Wheel Tractor-Scrapers
Cat Wheel Tractor-Scrapers have the power, traction, and speed for reliable output in a variety of applications. Scraper options include single- and tandem-engine open bowls, tandem engine push-pulls, elevators, and auger arrangements.
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Photo
Model
Actions
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621 Partial Wheel Tractor-Scraper
- Tractor Engine
- Cat® C13
- Flywheel Power - Tractor
- 407 hp
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621 Wheel Tractor-Scraper
- Maximum Depth of Cut
- 12.4 in
- Fuel Tank Refill Capacity - Scraper
- 216.1 gal (US)
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621 Wheel Tractor-Scraper
- Overall Shipping Height
- 13.22 ft
- Overall Width
- 11.75 ft
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621H Wheel Tractor-Scraper
- Max. Power
- 407.0 hp
- Tractor
- Cat® C13 ACERT™
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621K Wheel Tractor-Scraper
- 180° Curb-to-Curb Turning Width
- 38.71 ft
- Fuel Tank Refill Capacity: Scraper
- 201.0 gal
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623H Wheel Tractor-Scraper
- Flywheel Power: Tractor/Scraper
- 304 kW (407 hp)
- Max. Power
- 407.0 hp
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623K Wheel Tractor-Scraper
- 180° Curb-to-Curb Turning Width
- 38.71 ft
- Elevator Flight Spacing
- 20.0 in
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627H Wheel Tractor-Scraper
- Scraper
- Cat® C9.3 ACERT™
- Tractor
- Cat® C13 ACERT™
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627K Wheel Tractor-Scraper
- 180° Curb-to-Curb Turning Width
- 38.71 ft
- Fuel Tank Refill Capacity: Scraper
- 336.0 gal
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631 Partial Wheel Tractor-Scraper
- Tractor Engine
- Cat® C18
- Flywheel Power - Tractor
- 570 hp
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631G Wheel Tractor Scraper
- Tractor Engine
- Cat® C18 ACERT™
- Flywheel Power: Tractor/Scraper
- 373 kW (500 hp)
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631K Wheel Tractor-Scraper
- 180° Curb-to-Curb Turning Width
- 40.12 ft
- Fuel Tank Refill Capacity: Scraper
- 231 gal
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631K Wheel Tractor-Scraper
- 180° Curb-to-Curb Turning Width
- 40.12 ft
- Fuel Tank Refill Capacity: Scraper
- 231 gal
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637G Wheel Tractor Scraper
- Tractor Engine
- Cat C18 ACERTâ„¢
- Scraper Engine
- Cat C9 ACERTâ„¢
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637G Wheel Tractor-Scraper
- Flywheel Power: Tractor/Scraper
- 373 kw (500 hp) / 211 kW (283 hp)
- Flywheel Power - Tractor
- 345 / 373 kW (462 / 500 hp)
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637K Wheel Tractor – Coal Bowl Scraper
- Flywheel Power: Tractor/Scraper
- 425 kW (570 hp)/216 kW (290 hp)
- Scraper Capacity: Heaped
- 50 yd3
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637K Wheel Tractor – Coal Bowl Scraper
- Flywheel Power: Tractor/Scraper
- 425 kW (570 hp)/216 kW (290 hp)
- Scraper Capacity: Heaped
- 50 yd3
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637K Wheel Tractor-Scraper
- 180° Curb-to-Curb Turning Width
- 40.12 ft
- Fuel Tank Refill Capacity: Scraper
- 370 gal
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637K Wheel Tractor-Scraper
- 180° Curb-to-Curb Turning Width
- 40.12 ft
- Fuel Tank Refill Capacity: Scraper
- 370 gal
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651 Partial Wheel Tractor-Scraper
- Tractor Engine
- Cat® C18
- 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.
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651 Wheel Tractor-Scraper
- Tractor Engine
- Cat C18
- Flywheel Power - Tractor/Scraper
- 469kW (629 hp)
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657 Wheel Tractor-Scraper
- Tractor Engine
- Cat C18
- Scraper Engine
- Cat C15
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657 Wheel Tractor-Scraper
- Tractor Engine
- Cat C18
- Scraper Engine
- Cat C15
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657G Wheel Tractor-Scraper
- Flywheel Power: Tractor/Scraper
- 447 kw (600 hp) / 337 kW (451 hp)
- Flywheel Power - Tractor
- 421 / 447 kW (564 / 600 hp)
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657G Wheel Tractor-Scraper
- Tractor Engine
- Cat® C18 ACERT™
- Scraper Engine
- Cat C15 ACERT
