Clay Greenfield at Gateway (WWT)
Clay Greenfield has made 4 NASCAR Truck Series starts at Gateway (WWT) since 2010, with 0 wins, 0 top 10s and an average finish of 26.5.
Totals at Gateway (WWT) by series
| Series | Starts | Wins | Top 5 | Top 10 | Laps led | Avg finish | Avg start | Best finish |
|---|---|---|---|---|---|---|---|---|
| Truck Series | 4 | 0 | 0 | 0 | 0 | 26.5 | 25.5 | 19 |
Every start at Gateway (WWT)
| Date | Race | Series | Start | Finish | Laps led | Status |
|---|---|---|---|---|---|---|
| June 3, 2023 | 2023 Toyota 200 | Truck Series | 31 | 35 | 0 | Crash |
| August 30, 2020 | 2020 CarShield 200 Presented by CK Power | Truck Series | 25 | 19 | 0 | Running |
| June 17, 2017 | 2017 Drivin' For Linemen 200 | Truck Series | 16 | 24 | 0 | Steering |
| July 17, 2010 | 2010 CampingWorld.com 200 | Truck Series | 30 | 28 | 0 | Power steering |