120M2 AWD Motor Grader

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Product Description

The M Series 2 continues the legacy of quality already established by Cat Motor Graders. The extensive validation program, combined with improvements to the manufacturing process, allows Caterpillar to further enhance our quality. The end result of this development process is a motor grader line with breakthrough technologies, tested in the field and built around real applications and real customer needs. M Series 2 Motor Graders meet Tier 4 Interim/Stage IIIB equivalent emission standards.

Specifications
Us
Metric
Engine
Base Power (1st Gear) - Net
145 mm H2O
108 kg/mm
Engine Model
Cat® C7.1 ACERT™
Bore
4.13 in
105 mm
Stroke
5.31 in
135 mm
Speed at Rated Power
2,100 rpm
AWD Range - Net
114-156 kW (153-209 hp)
AWD Range - Net - Metric
114-156 kW (155-212 hp)
Base Power (1st Gear) - Net - Metric
147 mm H2O
108 kg/mm
Base Power (All Gears) - Net
145 mm H2O
108 kg/mm
Emissions
Tier 4 Interim/Stage IIIB equivalent
High Ambient - Fan Speed - Standard
1,000 rpm
Maximum Torque
693 lb/ft
939 N·m
Standard Capability
109 °F
43 °C
Torque Rise
45%
VHP Plus - Gear 1F, Net
145 mm H2O
108 kg/mm
VHP Plus - Gear 2F, Net
153 mm H2O
114 kg/mm
VHP Plus - Gear 3F, Net
161 mm H2O
120 kg/mm
VHP Plus - Gear 4F, Net
169 mm H2O
126 kg/mm
VHP Plus - Gear 5F, Net
174 mm H2O
130 kg/mm
VHP Plus - Gear 6F, Net
179 mm H2O
134 kg/mm
VHP Plus - Gear 7F, Net
184 mm H2O
137 kg/mm
VHP Plus - Gear 8F, Net
189 mm H2O
141 kg/mm
VHP Plus Range - Net
108-141 kW (145-189 hp)
VHP Plus Range - Net - Metric
108-141 kW (147-192 hp)
Displacement
428 in³
7.01 l
Number of Cylinders
6
Derating Altitude
10000 ft
3048 m
High Ambient - Fan Speed - Maximum
1,350 rpm
High Ambient - Fan Speed - Minimum
500 rpm
High - Ambient Capability
122 °F
50 °C
Power Train
Forward/Reverse Gears
8 Forward/6 Reverse
Transmission
Direct Drive, Powershift
Brakes - Service
Multiple Oil Disc
Brakes - Service - Surface Area
3565 in²
23000 cm²
Brakes - Parking
Multiple Oil Disc
Brakes - Secondary
Dual Circuit
Hydraulic System
Circuit Type
Parallel
Pump Type
Variable Piston
Pump Output
55.7 gal/min
210 l/min
Maximum System Pressure
3500 psi
24150 kPa
Reservoir Tank Capacity
15.85 gal (US)
60 l
Standby Pressure
609 psi
4200 kPa
Operating Specifications
Top Speed - Forward
28.4 mile/h
45.7 km/h
Top Speed - Reverse
22.4 mile/h
36.1 km/h
Turning Radius - Outside Front Tires
24.3 ft
7.4 m
Steering Range - Left/Right
47.5°
Articulation Angle - Left/Right
20°
Forward - 1st
2.5 mile/h
4 km/h
Forward - 2nd
3.4 mile/h
5.4 km/h
Forward - 3rd
4.9 mile/h
7.8 km/h
Forward - 4th
6.7 mile/h
10.8 km/h
Forward - 5th
10.4 mile/h
16.8 km/h
Forward - 6th
14.2 mile/h
22.8 km/h
Forward - 7th
19.5 mile/h
31.4 km/h
Forward - 8th
28.4 mile/h
45.7 km/h
Reverse - 1st
1.9 mile/h
3.1 km/h
Reverse - 2nd
3.9 mile/h
5.9 km/h
Reverse - 3rd
5.3 mile/h
8.5 km/h
Reverse - 4th
8.2 mile/h
13.2 km/h
Reverse - 5th
15.4 mile/h
24.8 km/h
Reverse - 6th
22.4 mile/h
36.1 km/h
Service Refill
Fuel Capacity
100 gal (US)
378 l
Cooling System
12.9 gal (US)
49 l
Hydraulic System - Tank
16.9 gal (US)
64 l
Engine Oil
7.9 gal (US)
30 l
Transmission - Differential - Final Drives
16.5 gal (US)
62.5 l
Tandem Housing - Each
15.6 gal (US)
59 l
Front Wheel Spindle Bearing Housing
0.13 gal (US)
0.5 l
Circle Drive Housing
1.8 gal (US)
7 l
Frame
Drawbar - Width
3 in
76.2 mm
Circle - Diameter
60.2 in
1530 mm
Circle - Blade Beam Thickness
1.4 in
35 mm
Drawbar - Height
6 in
152 mm
Front Frame Structure - Height
11 in
280 mm
Front Frame Structure - Width
8 in
204 mm
Drawbar - Thickness
0.4 in
9.5 mm
Front-Top/Bottom Plate - Width
10 in
255 mm
Front-Top/Bottom Plate - Thickness
0.87 in
22 mm
Front Axle - Height to Center
22.5 in
572 mm
Front Axle - Wheel Lean - Left/Right
18°
Front Axle - Total Oscillation per Side
32°
Tandems
Height
19.8 in
502 mm
Width
6.8 in
172 mm
Sidewall Thickness - Inner
0.5 in
