Wheel Tractor-Scrapers

Compare Models

637
637
  • 621
  • 631 - Tier 2
621
  • 631 - Tier 2
  • 637
631 - Tier 2
  • 621
  • 637
UNITS:
Metric
Imperial
Top Speed - Loaded
55.8 km/h
34.7 mile/h
 
53.9 km/h
33.5 mile/h
 
55.8 km/h
34.7 mile/h
180° Curb-to-Curb Turning Width
12.23 m
40.12 ft
 
11.8 m
38.71 ft
 
12.23 m
40.12 ft
Scraper Capacity - Heaped
26 m³
34 yd³
 
18.4 m³
24 yd³
 
26 m³
34 yd³
Overall Width
3.94 m
12.93 ft
 
3.57 m
11.71 ft
 
3.94 m
12.93 ft
Maximum Depth of Spread
535 mm
21.1 in
 
540 mm
21.3 in
 
535 mm
21.1 in
Maximum Depth of Cut
450 mm
17.7 in
 
315 mm
12.4 in
 
450 mm
17.7 in
Width - Cut
3.51 m
11.5 ft
 
3.14 m
10.3 ft
 
3.51 m
11.5 ft
Tires - Tractor
37.25R35**E3
37.25R35**E3
 
-
 
37.25R35**E3
37.25R35**E3
Tires - Scraper
37.25R35**E3
37.25R35**E3
 
33.25R29**E3
33.25R29**E3
 
37.25R35**E3
37.25R35**E3
Overall Shipping Height
4.15 m
13.62 ft
 
4.03 m
13.22 ft
 
3.89 m
12.75 ft
Fuel Tank Refill Capacity - Scraper
1400 l
370 gal (US)
 
763 l
201 gal (US)
 
874 l
231 gal (US)
Scraper Capacity - Struck
18.3 m³
24 yd³
 
13 m³
17.1 yd³
 
18.3 m³
24 yd³
Rated Load
37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
 
26 127 kg (57,610 lb); 26.19 tonnes (28.81 tons)
26 127 kg (57,610 lb); 26.19 tonnes (28.81 tons)
 
37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
Tires - Tractor Drive
-
 
33.25R29**E3
33.25R29**E3
 
-
Emissions
Cat C9.3 and C18 engines meet U.S. EPA Tier 2/EU Stage II Equivalent emission standards.
Cat C9.3 and C18 engines meet U.S. EPA Tier 2/EU Stage II Equivalent emission standards.
 
-
 
Cat C18 engine meets U.S. EPA Tier 2/EU Stage II Equivalent emission standards.
Cat C18 engine meets U.S. EPA Tier 2/EU Stage II Equivalent emission standards.
Flywheel Power - Tractor
425 kW
570 hp
 
304 kW
407 hp
 
425 kW
570 hp
Rated Engine RPM - Tractor
1900 r/min
1900 r/min
 
2000 r/min
2000 r/min
 
1900 r/min
1900 r/min
Engine Model - Scraper
Cat C9.3 ACERT
Cat C9.3 ACERT
 
-
 
-
Rated Engine RPM - Scraper
2150 r/min
2150 r/min
 
-
 
-
Flywheel Power - Scraper
216 kW
290 hp
 
-
 
-
Engine Model - Tractor
Cat C18
Cat C18
 
Cat C13
Cat C13
 
Cat C18
Cat C18
Note
-
 
C13 engine emits equivalent to U.S. EPA Tier 2/EU Stage II or U.S. EPA Tier 3/EU Stage III.
C13 engine emits equivalent to U.S. EPA Tier 2/EU Stage II or U.S. EPA Tier 3/EU Stage III.
 
