NASCAR Xfinity Series at Phoenix

Phoenix Raceway — March 11, 2023

Sammy Smith
Winner
200
Laps
38
Entries
8
Leaders

Sammy Smith won the 2023 NASCAR Xfinity Series at Phoenix at Phoenix Raceway on March 11, 2023, leading 92 of 200 laps. Ryan Truex finished second; Sheldon Creed rounded out the podium. The race featured 8 different leaders.

Race Details
Date
Saturday, March 11, 2023
Season
2023
Winner
Leaders
8 drivers
Pos Start +/- Driver
1 11 +10 Sammy Smith
2 12 +10 Ryan Truex
3 5 +2 Sheldon Creed
4 10 +6 Riley Herbst
5 6 +1 Chandler Smith
6 4 -2 John Hunter Nemechek
7 8 +1 Austin Hill
8 7 -1 Josh Berry
9 38 +29 Kyle Busch
10 3 -7 Daniel Hemric
11 14 +3 Sam Mayer
12 1 -11 Cole Custer
13 17 +4 Brett Moffitt
14 25 +11 Anthony Alfredo
15 37 +22 Parker Kligerman
16 9 -7 Ryan Sieg
17 18 +1 Kyle Weatherman
18 15 -3 Parker Retzlaff
19 19 Ryan Ellis
20 27 +7 Jeremy Clements
21 20 -1 Josh Williams
22 16 -6 Jeb Burton
23 21 -2 Brandon Jones
24 36 +12 Connor Mosack
25 22 -3 Kyle Sieg
26 33 +7 Joey Gase
27 23 -4 Leland Honeyman Jr.
28 32 +4 Bayley Currey
29 28 -1 Brennan Poole
30 34 +4 Patrick Emerling
31 24 -7 Joe Graf Jr.
32 30 -2 Garrett Smithley
33 31 -2 Jeffrey Earnhardt
34 13 -21 Kaz Grala
35 35 Blaine Perkins
36 2 -34 Justin Allgaier
37 26 -11 Gray Gaulding
38 29 -9 Dawson Cram
Model Performance

How well did the NR-Rating model predict this race? Across 11 matched drivers, the model averaged 11.3 positions off — worse than the season average of 8.5. Below Average

Pos Driver Predicted Actual Delta
2 Ryan Truex 15.6 2 +13.6
4 Riley Herbst 22.1 4 +18.1
6 John Hunter Nemechek 20.1 6 +14.1
7 Austin Hill 20.2 7 +13.2
8 Josh Berry 19.0 8 +11.0
9 Kyle Busch 15.6 9 +6.6
12 Cole Custer 23.0 12 +11.0
14 Anthony Alfredo 22.0 14 +8.0
26 Joey Gase 22.0 26 -4.0
29 Brennan Poole 23.1 29 -5.9
36 Justin Allgaier 17.7 36 -18.3

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

  • Sammy Smith: has 8 career starts at Phoenix Raceway with a 8.8 avg finish (1 win) — the model may have underweighted this track history.
  • Ryan Truex: was the model’s top pick based on 5 career starts at Phoenix Raceway with a 12.6 avg finish, finishing P2 on the day.
  • Riley Herbst: was the biggest surprise, finishing P4 vs predicted P22. Track history: 12 starts, 14.9 avg finish.

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Frequently Asked Questions

Who won the 2023 NASCAR Xfinity Series at Phoenix?
Sammy Smith won the 2023 NASCAR Xfinity Series at Phoenix at Phoenix Raceway.
Where was the 2023 NASCAR Xfinity Series at Phoenix held?
The 2023 NASCAR Xfinity Series at Phoenix was held at Phoenix Raceway on March 11, 2023.