Goodyear 400

Darlington Raceway — May 9, 2021

Martin Truex, Jr.
Winner
293
Laps
21
Entries
9
Leaders

Martin Truex, Jr. won the 2021 Goodyear 400 at Darlington Raceway on May 9, 2021, leading 248 of 293 laps. Kyle Larson finished second; Kyle Busch rounded out the podium. The race featured 9 different leaders.

Race Details
Date
Sunday, May 9, 2021
Season
2021
Leaders
9 drivers
Pos Start +/- Driver
1 30 +29 Martin Truex, Jr.
2 8 +6 Kyle Larson
3 14 +11 Kyle Busch
4 22 +18 William Byron
5 4 -1 Denny Hamlin
6 5 -1 Kevin Harvick
7 1 -6 Chase Elliott
8 27 +19 Ryan Blaney
9 30 +21 Chris Buescher
10 33 +23 Ryan Newman
11 18 +7 Chase Briscoe
12 24 +12 Tyler Reddick
13 11 -2 Joey Logano
14 12 -2 Christopher Bell
15 9 -6 Ross Chastain
16 3 -13 Austin Dillon
17 36 +19 Alex Bowman
18 37 +19 Erik Jones
19 32 +13 Matt DiBenedetto
20 16 -4 Ricky Stenhouse Jr.
34 21 -13 Cody Ware
Stage Results
Driver Stage 1 Stage 2 Stage 3 Stage Pts
Denny Hamlin 3 1 18
Joey Logano 2 3 17
Chase Elliott 1 6 15
Martin Truex, Jr. 7 5 10
Christopher Bell 12 4 7
Kyle Larson 6 16 5
William Byron 22 7 4
Austin Dillon 8 14 3
Kevin Harvick 9 12 2
Kyle Busch 37 10 1
Chris Buescher 10 13 1
Model Performance

How well did the NR-Rating model predict this race? Across 18 matched drivers, the model averaged 5.1 positions off — better than the season average of 8.5. Good

Pos Driver Predicted Actual Delta
1 Martin Truex, Jr. 15.4 1 +14.4
2 Kyle Larson 12.7 2 +10.7
3 Kyle Busch 17.0 3 +14.0
4 William Byron 10.7 4 +6.7
5 Denny Hamlin 8.2 5 +3.2
7 Chase Elliott 7.8 7 +0.8
8 Ryan Blaney 9.2 8 +1.2
9 Chris Buescher 9.2 9 +0.2
11 Chase Briscoe 11.9 11 +0.9
12 Tyler Reddick 6.2 12 -5.8
13 Joey Logano 14.7 13 +1.7
14 Christopher Bell 10.7 14 -3.3
15 Ross Chastain 13.3 15 -1.7
16 Austin Dillon 17.1 16 +1.1
17 Alex Bowman 13.5 17 -3.5
18 Erik Jones 16.7 18 -1.3
20 Ricky Stenhouse Jr. 19.9 20 -0.1
34 Cody Ware 56.1 34 +22.1

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

  • Martin Truex, Jr.: has 25 career starts at Darlington Raceway with a 14.3 avg finish (2 wins) — the model may have underweighted this track history.
  • Tyler Reddick: was the model’s top pick based on 21 career starts at Darlington Raceway with a 13.4 avg finish (1 win), finishing P12 on the day.
  • Cody Ware: was the biggest surprise, finishing P34 vs predicted P56. Track history: 9 starts, 29.4 avg finish.

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Frequently Asked Questions

Who won the 2021 Goodyear 400?
Martin Truex, Jr. won the 2021 Goodyear 400 at Darlington Raceway driving for Joe Gibbs Racing.
Where was the 2021 Goodyear 400 held?
The 2021 Goodyear 400 was held at Darlington Raceway on May 9, 2021.