Pennzoil 400 presented by Jiffy Lube
Las Vegas Motor Speedway — March 7, 2021
Kyle Larson
Winner
267
Laps
23
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
Track
Season
2021
Winner
Leaders
12 drivers
| Pos | Start | +/- | Driver |
|---|---|---|---|
| 1 | 14 | +13 | Kyle Larson |
| 2 | 1 | -1 | Brad Keselowski |
| 3 | 3 | — | Kyle Busch |
| 4 | 7 | +3 | Denny Hamlin |
| 5 | 16 | +11 | Ryan Blaney |
| 6 | 4 | -2 | Martin Truex, Jr. |
| 7 | 21 | +14 | Christopher Bell |
| 8 | 5 | -3 | William Byron |
| 9 | 12 | +3 | Joey Logano |
| 10 | 26 | +16 | Erik Jones |
| 11 | 28 | +17 | Ricky Stenhouse Jr. |
| 12 | 9 | -3 | Austin Dillon |
| 13 | 6 | -7 | Chase Elliott |
| 14 | 11 | -3 | Chris Buescher |
| 15 | 29 | +14 | Ryan Preece |
| 16 | 8 | -8 | Matt DiBenedetto |
| 17 | 13 | -4 | Michael McDowell |
| 18 | 20 | +2 | Ryan Newman |
| 19 | 17 | -2 | Kurt Busch |
| 20 | 2 | -18 | Kevin Harvick |
| 22 | 10 | -12 | Tyler Reddick |
| 24 | 25 | +1 | Anthony Alfredo |
| 26 | 15 | -11 | Daniel Suarez |
Stage Results
| Driver | Stage 1 | Stage 2 | Stage 3 | Stage Pts |
|---|---|---|---|---|
| Martin Truex, Jr. | 1 | 1 | — | 20 |
| Denny Hamlin | 2 | 4 | — | 16 |
| Kyle Larson | 4 | 5 | — | 13 |
| Tyler Reddick | 3 | 8 | — | 11 |
| William Byron | 9 | 3 | — | 10 |
| Kyle Busch | 16 | 2 | — | 9 |
| Joey Logano | 6 | 7 | — | 9 |
| Ryan Blaney | 7 | 9 | — | 6 |
| Kevin Harvick | 5 | 12 | — | 6 |
| Christopher Bell | 11 | 6 | — | 5 |
| Chase Elliott | 8 | 11 | — | 3 |
| Chris Buescher | 14 | 10 | — | 1 |
Model Performance
How well did the NR-Rating model predict this race? Across 19 matched drivers, the model averaged 6.9 positions off — better than the season average of 8.5. Good
| Pos | Driver | Predicted | Actual | Delta |
|---|---|---|---|---|
| 1 | Kyle Larson | 12.7 | 1 | +11.7 |
| 2 | Brad Keselowski | 11.2 | 2 | +9.2 |
| 3 | Kyle Busch | 17.0 | 3 | +14.0 |
| 4 | Denny Hamlin | 8.2 | 4 | +4.2 |
| 5 | Ryan Blaney | 9.2 | 5 | +4.2 |
| 6 | Martin Truex, Jr. | 15.4 | 6 | +9.4 |
| 7 | Christopher Bell | 10.7 | 7 | +3.7 |
| 8 | William Byron | 10.7 | 8 | +2.7 |
| 9 | Joey Logano | 14.7 | 9 | +5.7 |
| 10 | Erik Jones | 16.7 | 10 | +6.7 |
| 11 | Ricky Stenhouse Jr. | 19.9 | 11 | +8.9 |
| 12 | Austin Dillon | 17.1 | 12 | +5.1 |
| 13 | Chase Elliott | 7.8 | 13 | -5.2 |
| 14 | Chris Buescher | 9.2 | 14 | -4.8 |
| 15 | Ryan Preece | 10.1 | 15 | -4.9 |
| 17 | Michael McDowell | 17.0 | 17 | 0.0 |
| 22 | Tyler Reddick | 6.2 | 22 | -15.8 |
| 24 | Anthony Alfredo | 20.9 | 24 | -3.1 |
| 26 | Daniel Suarez | 14.0 | 26 | -12.0 |
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 24 career starts at Las Vegas Motor Speedway with a 7.6 avg finish (5 wins) — the model may have underweighted this track history.
- Tyler Reddick: was the model’s top pick based on 22 career starts at Las Vegas Motor Speedway with a 12.8 avg finish (2 wins), finishing P22 on the day.
- Kyle Busch: was the biggest surprise, finishing P3 vs predicted P17. Track history: 52 starts, 11.3 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.