621 Partial Wheel Tractor-Scraper

Customization for Your Operation.

Caterpillar offers partial wheel tractor-scraper power units designed for specialty machines that complement the traditional Cat® product line. These tractor-only configurations are available for purchase directly from Caterpillar OEM Solutions. They can be leveraged for a variety of final machines, including water pulls, elevating scrapers, lowboy trailer power units, and more. With improvements in productivity combined with enhancements in operator comfort and new safety features – Powered Access System and effective wet disc brakes – this machine offers high returns on time and investment.

Caterpillar offers partial wheel tractor-scraper power units designed for specialty machines that complement the traditional Cat® product line. These tractor-only configurations are available for purchase directly from Caterpillar OEM Solutions. They can be leveraged for a variety of final machines, including water pulls, elevating scrapers, lowboy trailer power units, and more. With improvements in productivity combined with enhancements in operator comfort and new safety features – Powered Access System and effective wet disc brakes – this machine offers high returns on time and investment.

Equipment Highlights

WORK IN COMFORT
EASY TO OPERATE
BE MORE PRODUCTIVE
DESIGNED FOR SAFETY
DEALER SUPPORT

In-Stock at Hawthorne Cat

Features + Specs

Equipment Features
Optional Equipment
Specs
  • Tractor Engine: Cat® C13
  • Flywheel Power - Tractor: 407 hp
  • Note: Meets U.S. EPA Tier 4 Final or EU Stage V emission standards, or equivalent to U.S. EPA Tier 2, or equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
  • Width - 180° Turn: 38.6 ft
  • Brakes: ISO 3450:2011
  • ROPS/FOPS: ROPS: ISO 3471:2008 for up to 17 084 kg (37,664 lb). FOPS: ISO 3449:2005 Level II.
  • Cab: Seat Belt: SAE J386:JUN1985
  • Top Speed - Loaded: 33.5 mile/h
  • 1 Forward: 3.1 mile/h
  • 2 Forward: 5.5 mile/h
  • 3 Forward: 7.5 mile/h
  • 4 Forward: 10.1 mile/h
  • 5 Forward: 13.6 mile/h
  • 6 Forward: 18.4 mile/h
  • 7 Forward: 24.8 mile/h
  • 8 Forward: 33.5 mile/h
  • Reverse: 5.7 mile/h
  • Fuel Tank: 216.1 gal (US)
  • Crankcase: 9.7 gal (US)
  • Transmission: 25.5 gal (US)
  • Differential: 41.7 gal (US)
  • Final Drive - Each: 5 gal (US)
  • Cooling System: 11 gal (US)
  • Hydraulic Reservoir: 21.9 gal (US)
  • Windshield Washer: 1.3 gal (US)
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