riders, family friends, Come anyway you can, ride, drive, walk? We’d really like to see you, hear your stories over a beer and a meal!! Click on the link for more information.
Click here for More Information and Registration
48th Annual Three Flags Classic registration is OPEN, go to the Three Flags ride information to REGISTER NOW.
See What’s Been Happening
Click here to see pictures from the 2026 Awards Banquet Pics
California Adventure Series - Parks
Experience California’s natural wonders. Visit 24 national parks, monuments, and historic sites in California.
California Adventure Series - Roads
Roam California’s well-known motorcycle roads (and some well-kept secrets). Pick from 4 different series of roads in northern, central, and Southern California.
Great Lakes Cabot Trail Tour
A self-guided ride to twelve notable checkpoints scattered along a suggested route through the northeastern United States and southeastern Canada.
Mother Road Adventure
Get Your Kicks, It’s Route 66!
Revisit the glory days of neon lights, service stations, and tourist traps.