The Valmet 1203 was introduced in 1980, replacing the previous models 1102 and 1103. The 1203 model is known for its unique, "whistling" sound thanks to the Comprex supercharger.

Specifications:
- Store category: small tractors
- 2WD and 4WD models
- Power: 110 hp and 135 hp (customized)
- Gears: 16 + 4 (with downshift under Hi-Trac load)
- Speed: 32 km/h
- Base price: $25,000.

Configurations:
- Air pre-filters
- Fresh air fan
- Working lights
- Front wings
- The lighthouse
- Export options: default (Finland) + Sweden and Norway.
- Wheel weight
- Compressed air kit (visual only)

Opening doors, windows and hood with the mouse or "Interactive control".