Race Lineup : Martinsville Speedway
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16
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14
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6
- Martinsville Speedway
- Xfinity 500
- Busch Pole Award Pole Winner: Martin Truex Jr.
- Age: 43
- Team : No. 19 - Auto-Owners Insurance Toyota
- Owner: Joe Gibbs
- Crew Chief: James Small
- Martin Truex Jr. won the Pole Award for the Xfinity 500 with a lap of 20.112 seconds, 94.153 mph.
- This is his 23rd pole in 656 NASCAR Cup Series races.
- This is his third pole and 16th top-10 start in 2023.
- This is his second pole in 36 races at Martinsville Speedway.
- Ty Gibbs (second) posted his 15th top-10 start of 2023 and his first in three races at Martinsville Speedway.
- Chase Briscoe (third) posted his third top-10 start at Martinsville Speedway. It is his eighth in 35 races this season.
- Ty Gibbs (second) was the fastest qualifying rookie.
- Drivers Entered: 36
- Laps Scheduled: 500
- Margin of Victory: 0.899 Seconds
- Time of Race: 3 Hours 29 Minutes 43 Seconds
- Average Speed: 75.244
- Cautions: 7 for 61 laps
- Lead Changes: 12
- Green Flag Passes: 1,326 (3.0 passes per green flag lap)
- Martinsville Speedway
- Xfinity 500
- Race Winner: Ryan Blaney
- Age: 29
- Team : No. 12 - Discount Tire Ford
- Owner: Roger Penske
- Crew Chief: Jonathan Hassler
- Ryan Blaney won the Xfinity 500, his 10th victory in 305 Cup Series races.
- This is his third victory and 17th top-10 finish in 2023.
- This is his first victory and 10th top-10 finish in 16 races at Martinsville Speedway.
- Aric Almirola (second) posted his ninth top-10 finish in 30 races at Martinsville Speedway. It is his fifth top-10 finish in 2023.
- Denny Hamlin (third) posted his 25th top-10 finish in 36 races at Martinsville Speedway.
- Ty Gibbs (18th) was the highest finishing rookie.
- Ryan Blaney earns a spot in the Championship 4 joining Kyle Larson, Christopher Bell and William Byron.
