NASCAR XFINITY SERIES AT CHICAGO
Chicagoland Speedway — June 30, 2018
Kyle Larson
Winner
200
Laps
40
Entries
7
Leaders
Kyle Larson won the 2018 NASCAR XFINITY SERIES AT CHICAGO at Chicagoland Speedway on June 30, 2018, leading 80 of 200 laps. Kevin Harvick finished second; Cole Custer rounded out the podium. The race featured 7 different leaders.
Race Details
Date
Saturday, June 30, 2018
Track
Season
2018
Winner
Leaders
7 drivers
| Pos | Start | +/- | Driver |
|---|---|---|---|
| 1 | 1 | — | Kyle Larson |
| 2 | 13 | +11 | Kevin Harvick |
| 3 | 12 | +9 | Cole Custer |
| 4 | 4 | — | Daniel Suarez |
| 5 | 10 | +5 | Daniel Hemric |
| 6 | 8 | +2 | Elliott Sadler |
| 7 | 18 | +11 | Justin Allgaier |
| 8 | 5 | -3 | Paul Menard |
| 9 | 17 | +8 | Chase Briscoe |
| 10 | 9 | -1 | Chase Elliott |
| 11 | 6 | -5 | Brandon Jones |
| 12 | 11 | -1 | Christopher Bell |
| 13 | 23 | +10 | Ross Chastain |
| 14 | 3 | -11 | Austin Cindric |
| 15 | 15 | — | Ryan Truex |
| 16 | 7 | -9 | Matt Tifft |
| 17 | 24 | +7 | Jeremy Clements |
| 18 | 26 | +8 | J.J. Yeley |
| 19 | 25 | +6 | Garrett Smithley |
| 20 | 21 | +1 | Ryan Sieg |
| 21 | 22 | +1 | Alex Labbe |
| 22 | 27 | +5 | Joey Gase |
| 23 | 29 | +6 | David Starr |
| 24 | 32 | +8 | Blake Jones |
| 25 | 30 | +5 | B.J. McLeod |
| 26 | 37 | +11 | Brandon Hightower |
| 27 | 40 | +13 | Vinnie Miller |
| 28 | 39 | +11 | Scott Heckert |
| 29 | 36 | +7 | Spencer Boyd |
| 30 | 19 | -11 | Michael Annett |
| 31 | 33 | +2 | Josh Williams |
| 32 | 16 | -16 | Ryan Reed |
| 33 | 2 | -31 | Tyler Reddick |
| 34 | 14 | -20 | Jeb Burton |
| 35 | 35 | — | Josh Bilicki |
| 36 | 38 | +2 | John Jackson |
| 37 | 28 | -9 | Timmy Hill |
| 38 | 34 | -4 | Chad Finchum |
| 39 | 31 | -8 | Jeff Green |
| 40 | 20 | -20 | Kaz Grala |
Model Performance
How well did the NR-Rating model predict this race? Across 18 matched drivers, the model averaged 7.4 positions off — better than the season average of 8.5. Average
| Pos | Driver | Predicted | Actual | Delta |
|---|---|---|---|---|
| 1 | Kyle Larson | 12.7 | 1 | +11.7 |
| 3 | Cole Custer | 22.9 | 3 | +19.9 |
| 4 | Daniel Suarez | 14.0 | 4 | +10.0 |
| 7 | Justin Allgaier | 18.3 | 7 | +11.3 |
| 9 | Chase Briscoe | 11.9 | 9 | +2.9 |
| 10 | Chase Elliott | 7.8 | 10 | -2.2 |
| 12 | Christopher Bell | 10.7 | 12 | -1.3 |
| 13 | Ross Chastain | 13.3 | 13 | +0.3 |
| 14 | Austin Cindric | 15.4 | 14 | +1.4 |
| 15 | Ryan Truex | 15.4 | 15 | +0.4 |
| 18 | J.J. Yeley | 28.8 | 18 | +10.8 |
| 22 | Joey Gase | 23.4 | 22 | +1.4 |
| 23 | David Starr | 20.9 | 23 | -2.1 |
| 25 | B.J. McLeod | 24.8 | 25 | -0.2 |
| 33 | Tyler Reddick | 6.2 | 33 | -26.8 |
| 35 | Josh Bilicki | 28.6 | 35 | -6.4 |
| 37 | Timmy Hill | 23.9 | 37 | -13.1 |
| 38 | Chad Finchum | 26.4 | 38 | -11.6 |
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
- Kyle Larson: has 15 career starts at Chicagoland Speedway with a 8.0 avg finish (1 win) — the model may have underweighted this track history.
- Tyler Reddick: was the model’s top pick based on 5 career starts at Chicagoland Speedway with a 11.6 avg finish, finishing P33 on the day.
- Cole Custer: was the biggest surprise, finishing P3 vs predicted P23. Track history: 4 starts, 5.0 avg finish.
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Frequently Asked Questions
Who won the 2018 NASCAR XFINITY SERIES AT CHICAGO?
Kyle Larson won the 2018 NASCAR XFINITY SERIES AT CHICAGO at Chicagoland Speedway.
Where was the 2018 NASCAR XFINITY SERIES AT CHICAGO held?
The 2018 NASCAR XFINITY SERIES AT CHICAGO was held at Chicagoland Speedway on June 30, 2018.