14 mm
Sidewall Thickness - Outer
0.6 in
16 mm
Drive Chain Pitch
1.8 in
44.5 mm
Wheel Axle Spacing
59.5 in
1510 mm
Tandem Oscillation - Front Up
15°
Tandem Oscillation - Front Down
25°
Moldboard
Blade Width
12 ft
3.7 m
Moldboard - Height
24 in
610 mm
Moldboard - Thickness
0.87 in
22 mm
Arc Radius
16.3 in
413 mm
Throat Clearance
4.9 in
123.9 mm
Cutting Edge Width
6 in
152 mm
Cutting Edge Thickness
0.6 in
16 mm
End Bit - Width
6 in
152 mm
End Bit - Thickness
0.6 in
16 mm
Blade Pull - Base GVW
23737 lb
10767 null
Blade Pull - Maximum GVW
44088 lb
19998 null
Blade Down Pressure - Base GVW
15030 lb
6818 null
Blade Down Pressure - Maximum GVW
27235 lb
12354 null
Blade Range
Circle Centershift - Right
25.8 in
656 mm
Circle Centershift - Left
25.8 in
656 mm
Moldboard Sideshift - Right
26 in
660 mm
Moldboard Sideshift - Left
20.1 in
510 mm
Maximum Blade Position Angle
90°
Blade Tip Range - Forward
40°
Blade Tip Range - Backward
Maximum Lift Above Ground
16.8 in
427 mm
Maximum Depth of Cut
28.3 in
720 mm
Maximum Shoulder Reach Outside of Tires - Left
68.6 in
1742 mm
Maximum Shoulder Reach Outside of Tires - Right
75 in
1905 mm
Ripper
Ripper Shank Holder Spacing
21 in
534 mm
Ripping Depth - Maximum
8.9 in
226.5 mm
Ripper Shank Holders
5
Penetration Force
17692 lb
8024 null
Pry-Out Force
5660 lb
2567 null
Machine Length Increase, Beam Raised
41.5 in
1053 mm
Scarifier
Front, V-Type - Working Width
47.4 in
1205 mm
Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holder Spacing
4.6 in
116 mm
Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holders
5/11
Front, V-Type, 5 or 11 Tooth - Scarifying Depth, Maximum
18.4 in
467 mm
Front, V-Type, 5 or 11 Tooth - Working Width
40.6 in
1031 mm
Mid, Straight - Ripping Depth, Maximum
12.5 in
317 mm
Mid, Straight - Scarifier Shank Holder Spacing
4.4 in
111 mm
Mid, Straight - Scarifier Shank Holders
17
Mid, Straight - Scarifying Depth, Maximum
16.8 in
426 mm
Mid, Straight - Working Width
71 in
1800 mm
Mid, V-Type - Scarifier Shank Holder Spacing
4.6 in
116 mm
Mid, V-Type - Scarifier Shank Holders
11
Mid, V-Type - Scarifying Depth, Maximum
11.5 in
292 mm
Mid, V-Type - Working Width
46.6 in
1184 mm
Weights
Operating Weight - Typically Equipped
41859 lb
18987 null
Gross Vehicle Weight - Maximum - Rear Axle
33312 lb
15110 null
Gross Vehicle Weight - Base - Front Axle
9777 lb
4435 null
Gross Vehicle Weight - Base - Rear Axle
27438 lb
12445 null
Gross Vehicle Weight - Maximum - Total
48987 lb
22220 null
Gross Vehicle Weight - Base - Total
37214 lb
16880 null
Gross Vehicle Weight - Maximum - Front Axle
15675 lb
7110 null
Operating Weight - Typically Equipped - Front Axle
11614 lb
5268 null
Operating Weight - Typically Equipped - Rear Axle
30244 lb
13719 null
Operating Weight - Typically Equipped - Total
41859 lb
18987 null
Standards
Brakes
ISO 3450
ROPS/FOPS
ISO 3471/ISO 3449
Sound
ISO 6394; ISO 6395
Steering
ISO 5010
Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.6 kg of refrigerant which has a CO2 equivalent of 2.88 metric tonnes.
Emissions
Note
U.S. EPA Tier 4 Interim/EU Stage IIIB equivalent
Tires
17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Height to Dimensions 1, 2, 8, 9, 10
-0.8 in
-20 mm
17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Length Front Tire to Rear of Machine Dimension 6
-0.6 in
-15 mm
17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Width to Tire Centerline Dimension 11
4.1 in
103 mm
17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Width to Tire Front/Rear Tires Dimensions 12, 13
7.6 in
192 mm
Note
Dimension changes may vary by brand/type and inflation of tires.
Standard/Optional

Standard Equipment

POWER TRAIN
ELECTRICAL
OPERATOR ENVIRONMENT
FLUIDS
TIRES, RIMS AND WHEELS
OTHER STANDARD EQUIPMENT

Optional Equipment

ELECTRICAL
GUARDS
OPERATOR ENVIRONMENT
POWER TRAIN
OTHER ATTACHMENTS
WORK TOOLS/G.E.T.
MACHINE ARRANGEMENTS

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