1999 AMA Pro Motocross Championship Steel City Raceway: 125MX Results
September 5, 1999
- Monster Energy AMA Supercross Championship
- AMA Pro Motocross Championship
- SuperMotocross World Championship
- FIM Motocross World Championship
- Progressive GNCC Racing
- Motocross of Nations
- FIM World Supercross Championship
- Australian Supercross Championship
- Women's Motocross Championship
- Monster Energy Cup
125MX Results
| Rider | Hometown | Motos | Bike | |
|---|---|---|---|---|
| 1 | Ricky Carmichael | Havana, FL | 1 - 1 | Kawasaki |
| 2 | | France | 3 - 2 | Yamaha |
| 3 | | Scottsdale, AZ | 2 - 5 | Suzuki |
| 4 | | Citrus Heights, CA | 5 - 3 | Honda |
| 5 | | Hesperia, CA | 10 - 4 | Yamaha |
| 6 | | United Kingdom | 8 - 6 | Yamaha |
| 7 | Nicholas Wey | DeWitt, MI | 9 - 8 | Kawasaki |
| 8 | | Costa Rica | 4 - 17 | Yamaha |
| 9 | | Saugus, CA | 14 - 9 | Yamaha |
| 10 | | Fombell, PA | 18 - 7 | Suzuki |
| 11 | | Mcrae, GA | 13 - 12 | Yamaha |
| 12 | | Albuquerque, NM | 15 - 11 | Kawasaki |
| 13 | | Eagle, ID | 17 - 10 | Honda |
| 14 | | New Philadelphia, OH | 6 - 34 | Honda |
| 15 | | Naples, FL | 7 - 38 | Suzuki |
| 16 | | Hixson, TN | 11 - 25 | Kawasaki |
| 17 | | Juniper Hills, CA | 12 - 29 | Honda |
| 18 | | Ludington, MI | 23 - 13 | KTM |
| 19 | | Mendota Heights, MN | 19 - 15 | Yamaha |
| 20 | | Melrose, FL | 21 - 14 | Yamaha |
| 21 | | Hesperia, CA | 25 - 16 | Suzuki |
| 22 | | Kennewick, WA | 16 - 32 | Yamaha |
| 23 | | Bayville, NJ | 39 - 18 | Suzuki |
| 24 | | Brighton, MI | 32 - 19 | Kawasaki |
| 25 | | Souderton, PA | 20 - 20 | Yamaha |
| 26 | | Orangevale, CA | 22 - 21 | Yamaha |
| 27 | | Greensboro, NC | 27 - 23 | Yamaha |
| 28 | | Pickerington, OH | 24 - 26 | Yamaha |
| 29 | | Hudson, FL | 31 - 24 | Yamaha |
| 30 | | Wapakoneta, OH | 28 - 28 | KTM |
| 31 | | Macedonia, OH | 30 - 27 | Yamaha |
| 32 | | Charlotte Hill, MD | 29 - 30 | Suzuki |
| 33 | | El Cajon, CA | 38 - 22 | Yamaha |
| 34 | | Chavies, KY | 26 - 37 | Yamaha |
| 35 | | Willow Grove, PA | 34 - 31 | Husqvarna |
| 36 | | Roscoe, PA | 33 - 36 | Yamaha |
| 37 | | Albuquerque, NM | 37 - 33 | Yamaha |
| 38 | | Vancouver, WA | 36 - 35 | Honda |
| 39 | Ivan Tedesco | Albuquerque, NM | 35 - 40 | Yamaha |
| 40 | | Mifflinburg, PA | 40 - 39 | Yamaha |


