Greg Biffle NASCAR Truck Series results at Portland
Back to Greg Biffle career stats
| Year | Race # | Start | Finish | Car # | Sponsor | Engine | Owner | Crew Chief | Qualifying Speed | Laps | X Led | Laps Led | Status | Money | Points |
| 1999 | 11 | 7 | 1 | 50 | Grainger | Ford | Roush | 90.070 | 73 | 3 | 19 | running | 39655 | 180 | |
| 2000 | 6 | 1 | 13 | 50 | Grainger | Ford | Roush | 91.434 | 73 | 1 | 22 | running | 10670 | 129 |
