Jack Sprague NASCAR Truck Series results at Louisville
| Year | Race # | Start | Finish | Car # | Sponsor | Engine | Owner | Crew Chief | Qualifying Speed | Laps | X Led | Laps Led | Status | Money | Points |
| 1995 | 8 | 1 | 9 | 31 | Performance Race Cars | Chevrolet | Childress | | | 199 | 1 | 3 | running | 3625 | 138 |
| 1996 | 11 | 9 | 8 | 24 | Quaker State | Chevrolet | Hendrick | | 101.475 | 225 | 0 | 0 | running | 5900 | 142 |
| 1997 | 13 | 19 | 8 | 24 | Quaker State | Chevrolet | Hendrick | | 100.574 | 225 | 0 | 0 | running | 7325 | 142 |
| 1998 | 19 | 13 | 9 | 24 | GMAC Financial Services | Chevrolet | Hendrick | | 102.303 | 225 | 0 | 0 | running | 8300 | 138 |
| 1999 | 23 | 3 | 5 | 24 | GMAC Financial Services | Chevrolet | Hendrick | | 105.861 | 225 | 0 | 0 | running | 10535 | 155 |
