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120M2 Motor Graders



Overview



Specifications



Benefits & Features



Standard / Optional Equip.

120M2 Motor Graders Specifications Print Version




Engine

Units: US | Metric

Base Power (1st gear) – Net

145 hp

Engine Model

Cat® C7.1 ACERT™

Bore

4.13 in

Stroke

5.31 in

Speed @ Rated Power

2,100 rpm

Base Power (1st gear) – Net (Metric)

147 hp

Base Power (all gears) – Net

145 hp

Emissions

U.S. Tier 4 Interim/EU Stage IIIB

Hi Ambient – Fan Speed – Standard

1,000 rpm

Maximum Torque

693 lb ft

Standard Capability

109 ° F

Torque Rise

45%

VHP Plus Range – Net

108-141 kW (145-189 hp)

VHP Plus Range – Net (Metric)

108-141 kW (147-192 hp)

VHP Plus – gear 1F, Net

145 hp

VHP Plus – gear 2F, Net

153 hp

VHP Plus – gear 3F, Net

161 hp

VHP Plus – gear 4F, Net

169 hp

VHP Plus – gear 5F, Net

174 hp

VHP Plus – gear 6F, Net

179 hp

VHP Plus – gear 7F, Net

184 hp

VHP Plus – gear 8F, Net

189 hp

Displacement

428 in3

Number of Cylinders

6

Derating Altitude

10000 ft

High Ambient – Fan Speed – Maximum

1,350 rpm

High Ambient – Fan Speed – Minimum

500 rpm

High Ambient Capability

122 ° F


Power Train

Forward/Reverse Gears

8 Fwd/6 Rev

Transmission

Direct Drive, Powershift

Brakes – Service

Multiple Oil Disc

Brakes – Service, Surface Area

3565 in2

Brakes – Parking

Multiple Oil Disc

Brakes – Secondary

Dual Circuit



Hydraulic System

Circuit Type

Parallel

Pump Type

Variable Piston

Pump Output

55.7 gal/min

Maximum System Pressure

3500 psi

Reservoir tank capacity

15.85 gal

Standby Pressure

609 psi


Operating Specifications

Top Speed – Forward

28.4 mph

Top Speed – Reverse

22.4 mph

Turning Radius, Outside Front Tires

24.3 ft

Steering Range – Left/Right

47.5°

Articulation Angle – Left/Right

20°

Forward – 1st

2.5 mph

Forward – 2nd

3.4 mph

Forward – 3rd

4.9 mph

Forward – 4th

6.7 mph

Forward – 5th

10.4 mph

Forward – 6th

14.2 mph

Forward – 7th

19.5 mph

Forward – 8th

28.4 mph

Reverse – 1st

1.9 mph

Reverse – 2nd

3.9 mph

Reverse – 3rd

5.3 mph

Reverse – 4th

8.2 mph

Reverse – 5th

15.4 mph

Reverse – 6th

22.4 mph


Service Refill

Fuel Capacity

100 gal

Cooling System

12.9 gal

Hydraulic System – Tank

16.9 gal

Engine Oil

7.9 gal

Transmission/Differential/Final Drives

16.5 gal

Tandem Housing (each)

15.6 gal

Front Wheel Spindle Bearing Housing

0.13 gal

Circle Drive Housing

1.8 gal


Frame

Drawbar – Width

3 in

Circle – Diameter

60.2 in

Circle – Blade Beam Thickness

1.4 in

Drawbar – Height

6 in

Front Frame Structure – Height

11 in

Front Frame Structure – Width

8 in

Drawbar – Thickness

0.4 in

Front-Top/Bottom Plate – Width

10 in

Front-Top/Bottom Plate – Thickness

0.87 in

Front Axle – Height to Center

22.5 in

Front Axle – Wheel Lean, Left/Right

18°

Front Axle – Total Oscillation per Side

32°


Tandems

Height

19.8 in

Width

6.8 in

Sidewall Thickness – Inner

0.5 in

Sidewall Thickness – Outer

0.6 in

Drive Chain Pitch

1.8 in

Wheel Axle Spacing

59.5 in

Tandem Oscillation – Front Up

15°

Tandem Oscillation – Front Down

25°


Moldboard

Blade Width

12 ft

Moldboard – Height

24 in

Moldboard – Thickness

0.87 in

Arc Radius

16.3 in

Throat Clearance

4.9 in

Cutting Edge – Width

6 in

Cutting Edge – Thickness

0.6 in

End Bit – Width

6 in

End Bit – Thickness

0.6 in

Blade Pull – Base GVW

23737 lb

Blade Pull – Maximum GVW

29980 lb

Blade Down Pressure – Base GVW

15030 lb

Blade Down Pressure – Max GVW

27235 lb


Blade Range

Circle Centershift – Right

25.8 in

Circle Centershift – Left

25.8 in

Moldboard Sideshift – Right

26 in

Moldboard Sideshift – Left

20.1 in

Maximum Blade Position Angle

90°

Blade Tip Range – Forward

40°

Blade Tip Range – Backward

Maximum Shoulder Reach Outside of Tires – Right

75 in

Maximum Shoulder Reach Outside of Tires – Left

68.6 in

Maximum Lift above Ground

16.8 in

Maximum Depth of Cut

28.3 in


Ripper

Ripper Shank Holder Spacing

21 in

Ripping Depth – Maximum

8.9 in

Ripper Shank Holders

5

Penetration Force

17692 lb

Pryout Force

5660 lb

Machine Length Increase, Beam Raised

41.5 in


Scarifier

Front, V-Type, 5 or 11 Tooth – Scarifier Shank Holder Spacing

4.6 in

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

Front, V-Type, 5 or 11 Tooth – Working Width

40.6 in

Front, V-Type: Working width

47.4 in

Mid, V-Type – Scarifier Shank Holder Spacing

4.6 in

Mid, V-Type – Scarifier Shank Holders

11

Mid, V-Type – Scarifying Depth, Maximum

11.5 in

Mid, V-Type – Working Width

46.6 in

Mid, straight – Ripping depth, maximum

12.5 in

Mid, straight – Scarifier shank holder spacing

4.4 in

Mid, straight – Scarifier shank holders

17

Mid, straight – Scarifying depth, maximum

16.8 in

Mid, straight – Working width

71 in


Weights

Gross Vehicle Weight – Maximum – Total

48987 lb

Gross Vehicle Weight – Maximum – Front Axle

15675 lb

Gross Vehicle Weight – Maximum – Rear Axle

33312 lb

Operating Weight, typically equipped – Front axle

10563 lb

Operating Weight, typically equipped – Rear axle

29329 lb

Gross Vehicle Weight – Base – Front Axle

8651 lb

Gross Vehicle Weight – Base – Rear Axle

26374 lb

Gross Vehicle Weight – Base – Total

35025 lb

Operating Weight, typically equipped – Total

39892 lb





Standards

Brakes

ISO 3450, ISO 10265

ROPS/FOPS

ISO 3471/ISO 3499

Sound

ISO 6394; ISO 6395

Steering

ISO 5010