Attention Drivers! View the summary of proposed rule changes for 2026. All Feedback is due no later than Friday, December 19, 2025 at 12pm. Feedback must be emailed to tech@coloradospeedway.com . Click Here to Download Proposed Rule Changes

We heard your voices loud and clear! We're gonna give the 9th annual Battle of the Fenders One More Shot this Saturday December 13, 2025. Practice will take place December 12th (Gates at noon; track hot from 1pm-5pm). Saturday December 13 gates open at 8:00am and green flag at 11:00am. Tires and fuel will be available Registration has re-opened click the link to register: https://pci.jotform.com/form/252925039197162 All tickets are sold in person. No online tickets. We look f

To our Drivers, Crews, Fans, and Employees - we hate to announce that the 9th Battle of the Fenders 300 is canceled for this weekend - as is practice for today. The forecast for Wednesday called for 1" of snow, and we got 6". We have been scraping and shoveling for the last 48 hours, and Shawn Sulley spent all day helping to clear snow with his plow, but as you can see below - that last inch of ice will not budge. The forecast called for a sunny day today, but the clouds have

Attention CNS Faithful: below, your first look at the 2026 Event Schedule. Please note: this is a DRAFT and subject to change. With than in mind, we welcome your feedback - positive or constructive - by email to tech@coloradospeedway.com . Close observers will note the new "DF" designation - which stands for Double Feature. Page 2 is a brief explanation of what the Double Feature nights will look like. Yes, they will count for Double NASCAR Regional  and Colorado National Spe

Race Fans - this Saturday, December 6th is going to be a great day for the Battle of the Fenders! Join us for 300 laps of fender banging action as Super Stocks and Figure 8's battle Dirt Cars, 4 Cylinder Cars, 6 Cylinder Cars, and maybe even a Pickup Truck or two... it's one of the most exciting events of the year! Drivers you still have time to register for the race by clicking here. Here are the details for the event: - Doors open at 8:00am on the Pit Side ONLY - no grandst

11/26/25 - Dacono, CO Colorado National Speedway officials have been closely monitoring the weather forecast all week and have made the decision to postpone the 9th Annual Battle of the Fenders race to NEXT Saturday December 6, 2025 due to snow/cold. Open Practice: Friday, December 5 Gates Open: 12pm Track Hot: 1pm to 5pm Saturday, December 6: Gates Open: 8:00am Racing Starts: 11:00am Drivers you still have time to register for the race by clicking here. We look forward to se

November 17, 2025 See below updated rules bulletin for CARS Tour West/Northwest Pro Late Model. Click Here to Download Bulletin Click Here to Download 2026 Pro Late Model Specifications & Guidelines

Since becoming a paved 3/8 mile oval in 1989, Colorado National Speedway has been apart of the NASCAR Weekly Racing Series program which gives our drivers a chance to be recognized nationally for their accomplishments and compete against drivers from across the country to accumulate the most points to win a national championship in the NASCAR regional series. There are five divisions that compete for national points each year with division 1 being the premier division at NASC

Date and Time: Friday, November 28 th CNS will open the pits on Friday from 1pm to 5pm for parking, tech, and tire mounting; as well as some practice time for those who want it. Track time will cost $25 per car and waivers must be signed, and just a $10 charge for crew. Pit stalls will be assigned on a first come, first serve basis and trailers may be parked overnight.   Saturday, November 29 th Gates will open at 8am, and the race will begin at 11:00am. Pits will be open to

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PLEASE NOTE ONLY 12 SPOTS ARE AVAILABLE VIA ONLINE REGISTRATION REGISTRATION WILL BE AVAILABLE ON RACE DAY AT THE SOUVENIR SHACK LOCATED...