Wheel Tractor-Scrapers

621 Partial Scraper
Wheel Tractor-Scrapers

Tractor Engine

Cat® C13

Flywheel Power - Tractor

407 hp

Top Speed - Loaded

33.5 mile/h

621
Wheel Tractor-Scrapers

Flywheel Power - Tractor/Scraper

304 kW (407 hp)

Scraper Capacity - Heaped

24 yd³

Top Speed - Loaded

33.5 mile/h

631 Partial Scraper
Wheel Tractor-Scrapers

Tractor Engine

Cat® C18

Flywheel Power - Tractor

570 hp

Top Speed - Loaded

34.7 mile/h

651 Partial Scraper
Wheel Tractor-Scrapers

Tractor Engine

Cat® C18

Gross Power (SAE J1995)

637 hp

Top Speed - Loaded

34.9 mile/h

651
Wheel Tractor-Scrapers

Tractor Engine

Cat C18

Flywheel Power - Tractor/Scraper

469kW (629 hp)

Scraper Capacity - Heaped

44 yd³

657
Wheel Tractor-Scrapers

Tractor Engine

Cat C18

Flywheel Power - Tractor/Scraper

469kW (629 hp) / 353 kW (473 hp)

Scraper Engine

Cat C15