Redwood Engineering & VIB-ISO Present - AHRMA National Motocross and Cross Country Series

Diamond Don's, Jefferson, Texas

September 18-20, 2026

Schedule:

Monday, September 4: Gates officially open at noon for event.  Gates close at 8:00 PM

Tuesday, September 5:  Gates open at 10:00 AM; close at 8:00 PM

Wednesday, September 6:  Gates open at 8:00 am, locked at midnight.

Thursday, September 7:  Gates open at 7:00 am, locked at midnight

Friday, September 8: Gates open 6:00 am; Gates locked at midnight

Cross Country: 

• Sign-up 9-11:00 am;
• Rider meeting at noon.
• Sighting lap, all riders, at 12:30 pm.
• Vintage Race at 1:00 pm
• Post Vintage race at 3:00 pm
• Saturday VMX Sign-up & Tech approx. 3:00 pm – 5:00 pm.

Saturday, September 9: Gates open 6:00 am; Gates locked at midnight

• Sign-up & Tech 7am – 8:30am
• Mandatory rider’s meeting, 8:30am 
• Practice at 9:00am
• Racing at 10:00am
• Saturday PV/NG MX Sign-up & Tech approx. 3:00 pm – 5:00 pm.

Sunday, September 10:  Gates open at 6:00 am

Post Vintage Motocross: 

• Sign-up & Tech 7am – 8:30am
• Mandatory rider’s meeting, 8:30 
• Practice at 9:00
• Racing at 10:00
• Wine-down Party after trophy presentation Food, WINE, fantastic fireworks show and authentic cannon firing

Other activities and information

1. No refund policy:  No refunds of race or gate fees. 
2. AHRMA Rules and regulations:  All AHRMA rules, regulations and guidelines apply.  See AHRMA Handbook 2026 Rules & Requirements.  For more information at www.AHRMA.org

Lodging:

For lodging, contact Jefferson Tourism Department, 903-665-3733, www.VisitJeffersonTexas.com.

General info and Rules of the Road.  Violation of any rules may cause you to be ejected from the track.

1. Restricted area:  The entire RV Park is a restricted area and subject to rules and regulations as posted. Waivers and minor release forms will be required before entry allowed. 
2. Spectators or vehicles are not allowed within 15 feet of the racing action.  Please observe all posted signs.  Enter at your own risk. 
3. We are not responsible for injury, illness or property damage.  Racers MUST provide proof of medical insurance when they sign up for their races,
4. NO DRONES ALLOWED ON THE PROPERTY AT ANY TIME. 
5. Dogs and children must be controlled at all times.  Parents and dog owners are personally liable for injury or property damage.  We don’t allow barking dogs on the property.  If your dog is a barker, please leave at home.
6. Diamond Dons Motorsports reserves the right to refuse service to anyone for any reason.  No rain checks.  No refunds.
7. Ice for Sale at the track – provided by Ice Express

1. Groceries and Liquor:  Brookshire’s Grocery is a full-service store located in Jefferson, on Broadway.  Texas Route 49 liquor store is a short ½ mile from the track and is one of our sponsors.  Non-ethanol gasoline is available at CEFCO on Hwy 59, Jefferson; and at Valero at the corner of Hwy 59 and Hwy 49.

1. Walmart Supercenters:  Coming south, there is one in Atlanta, TX about 30 miles from the track.  Coming north, the Walmart is in Marshall, about 12 miles from the track.

1. Kenny Lau with Awesome Shots will be onsite.
2. NOTE:  If you damage any water or electric unit, you will immediately be charged a $250 damage fee.  WATCH WHERE YOU PARK, ESPECIALLY WHEN BACKING UP!
3. NOTE:  Due to the large attendance at this event, off-road vehicles can create a safety hazard to our patrons and our property, if not properly monitored.  We do allow pit riding at the race as long as the vehicles are driven by responsible adults, they stay on designated roads, and drive at a slow speed. UNSAFE BEHAVIOR will not be tolerated.  No off-road vehicles will be allowed on the race track or on trails around the property.  All off-road vehicles with more than two wheels must be registered at front gate and there is a $25 fee for each vehicle.  This ruling does not apply to motorcycles.  The fee goes toward the cost of repairing our roads after the event.
4. We do not allow unlicensed drivers on off-road vehicles of any kind.  If your child does not have a valid driver’s license, do not bring their vehicles to this event as they will not be allowed to drive any form of off-road vehicle on the property. Driver’s License required for all electric bicycles. 
5. There is a private road from the RV Park to the Historic Jefferson Train depot in downtown Jefferson.  Note new requirements from City of Jefferson:  City of Jefferson has instituted new regulations for golf carts and side x sides on public streets.  We have special approval for our event to have unregistered golf carts downtown, as long as driver carries proof of insurance and gets an “DDMX EVENT” placard for their vehicle.  We will provide these at RV Office. If you don’t have insurance, you can park at the train depot and walk into town.  If police stop a driver with no insurance, there may be a $500 fine.  Side X sides are not allowed downtown.  Leave them at the depot and walk in!
6. Lots of Product Vendors onsite.  Concessions available.
7. Natural terrain grass track – the course is 40-50 ft wide in many spots to allow passing, Big Air jump, wide-open start; berms, grass track; great spectator viewing
8. Historic Jefferson has lots of B&B’s, antiques, specialty shops, restaurants, museums, and many other attractions.  There is lots of history here so bring the family – everyone will love it and Jefferson is just one mile from the track.
9. NOISE CURFEW: 10:00 pm (Music, Loud Talking, Engines, Loud Generators, etc.)