NASCAR XFINITY SERIES AT IOWA
Iowa Speedway — July 28, 2018
Christopher Bell
Winner
257
Laps
40
Entries
7
Leaders
Christopher Bell won the 2018 NASCAR XFINITY SERIES AT IOWA at Iowa Speedway on July 28, 2018, leading 94 of 257 laps. Justin Allgaier finished second; Kyle Benjamin rounded out the podium. The race featured 7 different leaders.
Race Details
Date
Saturday, July 28, 2018
Track
Season
2018
Winner
Leaders
7 drivers
| Pos | Start | +/- | Driver |
|---|---|---|---|
| 1 | 3 | +2 | Christopher Bell |
| 2 | 7 | +5 | Justin Allgaier |
| 3 | 4 | +1 | Kyle Benjamin |
| 4 | 18 | +14 | Ross Chastain |
| 5 | 11 | +6 | John Hunter Nemechek |
| 6 | 1 | -5 | Elliott Sadler |
| 7 | 19 | +12 | Ryan Reed |
| 8 | 14 | +6 | Ryan Truex |
| 9 | 2 | -7 | Cole Custer |
| 10 | 12 | +2 | Chase Briscoe |
| 11 | 10 | -1 | Daniel Hemric |
| 12 | 9 | -3 | Brandon Jones |
| 13 | 8 | -5 | Shane Lee |
| 14 | 17 | +3 | Michael Annett |
| 15 | 15 | — | Casey Roderick |
| 16 | 21 | +5 | Alex Labbe |
| 17 | 22 | +5 | Joey Gase |
| 18 | 6 | -12 | Austin Cindric |
| 19 | 23 | +4 | David Starr |
| 20 | 13 | -7 | Jeremy Clements |
| 21 | 25 | +4 | Tommy Joe Martins |
| 22 | 5 | -17 | Tyler Reddick |
| 23 | 27 | +4 | Spencer Boyd |
| 24 | 31 | +7 | Josh Williams |
| 25 | 24 | -1 | Garrett Smithley |
| 26 | 16 | -10 | Matt Tifft |
| 27 | 28 | +1 | Brandon Hightower |
| 28 | 30 | +2 | Ray Black, Jr. |
| 29 | 34 | +5 | Vinnie Miller |
| 30 | 26 | -4 | Max Tullman |
| 31 | 36 | +5 | Peter Shepherd III |
| 32 | 35 | +3 | Mike Harmon |
| 33 | 37 | +4 | Stan Mullis |
| 34 | 20 | -14 | Ryan Sieg |
| 35 | 32 | -3 | Jeff Green |
| 36 | 40 | +4 | Dexter Bean |
| 37 | 29 | -8 | Chad Finchum |
| 38 | 33 | -5 | Morgan Shepherd |
| 39 | 39 | — | Stephen Leicht |
| 40 | 38 | -2 | Josh Bilicki |
Model Performance
How well did the NR-Rating model predict this race? Across 13 matched drivers, the model averaged 9.3 positions off — worse than the season average of 8.5. Below Average
| Pos | Driver | Predicted | Actual | Delta |
|---|---|---|---|---|
| 1 | Christopher Bell | 10.7 | 1 | +9.7 |
| 2 | Justin Allgaier | 18.3 | 2 | +16.3 |
| 4 | Ross Chastain | 13.3 | 4 | +9.3 |
| 5 | John Hunter Nemechek | 19.1 | 5 | +14.1 |
| 8 | Ryan Truex | 15.4 | 8 | +7.4 |
| 9 | Cole Custer | 22.9 | 9 | +13.9 |
| 10 | Chase Briscoe | 11.9 | 10 | +1.9 |
| 17 | Joey Gase | 23.4 | 17 | +6.4 |
| 18 | Austin Cindric | 15.4 | 18 | -2.6 |
| 19 | David Starr | 20.9 | 19 | +1.9 |
| 22 | Tyler Reddick | 6.2 | 22 | -15.8 |
| 37 | Chad Finchum | 26.4 | 37 | -10.6 |
| 40 | Josh Bilicki | 28.6 | 40 | -11.4 |
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
- Christopher Bell: has 11 career starts at Iowa Speedway with a 8.8 avg finish (2 wins) — the model may have underweighted this track history.
- Tyler Reddick: was the model’s top pick based on 10 career starts at Iowa Speedway with a 12.5 avg finish, finishing P22 on the day.
- Justin Allgaier: was the biggest surprise, finishing P2 vs predicted P18. Track history: 14 starts, 10.1 avg finish.
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Frequently Asked Questions
Who won the 2018 NASCAR XFINITY SERIES AT IOWA?
Christopher Bell won the 2018 NASCAR XFINITY SERIES AT IOWA at Iowa Speedway.
Where was the 2018 NASCAR XFINITY SERIES AT IOWA held?
The 2018 NASCAR XFINITY SERIES AT IOWA was held at Iowa Speedway on July 28, 2018.