The 2026 NASCAR O'Reilly Auto Parts Series will be the 45th season of the NASCAR O'Reilly Auto Parts Series. The season will begin with the United Rentals 300 at Daytona International Speedway on February 14 and will end with the NASCAR O'Reilly Auto Parts Series Championship Race at Homestead-Miami Speedway on November 7.
This season is notable for being the first season to have O'Reilly Auto Parts as the title sponsor.
Rules Changes[]
None announced
Teams & Drivers[]
Full Time Teams[]
| Team | Manufacturer | No. | Driver(s) | Crew Chief |
|---|---|---|---|---|
| Haas Factory Team | 
|
00 | Sheldon Creed | Jonathan Toney |
| 41 | Sam Mayer | Jason Trinchere | ||
| JR Motorsports |
|
1 | Carson Kvapil | Rodney Childers |
| Connor Zilisch | ||||
| 7 | Justin Allgaier | TBA | ||
| 8 | Sammy Smith | Phillip Bell | ||
| 88 | Rajah Caruth (R) | TBA | ||
| TBA | ||||
| Richard Childress Racing |
|
2 | Jesse Love | Danny Stockman |
| 21 | Austin Hill | Chad Haney | ||
| Alpha Prime Racing |
|
4 | TBA | TBA |
| 44 | TBA | TBA | ||
| 45 | TBA | TBA | ||
| SS GreenLight Racing |
|
07 | TBA | TBA |
| 14 | TBA | TBA | ||
| Kaulig Racing |
|
10 | TBA | TBA |
| 11 | TBA | TBA | ||
| 16 | Christian Eckes | TBA | ||
| Joe Gibbs Racing | 
|
18 | TBA | TBA |
| 19 | TBA | TBA | ||
| 20 | Brandon Jones | TBA | ||
| 54 | TBA | TBA | ||
| AM Racing | 
|
25 | TBA | TBA |
| Sam Hunt Racing |
|
24 | Harrison Burton | Brian Gainey |
| 26 | Dean Thompson | TBA | ||
| Jordan Anderson Racing |
|
27 | TBA | TBA |
| 31 | TBA | TBA | ||
| RSS Racing |
|
28 | Kyle Sieg | TBA |
| 39 | Ryan Sieg | Matt Noyce | ||
| Joey Gase Motorsports with Scott Osteen | TBA | 35 | TBA | TBA |
| Young's Motorsports |
|
42 | TBA | TBA |
| Big Machine Racing Team |
|
48 | Nick Sanchez | Patrick Donahue |
| Jeremy Clements Racing |
|
51 | Jeremy Clements | TBA |
| Cope Family Racing |
|
70 | TBA | TBA |
| DGM Racing |
|
71 | TBA | Mario Gosselin |
| 91 | TBA | TBA | ||
| Viking Motorsports |
|
99 | TBA | TBA |
Schedule[]
The schedule was announced on August 20, 2025.
| No. | Race name | Track | Date | Time (EST) | TV |
|---|---|---|---|---|---|
| 1 | United Rentals 300 | Daytona International Speedway | February 14 | TBA | The CW |
| 2 | Bennett Transportation and Logistics 250 | EchoPark Speedway | February 21 | TBA | The CW |
| 3 | Focused Health 250 | Circuit of the Americas | February 28 | TBA | The CW |
| 4 | GOVX 200 | Phoenix Raceway | March 7 | TBA | The CW |
| 5 | The LiUNA! | Las Vegas Motor Speedway | March 14 | TBA | The CW |
| 6 | Sport Clips Haircuts VFW Help a Hero 200 | Darlington Raceway | March 21 | TBA | The CW |
| 7 | Marine Corps 250 | Martinsville Speedway | March 28 | TBA | The CW |
| 8 | North Carolina Education Lottery 250 | Rockingham Speedway | April 4 | TBA | The CW |
| 9 | SciAps 300 | Bristol Motor Speedway | April 11 | TBA | The CW |
| 10 | Kansas Lottery 300 | Kansas Speedway | April 18 | TBA | The CW |
| 11 | Ag-Pro 300 | Talladega Superspeedway | April 25 | TBA | The CW |
| 12 | Andy's Frozen Custard 300 | Texas Motor Speedway | May 2 | TBA | The CW |
| 13 | Mission 200 at the Glen | Watkins Glen International | May 9 | TBA | The CW |
| 14 | BetRivers 200 | Dover Motor Speedway | May 16 | TBA | The CW |
| 15 | BetMGM 300 | Charlotte Motor Speedway | May 23 | TBA | The CW |
| 16 | Tennessee Lottery 250 | Nashville Superspeedway | May 30 | TBA | The CW |
| 17 | Explore the Pocono Mountains 250 | Pocono Raceway | June 13 | TBA | The CW |
| 18 | TBA | Naval Base Coronado | June 20 | TBA | The CW |
| 19 | Pit Boss/FoodMaxx 250 | Sonoma Raceway | June 27 | TBA | The CW |
| 20 | TBA | Chicagoland Speedway | July 4 | TBA | The CW |
| 21 | Focused Health 250 | EchoPark Speedway | July 11 | TBA | The CW |
| 22 | Pennzoil 250 | Indianapolis Motor Speedway | July 25 | TBA | The CW |
| 23 | Hy-Vee Perks 250 | Iowa Speedway | August 8 | TBA | The CW |
| 24 | Wawa 250 | Daytona International Speedway | August 28 | TBA | The CW |
| 25 | TBA | Darlington Raceway | September 5 | TBA | The CW |
| 26 | TBA | World Wide Technology Raceway | September 12 | TBA | The CW |
| NASCAR Playoffs | |||||
| Round of 12 | |||||
| 27 | Food City 300 | Bristol Motor Speedway | September 18 | TBA | The CW |
| 28 | Alsco Uniforms 302 | Las Vegas Motor Speedway | October 3 | TBA | The CW |
| 29 | Blue Cross NC 250 | Charlotte Motor Speedway | October 10 | TBA | The CW |
| Round of 8 | |||||
| 30 | TBA | Phoenix Raceway | October 17 | TBA | The CW |
| 31 | United Rentals 250 | Talladega Superspeedway | October 24 | TBA | The CW |
| 32 | National Debt Relief 250 | Martinsville Speedway | October 31 | TBA | The CW |
| Championship Race | |||||
| 33 | NASCAR O'Reilly Auto Parts Series Championship Race | Homestead-Miami Speedway | November 7 | TBA | The CW |
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