Xfinity
Sam Mayer (2021)
2021
Bio
| Birthdate: | June 26, 2003 | Owner: | Dale Earnhardt Jr. |
| Hometown: | Franklin, Wisconsin | Car: | Chevrolet |
| Team: | JR Motorsports | Car No.: | 8 |
| Primary Sponsor: | Filter Time | Crew Chief: | Taylor Moyer |
2021 Statistics
| Driver Points | 338 | Driver Points Rank | 25 |
| Races Won | 0 | Points per NASCAR Race | 10.2 |
| Races Won (%) | 0% | NASCAR Won (%) | 0% |
| Average Start | 17.4 | Average Finish Overall | 20.2 |
| Average Finish Last 5 | 9.6 | Average Finish Last 10 | 18 |
| Driver Races Run | 18 | Points per Driver Race Run | 18.8 |
| NASCAR Races Run | 33 | Percentage NASCAR Races Run | 54.5% |
| Top 5 Finishes | 1 | Races Top 5 (%) | 5.6% |
| Top 10 Finishes | 6 | Races Top 10 (%) | 33.3% |
| NASCAR Top 5 (%) | 3% | NASCAR Top 10 (%) | 18.2% |
| Avg Start-to-Finish | -2.8 | Best Start Position | 9 |
| Driver Laps Run | 2,218 | Driver Races Laps | 2,827 |
| Percentage Race Laps Run | 78.5% | Percentage Races Finished Laps Run | 98.7% |
| NASCAR Races Laps | 5,156 | Percentage NASCAR Laps Run | 43% |
| Did Not Finish | 6 | Did Not Finish (%) | 33.3% |
2021 Race by Race for Sam Mayer
| Date | Event Name | Finish | Start | Laps Run | Race Laps | Pts/PP Earned | Finish Status |
| 6/27/21 | Pocono Green 225 Recycled by J.P. Mascaro & Sons | 18 | 20 | 89 | 90 | 19/0 | Running |
| 7/3/21 | Henry 180 | 35 | 23 | 12 | 45 | 2/0 | Accident |
| 7/10/21 | Credit Karma Money 250 | 9 | 22 | 164 | 164 | 28/0 | Running |
| 7/17/21 | Ambetter Get Vaccinated 200 | 39 | 9 | 28 | 200 | 1/0 | Accident |
| 8/7/21 | Skrewball Peanut Butter Whiskey 200 | 10 | 23 | 82 | 82 | 32/0 | Running |
| 8/14/21 | Pennzoil 150 at the Brickyard | 27 | 24 | 44 | 62 | 10/0 | Accident |
| 8/21/21 | New Holland 250 | 33 | 16 | 114 | 139 | 4/0 | Running |
| 8/27/21 | Wawa 250 | 12 | 22 | 100 | 100 | 26/0 | Running |
| 9/4/21 | Sport Clips Haircuts VFW Help A Hero 200 | 39 | 11 | 45 | 152 | 1/0 | Brakes |
| 9/11/21 | Go Bowling 250 | 12 | 38 | 250 | 250 | 29/0 | Running |
| 9/17/21 | Food City 300 | 9 | 22 | 306 | 306 | 34/0 | Running |
| 9/25/21 | Alsco Uniforms 302 | 34 | 11 | 31 | 201 | 3/0 | Accident |
| 10/2/21 | Sparks 300 at Talladega | 38 | 12 | 24 | 107 | 1/0 | Accident |
| 10/9/21 | Drive for the Cure 250 presented by Blue Cross Blue Shield of North Carolina | 10 | 15 | 68 | 68 | 28/0 | Running |
| 10/16/21 | Andy's Frozen Custard 335 | 13 | 11 | 200 | 200 | 32/0 | Running |
| 10/23/21 | Kansas Lottery 300 | 8 | 12 | 200 | 200 | 31/0 | Running |
| 10/30/21 | Dead on Tools 250 | 4 | 11 | 257 | 257 | 33/0 | Running |
| 11/6/21 | NASCAR Xfinity Series Championship | 13 | 11 | 204 | 204 | 24/0 | Running |