Big EOFY Savings on Cat Compact machines until 30 June 2026. T&Cs apply. View Promotion

Big EOFY Savings on Cat Compact machines until 30 June 2026. T&Cs apply. View Promotion

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Metric | Imperial
657
Open Bowl Scrapers
657
Change product
621
Open Bowl Scrapers
621
Change product
621
Open Bowl Scrapers
621
Change product
Engine Expand Collapse
Tractor Engine
Cat C18
Scraper Engine
Cat C15
Flywheel Power - Tractor/Scraper
469kW (629 hp) / 353 kW (473 hp)
304 kW (407 hp)
304 kW (407 hp)
Net Power
469 kW/637 hp
Gross Power (SAE J1995)
637 hp 475 kW
Net Power (ISO 14396)
637 hp 469 kW
Net Power (SAE J1349/ISO 9249)
584 hp 436 kW
Bore
5.7 in 145 mm
Stroke
7.2 in 183 mm
Displacement
1105 in³ 18.1 l
Net Power (SAE J1349/ISO 9249)
584 hp 436 kW
Net Power
469 kW/637 hp
Gross Power (SAE J1995)
637 hp 475 kW
Net Power (ISO 14396)
637 hp 469 kW
Net Power (SAE J1349/ISO 9249)
584 hp 436 kW
Bore
5.7 in 145 mm
Stroke
7.2 in 183 mm
Displacement
1105 in³ 18.1 l
Scraper Capacity - Heaped
44 yd³ 33.6 m³
24.0 yd³ 18.4 m³
24.0 yd³ 18.4 m³
Rated Load
104,058 lb 47,200 kg
26 127 kg (57,600 lb); 26.19 tonnes (28.81 tons)
26 127 kg (57,610 lb); 26.19 tonnes (28.81 tons)
Capacity - Struck
32 yd³ 24.5 m³
Depth of Cut - Maximum
16.4 in 417 mm
Width - Cut - To Router Bits
12.5 ft 3.8 m
Ground Clearance - Maximum
2.3 ft 0.7 m
Hyd. Penetration Force - 657G
121000 lb 542 kN
Depth of Spread - Maximum
26 in 660 mm
Apron Opening
92 in 2337 mm
Apron Closure Force
39200 lb 176 kN
Top Speed - Loaded
33 mile/h 56.1 km/h
33.5 mile/h 53.9 km/h
33.5 mile/h 53.9 km/h
1 Forward
3.5 mile/h 5.7 km/h
3.1 mile/h 5.0 km/h
2 Forward
6.5 mile/h 10.5 km/h
5.5 mile/h 8.9 km/h
3 Forward
7.8 mile/h 12.5 km/h
7.5 kl/h 12.1 kl/h
4 Forward
10.6 mile/h 17 km/h
10.1 mile/h 16.3 km/h
5 Forward
14.2 mile/h 22.8 km/h
13.6 mile/h 21.9 km/h
6 Forward
19.2 mile/h 30.9 km/h
18.4 mile/h 29.9 km/h
7 Forward
25.7 mile/h 41.4 km/h
24.8 mile/h 39.9 km/h
8 Forward
34.9 mile/h 56.1 km/h
33.5 mile/h 53.9 kl/h
Reverse
6.7 mile/h 10.8 km/h
5.7 mile/h 9.2 km/h
Bowl Cylinder Bore
7.08 in 180 mm
Bowl Cylinder Stroke
37.4 in 950 mm
Apron Cylinder Bore
7.08 in 180 mm
Apron Cylinder Stroke
29.92 in 759.5 mm
Ejector Cylinder Stroke (Stage 1/ Stage 2)
38.32 in 973.5 mm
Steering Circuit (@ High Idle)
76.08 gpm 288 L/min
Implement Circuit (@ High Idle)
517 L/min 517 L/min
Cushion Hitch Circuit
19.54 gpm 74 L/min
Secondary Steering Circuit
14.52 gal/hr 55 l/hr
Relief Valve - Steering Circuit
1959 psi 13500 kPa
Relief Valve - Implement Circuit
1999 psi 13780 kPa
Compensator Settings - Cushion Hitch Circuit
3002 psi 20700 kPa
Width - 180° Turn - Right
45.4 ft 13.85 m
Width - 180° Turn - Left
47.57 ft 14.5 m
Steering Angle - Right
90
Steering Angle - Left
85
Crankcase
13.7 gal (US) 38 l
8.08 gal (US) 30.58 l
Transmission
35.9 gal (US) 136 l
Differential
36 gal (US) 136 l
Final Drive - Each
6 gal (US) 29.5 l
Cooling System
23.4 gal (US) 88.6 l
11.89 gal (US) 45.0 l
Hydraulic Reservoir
39.6 gal (US) 150 l
Windshield Washer
0.5 gal (US) 5 l
Fuel Tank
430 gal (US) 1628 l
216.01 gal (US) 818.0 l
216.09 gal (US) 818.0 l
Crankcase
13.7 gal (US) 38 l
8.08 gal (US) 30.58 l
Transmission
35.9 gal (US) 136 l
Differential
36 gal (US) 136 l
Final Drive - Each
6 gal (US) 29.5 l
Cooling System
23.4 gal (US) 88.6 l
11.89 gal (US) 45.0 l
Width - Overall Machine
14.3 ft 4.36 m
141.1 in 3585.0 mm
141.1 in 3585.0 mm
Width - Tractor
12.3 ft 3.75 m
133.1 in 3381.0 mm
133.1 in 3381.0 mm
Width - Rear Tire Center Lines
9.21 ft 2.81 m
Width - Inside of Bowl
12.07 ft 3.68 m
120.0 in 3048.0 mm
120.0 in 3048.0 mm
Width - Outside Bowl - Shipping Width
12.98 ft 3.93 m
Height - Overall Shipping
15.29 ft 4.66 m
158.6 in 4029.0 mm
158.6 in 4029.0 mm
Height - Top of Cab
12.86 ft 3.92 m
142.2 in 3612.0 mm
142.2 in 3612.0 mm
Ground Clearance - Tractor
2.3 ft 0.7 m
21.9 in 557.0 mm
21.9 in 557.0 mm
Front of Tractor to Front Axle
14.93 ft 4.55 m
122.8 in 3119.0 mm
122.8 in 3119.0 mm
Axle to Vertical Hitch Pin
1.8 ft 0.55 m
21.3 in 540.0 mm
21.3 in 540.0 mm
Height - Scraper Blade Maximum
2.17 ft 0.66 m
20.5 in 520.0 mm
20.5 in 520.0 mm
Wheel Base
32.68 ft 9.96 m
314.9 in 7998.0 mm
314.9 in 7998.0 mm
Length - Overall Machine
58.96 ft 17.97 m
Rear Axle - Rear of Machine
8.07 ft 2.46 m
114.1 in 2898.0 mm
114.1 in 2898.0 mm
Total Shipping
160505 lb 72804 kg
Tractor Shipping
93635 lb 42472 kg
Scraper Shipping
64068 lb 29061 kg
Total Operating - Empty
164,244. lb 74500 kg
Front Axle
93842 lb 42566 kg
Rear Axle
66663 lb 30238 kg
Total Operating - Loaded
268,302. lb 121700 kg
Front Axle - Loaded
134165 lb 60856 kg
Rear Axle - Loaded
130340 lb 59121 kg
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