1983 Lucas Oil AMA Pro Motocross Championship
Motocross Race Results
- Monster Energy AMA Supercross Championship
- AMA Pro Motocross Championship
- SuperMotocross World Championship
- FIM Motocross World Championship
- GNCC Racing
- Motocross of Nations
- FIM World Supercross Championship
- Australian Supercross Championship
- Women's Motocross Championship
- Monster Energy Cup
- MotocrossSpring Creek Motocross (Millville) August 28, 1983
- Motocross
- MotocrossWashougal Motocross August 14, 1983
- MotocrossRedBud Track 'n Trail July 3, 1983
- Motocross
- Motocross
- MotocrossHigh Point Raceway May 29, 1983
- Motocross
- MotocrossGatorback Cycle Park April 24, 1983
- MotocrossSaddleback Park April 10, 1983
- Motocross