Attention PURE STOCK Teams: The rules that were updated and changed will be discussed at the drivers meeting on Saturday, August 23,...

ATTN Super Late Model & Pro Truck Teams: All tire samples taken on August 9, 2025 race date have come back clean with no issues. As such,...

Release Date: Monday, August 11 th  2025 The driver of PT #28 and the driver of PLM #8W have both been suspended indefinitely for...

ATTN DRIVERS: Click Here to download the S.E.A.L. approved crate engine rebuilder list. For questions, please reach out to...

Attention CNS Legend Drivers: It’s been brought to our attention that some of our Legend Drivers were unaware that this weekend’s event...

July 15, 2025 - Dacono, CO In an effort to fully clarify how things at the Pits will work for CARS Weekend - Friday July 25th and...

ATTENTION GAM DRIVERS & TEAMS! GAM's will be running on the same tire ran on the tire cycle from 5/10 & 5/24 race or the 6/14 Race. Rule...

In the post-race Pro Truck Tech Inspection, there were inconsistencies in the rule interpretation and tech application. The race finish...

Friday June 6, 2025 The Driver of PS #98P is suspended for 1 race for social media conduct adverse to sportsmanship. The Driver of PS #34...

To our CNS Faithful, Memorial Day Weekend has always been special at Colorado National Speedway; with dazzling fireworks, outstanding...

Attention Drivers: Modifications have been made to the following Rules: 1. General Rules: Contact with the Racing Surface (see page...

Click Here to download the latest Summary of Rules Update.

November 26, 2024 ~ Dacono, CO Drivers & Crew: below is the outline for the final Rule changes for 2025. Questions, comments, concerns,...

On July 31st, 2024 CNS announced that Late Model 51 had been found compliant with the CNS Rules in the suspension and motor categories....

Tech News July 31st, 2024 Following the Late Model feature race on Saturday, July 27th the #51 and the #51A were impounded for further...

Spears Manufacturing Modified Series Update: Track Width rule and Weight option for Colorado National Speedway event. The race will...

7/10/24 ~ Dacono, CO A post-race appeal was submitted on behalf of the 21 GAM indicating that an error had occurred. Upon review and...

ATTENTION LATE MODELS Due to the 80 Lap Race on 6/15/24, you will be allowed 1 tire to cycle into your 2 consecutive night tire...

1. Due to the lack of clarity from CNS on the format of the race, the 100 lap Super Late Model race on Saturday, September 16th will not...

CNS Drivers - due to the car count for SRL, pit stalls will be limited to 1 stall per car. We will begin parking CNS teams at 11:00am,...