-
Flywheel Power - Tractor/Scraper
425 kW
570 hp
 
304 kW (407 hp)
304 kW (407 hp)
 
425 kW
570 hp
Scraper Capacity - Heaped
26 m³
34 yd³
 
18.4 m³
24 yd³
 
26 m³
34 yd³
Top Speed - Loaded
55.8 km/h
34.7 mile/h
 
53.9 km/h
33.5 mile/h
 
55.8 km/h
34.7 mile/h
Crankcase - Scraper
24.5 l
6.5 gal (US)
 
-
 
-
Transmission System - Scraper
49 l
12.9 gal (US)
 
-
 
-
Crankcase - Tractor
52 l
13.7 gal (US)
 
-
 
52 l
13.7 gal (US)
Transmission System - Tractor
110 l
29 gal (US)
 
-
 
-
Hydraulic System
142 l
37.5 gal (US)
 
83 l
21.926 gal (US)
 
142 l
37.5 gal (US)
Cooling System - Tractor
75 l
19.8 gal (US)
 
-
 
-
Fuel Tank
1400 l
370 gal (US)
 
818 l
216.09 gal (US)
 
874 l
231 gal (US)
Cooling System - Scraper
61 l
16.1 gal (US)
 
-
 
-
Transmission System
-
 
93 l
24.76 gal (US)
 
110 l
29 gal (US)
Crankcase
-
 
30.58 l
8.08 gal (US)
 
-
Cooling System
-
 
45 l
11.89 gal (US)
 
75 l
19.8 gal (US)
Front of Tractor to Front Axle
3612 mm
142.2 in
 
3119 mm
122.8 in
 
3612 mm
142.2 in
Axle to Vertical Hitch Pin
509 mm
20 in
 
540 mm
21.3 in
 
509 mm
20 in
Wheel Base
8808 mm
346.8 in
 
7998 mm
314.9 in
 
8808 mm
346.8 in
Rear Axle - Rear of Machine
2292 mm
90.2 in
 
2898 mm
114.1 in
 
2744 mm
108 in
Width - Rear Tire Centers
2462 mm
96.9 in
 
2290 mm
90.2 in
 
2462 mm
96.9 in
Width - Inside of Bowl
3404 mm
134 in
 
3048 mm
120 in
 
3404 mm
134 in
Height - Scraper Blade Maximum
510 mm
20 in
 
520 mm
20.5 in
 
510 mm
20 in
Extended Push Block (Push-Pull)
2744 mm
108 in
 
-
 
-
Width - Outside Rear Tires
3636 mm
143.2 in
 
3275 mm
128.9 in
 
3636 mm
143.2 in
Length - Maximum (Push-Pull)
16640 mm
655.1 in
 
15576 mm
613.2 in
 
16640 mm
655.1 in
Width - Overall Machine
3937 mm
155 in
 
3585 mm
141.1 in
 
3937 mm
155 in
Width - Tractor
3499 mm
137.8 in
 
3381 mm
133.1 in
 
3499 mm
137.8 in
Length - Overall Machine - Standard
15164 mm
597 in
 
14015 mm
551.8 in
 
15164 mm
597 in
Height - Top of Cab
3733 mm
147 in
 
3612 mm
142.2 in
 
3733 mm
147 in
Ground Clearance - Tractor
664 mm
26.1 in
 
557 mm
21.9 in
 
664 mm
26.1 in
Height - Overall Shipping
4145 mm
163.2 in
 
4029 mm
158.6 in
 
3892 mm
153.2 in
Width - Overall Machine - Ladder Down
-
 
3790 mm
149.2 in
 
-
Overall Length
15.04 m
49.34 ft
 
14.02 m
45.9 ft
 
15.04 m
49.34 ft
Operating Weight - Empty
52140 kg
114950 lb
 
36185 kg
79787 lb
 
46600 kg
102750 lb
Operating Weight - Empty
54005 kg
119060 lb
 
36567 kg
80630 lb
 
48275 kg
106430 lb
Overall Length - With Bail Down
16.64 m
54.59 ft
 
15.58 m
51.1 ft
 
16.64 m
54.59 ft
ROPS/FOPS
ROPS/FOPS meet “ISO Standards.”
ROPS/FOPS meet “ISO Standards.”
 
Meets ISO standards
Meets ISO standards
 
ROPS/FOPS meet “ISO Standards.”
ROPS/FOPS meet “ISO Standards.”
Exterior Sound Level
The exterior sound power level for the standard machine (ISO 6393) is 116 dB(A).
The exterior sound power level for the standard machine (ISO 6393) is 116 dB(A).
 
