651 Partial Scraper
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.
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.
Gross Power (SAE J1995)
637 HP
Specification
Value
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.
Specification
Value
Gross Power (SAE J1995)
637 HP
Net Power (SAE J1349/ISO 9249)
592 HP
Bore
5.7 in
Stroke
7.2 in
Displacement
1105 in³
Specification
Value
Top Speed - Loaded
34.9 mile/h
1 Forward
3.5 mile/h
2 Forward
6.5 mile/h
3 Forward
7.8 mile/h
4 Forward
10.6 mile/h
5 Forward
14.2 mile/h
6 Forward
19.2 mile/h
7 Forward
25.7 mile/h
8 Forward
34.9 mile/h
Reverse
6.7 mile/h
Specification
Value
Width - 180° Turn - Right
44.6 ft
Width - 180° Turn - Left
47.57 ft
Steering Angle - Right
90
Steering Angle - Left
85
Specification
Value
Brakes
ISO 3450:2011
ROPS/FOPS
ROPS: ISO 3471:2008 for up to
26 600 kg (58,643 lb). FOPS: ISO 3449:2005 Level II
Cab
Seat Belt: SAE J386:AUG2012
Specification
Value
Fuel Tank
430.1 gal (US)
Crankcase
10 gal (US)
Transmission
35.9 gal (US)
Differential
36 gal (US)
Final Drive - Each
6 gal (US)
Cooling System
23.4 gal (US)
Hydraulic Reservoir
39.6 gal (US)
Windshield Washer
0.5 gal (US)
