Jason Leffler NASCAR Cup Series results at Loudon
Back to Jason Leffler career stats
| Year | Race # | Start | Finish | Car # | Sponsor | Engine | Owner | Crew Chief | Qualifying Speed | Laps | X Led | Laps Led | Status | Money | Points |
| 2001 | 19 | 41 | 27 | 01 | Cingular Wireless | Dodge | Ganassi | Chambers | provisional | 299 | 0 | 0 | running | 51350 | 82 |
| 2001 | 36 | 35 | 30 | 01 | Cingular Wireless | Dodge | Ganassi | Chambers | 296 | 0 | 0 | running | 48025 | 73 | |
| 2003 | 27 | 41 | 27 | 0 | NetZero | Pontiac | Haas | Furr | 128.040 | 298 | 0 | 0 | running | 53925 | 82 |
| 2005 | 19 | 27 | 24 | 11 | FedEx Ground | Chevrolet | Gibbs | Ford | 128.312 | 299 | 1 | 1 | running | 72225 | 96 |
