NASCAR Xfinity Series at Las Vegas
Las Vegas Motor Speedway — October 14, 2023
Riley Herbst
Winner
201
Laps
38
Entries
6
Leaders
Riley Herbst won the 2023 NASCAR Xfinity Series at Las Vegas at Las Vegas Motor Speedway on October 14, 2023, leading 103 of 201 laps. John Hunter Nemechek finished second; Cole Custer rounded out the podium. The race featured 6 different leaders.
Race Details
Date
Saturday, October 14, 2023
Track
Season
2023
Winner
Leaders
6 drivers
| Pos | Start | +/- | Driver |
|---|---|---|---|
| 1 | 8 | +7 | Riley Herbst |
| 2 | 38 | +36 | John Hunter Nemechek |
| 3 | 2 | -1 | Cole Custer |
| 4 | 4 | — | Chandler Smith |
| 5 | 14 | +9 | Sam Mayer |
| 6 | 7 | +1 | Justin Allgaier |
| 7 | 10 | +3 | Austin Hill |
| 8 | 13 | +5 | Brandon Jones |
| 9 | 6 | -3 | Daniel Hemric |
| 10 | 9 | -1 | Layne Riggs |
| 11 | 19 | +8 | Myatt Snider |
| 12 | 1 | -11 | Josh Berry |
| 13 | 11 | -2 | Parker Kligerman |
| 14 | 5 | -9 | Parker Retzlaff |
| 15 | 15 | — | Sheldon Creed |
| 16 | 17 | +1 | Ryan Sieg |
| 17 | 3 | -14 | Sammy Smith |
| 18 | 24 | +6 | Kyle Sieg |
| 19 | 28 | +9 | Connor Mosack |
| 20 | 25 | +5 | Ryan Reed |
| 21 | 23 | +2 | Daniel Dye |
| 22 | 18 | -4 | Jeb Burton |
| 23 | 35 | +12 | Rajah Caruth |
| 24 | 27 | +3 | Brett Moffitt |
| 25 | 34 | +9 | Brennan Poole |
| 26 | 29 | +3 | Stefan Parsons |
| 27 | 32 | +5 | Ryan Ellis |
| 28 | 31 | +3 | Blaine Perkins |
| 29 | 37 | +8 | C.J. McLaughlin |
| 30 | 16 | -14 | Jeremy Clements |
| 31 | 21 | -10 | Dawson Cram |
| 32 | 36 | +4 | Joey Gase |
| 33 | 26 | -7 | Josh Williams |
| 34 | 20 | -14 | Anthony Alfredo |
| 35 | 22 | -13 | Kaz Grala |
| 36 | 12 | -24 | Kyle Weatherman |
| 37 | 30 | -7 | Joe Graf Jr. |
| 38 | 33 | -5 | Patrick Emerling |
Model Performance
How well did the NR-Rating model predict this race? Across 10 matched drivers, the model averaged 11.8 positions off — worse than the season average of 8.5. Below Average
| Pos | Driver | Predicted | Actual | Delta |
|---|---|---|---|---|
| 1 | Riley Herbst | 21.4 | 1 | +20.4 |
| 2 | John Hunter Nemechek | 19.1 | 2 | +17.1 |
| 3 | Cole Custer | 22.9 | 3 | +19.9 |
| 6 | Justin Allgaier | 18.3 | 6 | +12.3 |
| 7 | Austin Hill | 20.9 | 7 | +13.9 |
| 12 | Josh Berry | 22.9 | 12 | +10.9 |
| 21 | Daniel Dye | 19.1 | 21 | -1.9 |
| 25 | Brennan Poole | 24.7 | 25 | -0.3 |
| 32 | Joey Gase | 23.4 | 32 | -8.6 |
| 34 | Anthony Alfredo | 20.9 | 34 | -13.1 |
Predicted finish from NR-Rating model. Delta = predicted − actual (positive = driver beat prediction). Confidence: High Confidence = low variance (stdDev ≤ 9), Moderate = medium variance, Coinflip = high variance.
Historical Context
- Riley Herbst: has 14 career starts at Las Vegas Motor Speedway with a 16.2 avg finish (1 win) — the model may have underweighted this track history.
- Justin Allgaier: was the model’s top pick based on 26 career starts at Las Vegas Motor Speedway with a 10.2 avg finish (1 win), finishing P6 on the day.
Explore More
Frequently Asked Questions
Who won the 2023 NASCAR Xfinity Series at Las Vegas?
Riley Herbst won the 2023 NASCAR Xfinity Series at Las Vegas at Las Vegas Motor Speedway.
Where was the 2023 NASCAR Xfinity Series at Las Vegas held?
The 2023 NASCAR Xfinity Series at Las Vegas was held at Las Vegas Motor Speedway on October 14, 2023.