621 Wheel Tractor-Scraper
- Overall Shipping Height
- 13 ft
- Overall Width
- 12 ft
- Scraper Capacity - Heaped
- 24 yd³
621 Wheel Tractor-Scraper
- Maximum Depth of Cut
- 12 in
- Fuel Tank Refill Capacity - Scraper
- 216 gal (US)
- 180° Curb-to-Curb Turning Width
- 39 ft
651 Wheel Tractor-Scraper
- Tractor Engine
- Cat C18
- Flywheel Power - Tractor/Scraper
- 469kW (629 hp)
- Net Power
- 469 kW/637 hp
657 Wheel Tractor-Scraper
- Tractor Engine
- Cat C18
- Scraper Engine
- Cat C15
- Flywheel Power - Tractor/Scraper
- 469kW (629 hp) / 353 kW (473 hp)