Pennzoil 400 presented by Jiffy Lube

Las Vegas Motor Speedway, March 7, 2021

Kyle Larson
Winner
267
Laps
38
Entries
12
Leaders

Kyle Larson won the 2021 Pennzoil 400 presented by Jiffy Lube at Las Vegas Motor Speedway on March 7, 2021, leading 103 of 267 laps. Brad Keselowski finished second; Kyle Busch rounded out the podium. The race featured 12 different leaders.

Race Details
Date
Sunday, March 7, 2021
Season
2021
Winner
Leaders
12 drivers
Pos Start +/- Driver
1 3 +2 Kyle Larson
2 10 +8 Brad Keselowski
3 14 +11 Kyle Busch
4 6 +2 Denny Hamlin
5 26 +21 Ryan Blaney
6 4 -2 Martin Truex, Jr.
7 16 +9 Christopher Bell
8 2 -6 William Byron
9 15 +6 Joey Logano
10 29 +19 Erik Jones
11 17 +6 Ricky Stenhouse Jr.
12 12 Austin Dillon
13 8 -5 Chase Elliott
14 18 +4 Chris Buescher
15 19 +4 Ryan Preece
16 30 +14 Matt DiBenedetto
17 5 -12 Michael McDowell
18 13 -5 Ryan Newman
19 7 -12 Kurt Busch
20 1 -19 Kevin Harvick
21 24 +3 Chase Briscoe
22 11 -11 Tyler Reddick
23 21 -2 Ross Chastain
24 27 +3 Anthony Alfredo
25 20 -5 Cole Custer
26 22 -4 Daniel Suarez
27 9 -18 Alex Bowman
28 23 -5 Bubba Wallace
29 25 -4 Justin Haley
30 34 +4 B.J. McLeod
31 31 Garrett Smithley
32 32 Cody Ware
33 36 +3 Quin Houff
34 37 +3 Joey Gase
35 35 Josh Bilicki
36 38 +2 Timmy Hill
37 33 -4 Corey LaJoie
38 28 -10 Aric Almirola
Stage Results
Driver Stage 1 Stage 2 Stage 3 Stage Pts
Brad Keselowski 1 2 19
Denny Hamlin 4 3 15
Ryan Blaney 3 5 14
William Byron 7 4 11
Alex Bowman 5 6 11
Kyle Larson 1 10
Chase Elliott 2 10 10
Christopher Bell 6 7 9
Martin Truex, Jr. 10 8 4
Matt DiBenedetto 8 3
Kyle Busch 9 2
Joey Logano 9 2
Erik Jones
Ricky Stenhouse Jr.
Austin Dillon
Chris Buescher
Ryan Preece
Michael McDowell
Ryan Newman
Kurt Busch
Kevin Harvick
Chase Briscoe
Tyler Reddick
Ross Chastain
Anthony Alfredo
Cole Custer
Daniel Suarez
Bubba Wallace
Justin Haley
B.J. McLeod
Garrett Smithley
Cody Ware
Quin Houff
Joey Gase
Josh Bilicki
Timmy Hill
Corey LaJoie
Aric Almirola
Model Performance

How well did the NR-Rating model predict this race? Across 30 matched drivers, the model averaged 8.1 positions off — close to the season average of 8.5. Average

Pos Driver Predicted Actual Delta
1 Kyle Larson 13.1 1 +12.1
2 Brad Keselowski 15.4 2 +13.4
4 Denny Hamlin 6.2 4 +2.2
5 Ryan Blaney 8.2 5 +3.2
6 Martin Truex, Jr. 15.4 6 +9.4
7 Christopher Bell 9.2 7 +2.2
8 William Byron 10.7 8 +2.7
9 Joey Logano 11.9 9 +2.9
10 Erik Jones 14.7 10 +4.7
11 Ricky Stenhouse Jr. 19.9 11 +8.9
12 Austin Dillon 19.9 12 +7.9
13 Chase Elliott 10.1 13 -2.9
14 Chris Buescher 9.2 14 -4.8
15 Ryan Preece 13.3 15 -1.7
17 Michael McDowell 16.9 17 -0.1
21 Chase Briscoe 7.8 21 -13.2
22 Tyler Reddick 11.2 22 -10.8
23 Ross Chastain 14.5 23 -8.5
24 Anthony Alfredo 21.4 24 -2.6
25 Cole Custer 22.0 25 -3.0

(showing top 20 finishers)

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 25 career starts at Las Vegas Motor Speedway with a 8.7 avg finish (5 wins) — the model may have underweighted this track history.
  • Denny Hamlin: was the model’s top pick based on 35 career starts at Las Vegas Motor Speedway with a 12.1 avg finish (3 wins), finishing P4 on the day.
  • Cody Ware: was the biggest surprise, finishing P32 vs predicted P57. Track history: 12 starts, 31.8 avg finish.

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Frequently Asked Questions

Who won the 2021 Pennzoil 400 presented by Jiffy Lube?
Kyle Larson won the 2021 Pennzoil 400 presented by Jiffy Lube at Las Vegas Motor Speedway driving for Hendrick Motorsports.
Where was the 2021 Pennzoil 400 presented by Jiffy Lube held?
The 2021 Pennzoil 400 presented by Jiffy Lube was held at Las Vegas Motor Speedway on March 7, 2021.