Jason Leffler NASCAR Cup Series results at Dover
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 | 13 | 38 | 13 | 01 | Cingular Wireless | Dodge | Ganassi | Chambers | 400 | 0 | 0 | running | 67565 | 124 | |
| 2003 | 28 | 37 | 25 | 0 | NetZero | Pontiac | Haas | Furr | 398 | 0 | 0 | running | 57215 | 88 | |
| 2005 | 13 | 36 | 20 | 11 | FedEx Freight | Chevrolet | Gibbs | Rogers | 398 | 0 | 0 | running | 83320 | 103 |