The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).
The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).
 
The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).
The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).
Rollover Protection Structure (ROPS)
ISO 3471:2008 for up to 21 282 kg (46,919 lb)
ISO 3471:2008 for up to 21 282 kg (46,919 lb)
 
ISO 3471:2008 for up to 17 084 kg (37,664 lb)
ISO 3471:2008 for up to 17 084 kg (37,664 lb)
 
ISO 3471:2008 for up to 21 282 kg (46,919 lb)
ISO 3471:2008 for up to 21 282 kg (46,919 lb)
Falling Object Protective Structure (FOPS)
ISO 3449:2005 Level II
ISO 3449:2005 Level II
 
ISO 3449:2005 Level II
ISO 3449:2005 Level II
 
ISO 3449:2005 Level II
ISO 3449:2005 Level II
Brakes
ISO 3450:2011
ISO 3450:2011
 
ISO 3450:2011
ISO 3450:2011
 
Brakes ISO 3450:2011
Brakes ISO 3450:2011
Reverse Alarm
ISO 9533:2010
ISO 9533:2010
 
ISO 9533:2010
ISO 9533:2010
 
ISO 9533:2010
ISO 9533:2010
Seat Belt
SAE J386:FEB2006
SAE J386:FEB2006
 
SAE J386:JUN1985
SAE J386:JUN1985
 
SAE J386:FEB2006
SAE J386:FEB2006
Steering System
ISO 5010:2007
ISO 5010:2007
 
ISO 5010:2007
ISO 5010:2007
 
ISO 5010:2007
ISO 5010:2007
Transmission Gear - Reverse
9.9 km/h
6.2 mile/h
 
9.2 km/h
5.7 mile/h
 
9.9 km/h
6.2 mile/h
Transmission Gear - Seventh
41.95 km/h
25.7 mile/h
 
39.9 km/h
24.8 mile/h
 
41.4 km/h
25.7 mile/h
Transmission Gear - First
5.5 km/h
3.4 mile/h
 
5 km/h
3.1 mile/h
 
5.5 km/h
3.4 mile/h
Transmission Gear - Third
12.4 km/h
7.7 mile/h
 
12.1 km/h
7.5 mile/h
 
12.4 km/h
7.7 mile/h
Transmission Gear - Eighth
55.8 km/h
34.7 mile/h
 
53.9 km/h
33.5 mile/h
 
55.8 km/h
34.7 mile/h
Transmission Gear - Second
10 km/h
6.2 mile/h
 
8.9 km/h
5.5 mile/h
 
10 km/h
6.2 mile/h
Transmission Gear - Fourth
16.9 km/h
10.5 mile/h
 
16.3 km/h
10.1 mile/h
 
16.9 km/h
10.5 mile/h
Transmission Gear - Fifth
22.7 km/h
14.1 mile/h
 
21.9 km/h
13.6 mile/h
 
22.7 km/h
14.1 mile/h
Transmission Gear - Sixth
30.6 km/h
19 mile/h
 
29.6 km/h
18.4 mile/h
 
30.6 km/h
19 mile/h
Ejector Retract
8.5 s
8.5 s
 
6.7 s
6.7 s
 
8.5 s
8.5 s
Bowl Lower
3.5 s
3.5 s
 
3.5 s
3.5 s
 
3.5 s
3.5 s
Bail Raise
1.5 s
1.5 s
 
1.8 s
1.8 s
 
1.5 s
1.5 s
Apron Lower
3.8 s
3.8 s
 
3.8 s
3.8 s
 
3.8 s
3.8 s
Bail Lower
2.1 s
2.1 s
 
3.2 s
3.2 s
 
2.1 s
2.1 s
Ejector Extend
8.5 s
8.5 s
 
5.2 s
5.2 s
 
8.5 s
8.5 s
Apron Raise
4 s
4 s
 
2.95 s
2.95 s
 
4 s
4 s
Bowl Raise
3.5 s
3.5 s
 
3 s
3 s
 
3.5 s
3.5 s
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