NASCAR XFINITY SERIES AT DAYTONA
Daytona International Speedway — July 4, 2015
Austin Dillon
Winner
104
Laps
40
Entries
5
Leaders
Austin Dillon won the 2015 NASCAR XFINITY SERIES AT DAYTONA at Daytona International Speedway on July 4, 2015, leading 9 of 104 laps. Elliott Sadler finished second; Chase Elliott rounded out the podium. The race featured 5 different leaders.
Race Details
Date
Saturday, July 4, 2015
Season
2015
Winner
Leaders
5 drivers
| Pos | Start | +/- | Driver |
|---|---|---|---|
| 1 | 7 | +6 | Austin Dillon |
| 2 | 10 | +8 | Elliott Sadler |
| 3 | 11 | +8 | Chase Elliott |
| 4 | 21 | +17 | Kasey Kahne |
| 5 | 20 | +15 | Benny Gordon |
| 6 | 17 | +11 | Dakoda Armstrong |
| 7 | 3 | -4 | David Ragan |
| 8 | 5 | -3 | Erik Jones |
| 9 | 35 | +26 | Harrison Rhodes |
| 10 | 34 | +24 | Ross Chastain |
| 11 | 18 | +7 | Timmy Hill |
| 12 | 13 | +1 | Chris Buescher |
| 13 | 8 | -5 | Ryan Reed |
| 14 | 4 | -10 | Joey Logano |
| 15 | 1 | -14 | Daniel Suarez |
| 16 | 40 | +24 | Peyton Sellers |
| 17 | 15 | -2 | Regan Smith |
| 18 | 22 | +4 | Blake Koch |
| 19 | 23 | +4 | John Wes Townley |
| 20 | 28 | +8 | J.J. Yeley |
| 21 | 30 | +9 | Martin Roy |
| 22 | 26 | +4 | Bobby Gerhart |
| 23 | 2 | -21 | Brian Scott |
| 24 | 39 | +15 | Eric McClure |
| 25 | 9 | -16 | Brendan Gaughan |
| 26 | 6 | -20 | Ty Dillon |
| 27 | 32 | +5 | Ryan Sieg |
| 28 | 36 | +8 | Jeremy Clements |
| 29 | 25 | -4 | David Starr |
| 30 | 38 | +8 | Joey Gase |
| 31 | 24 | -7 | Landon Cassill |
| 32 | 37 | +5 | Cale Conley |
| 33 | 31 | -2 | Mike Harmon |
| 34 | 14 | -20 | Bubba Wallace |
| 35 | 19 | -16 | Aric Almirola |
| 36 | 16 | -20 | Brennan Poole |
| 37 | 12 | -25 | Scott Lagasse Jr. |
| 38 | 33 | -5 | Derrike Cope |
| 39 | 29 | -10 | Morgan Shepherd |
| 40 | 27 | -13 | Dexter Bean |
Model Performance
How well did the NR-Rating model predict this race? Across 14 matched drivers, the model averaged 8.6 positions off — close to the season average of 8.5. Average
| Pos | Driver | Predicted | Actual | Delta |
|---|---|---|---|---|
| 1 | Austin Dillon | 23.4 | 1 | +22.4 |
| 3 | Chase Elliott | 10.4 | 3 | +7.4 |
| 8 | Erik Jones | 18.5 | 8 | +10.5 |
| 10 | Ross Chastain | 17.4 | 10 | +7.4 |
| 11 | Timmy Hill | 22.8 | 11 | +11.8 |
| 12 | Chris Buescher | 13.6 | 12 | +1.6 |
| 14 | Joey Logano | 20.5 | 14 | +6.5 |
| 15 | Daniel Suarez | 15.1 | 15 | +0.1 |
| 20 | J.J. Yeley | 25.2 | 20 | +5.2 |
| 26 | Ty Dillon | 21.1 | 26 | -4.9 |
| 29 | David Starr | 21.1 | 29 | -7.9 |
| 30 | Joey Gase | 23.7 | 30 | -6.3 |
| 34 | Bubba Wallace | 16.0 | 34 | -18.0 |
| 36 | Brennan Poole | 25.2 | 36 | -10.8 |
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
- Austin Dillon: has 36 career starts at Daytona International Speedway with a 14.7 avg finish (3 wins) — the model may have underweighted this track history.
- Chase Elliott: was the model’s top pick based on 30 career starts at Daytona International Speedway with a 15.9 avg finish (2 wins), finishing P3 on the day.
Explore More
Frequently Asked Questions
Who won the 2015 NASCAR XFINITY SERIES AT DAYTONA?
Austin Dillon won the 2015 NASCAR XFINITY SERIES AT DAYTONA at Daytona International Speedway.
Where was the 2015 NASCAR XFINITY SERIES AT DAYTONA held?
The 2015 NASCAR XFINITY SERIES AT DAYTONA was held at Daytona International Speedway on July 4, 2015.