Cat M Series Motor Graders 120M2 AWD

Cat M Series Motor Graders 120M2 AWD

Base Power (1st Gear) - Net 108.0 kW
Operating Weight - Typically Equipped 18987.0 kg
Blade Width 3.7 m
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All-Wheel Drive (AWD)

“Smart” Machine Systems

Work Tools and Attachments

Sustainability

Structures and DCM

Steering and Implement Controls

Safety

Power Train

Operator Station

Integrated Technologies

Hydraulics

Engine

Emissions Technology

Customer Support

Overview

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.

Engine

Units:
Base Power (1st Gear) - Net 145.0 HP 108.0 kW Less
Engine Model Cat® C7.1 ACERT™ Cat® C7.1 ACERT™ Less
Bore 4.13 in 105.0 mm Less
Stroke 5.31 in 135.0 mm Less
Speed at Rated Power 2,100 rpm 2,100 rpm Less
AWD Range - Net 114-156 kW (153-209 hp) 114-156 kW (153-209 hp) Less
AWD Range - Net - Metric 114-156 kW (155-212 hp) 114-156 kW (155-212 hp) Less
Base Power (1st Gear) - Net - Metric 147.0 HP 108.0 kW Less
Base Power (All Gears) - Net 145.0 HP 108.0 kW Less
Emissions Tier 4 Interim/Stage IIIB equivalent Tier 4 Interim/Stage IIIB equivalent Less
High Ambient - Fan Speed - Standard 1,000 rpm 1,000 rpm Less
Maximum Torque 693.0 lb/ft 939.0 N·m Less
Standard Capability 109.0 °F 43.0 °C Less
Torque Rise 45% 45% Less
VHP Plus - Gear 1F, Net 145.0 HP 108.0 kW Less
VHP Plus - Gear 2F, Net 153.0 HP 114.0 kW Less
VHP Plus - Gear 3F, Net 161.0 HP 120.0 kW Less
VHP Plus - Gear 4F, Net 169.0 HP 126.0 kW Less
VHP Plus - Gear 5F, Net 174.0 HP 130.0 kW Less
VHP Plus - Gear 6F, Net 179.0 HP 134.0 kW Less
VHP Plus - Gear 7F, Net 184.0 HP 137.0 kW Less
VHP Plus - Gear 8F, Net 189.0 HP 141.0 kW Less
VHP Plus Range - Net 108-141 kW (145-189 hp) 108-141 kW (145-189 hp) Less
VHP Plus Range - Net - Metric 108-141 kW (147-192 hp) 108-141 kW (147-192 hp) Less
Displacement 428.0 in³ 7.01 l Less
Number of Cylinders 6 6 Less
Derating Altitude 10000.0 ft 3048.0 m Less
High Ambient - Fan Speed - Maximum 1,350 rpm 1,350 rpm Less
High Ambient - Fan Speed - Minimum 500 rpm 500 rpm Less
High - Ambient Capability 122.0 °F 50.0 °C Less

Power Train

Forward/Reverse Gears 8 Forward/6 Reverse 8 Forward/6 Reverse Less
Transmission Direct Drive, Powershift Direct Drive, Powershift Less
Brakes - Service Multiple Oil Disc Multiple Oil Disc Less
Brakes - Service - Surface Area 3565.0 in² 23000.0 cm² Less
Brakes - Parking Multiple Oil Disc Multiple Oil Disc Less
Brakes - Secondary Dual Circuit Dual Circuit Less

Hydraulic System

Circuit Type Parallel Parallel Less
Pump Type Variable Piston Variable Piston Less
Pump Output 55.7 gal/min 210.0 l/min Less
Maximum System Pressure 3500.0 psi 24150.0 kPa Less
Reservoir Tank Capacity 15.85 gal (US) 60.0 l Less
Standby Pressure 609.0 psi 4200.0 kPa Less

Operating Specifications

Top Speed - Forward 28.4 mile/h 45.7 km/h Less
Top Speed - Reverse 22.4 mile/h 36.1 km/h Less
Turning Radius - Outside Front Tires 24.3 ft 7.4 m Less
Steering Range - Left/Right 47.5° 47.5° Less
Articulation Angle - Left/Right 20° 20° Less
Forward - 1st 2.5 mile/h 4.0 km/h Less
Forward - 2nd 3.4 mile/h 5.4 km/h Less
Forward - 3rd 4.9 mile/h 7.8 km/h Less
Forward - 4th 6.7 mile/h 10.8 km/h Less
Forward - 5th 10.4 mile/h 16.8 km/h Less
Forward - 6th 14.2 mile/h 22.8 km/h Less
Forward - 7th 19.5 mile/h 31.4 km/h Less
Forward - 8th 28.4 mile/h 45.7 km/h Less
Reverse - 1st 1.9 mile/h 3.1 km/h Less
Reverse - 2nd 3.9 mile/h 5.9 km/h Less
Reverse - 3rd 5.3 mile/h 8.5 km/h Less
Reverse - 4th 8.2 mile/h 13.2 km/h Less
Reverse - 5th 15.4 mile/h 24.8 km/h Less
Reverse - 6th 22.4 mile/h 36.1 km/h Less

Service Refill

Fuel Capacity 100.0 gal (US) 378.0 l Less
Cooling System 12.9 gal (US) 49.0 l Less
Hydraulic System - Tank 16.9 gal (US) 64.0 l Less
Engine Oil 7.9 gal (US) 30.0 l Less
Transmission - Differential - Final Drives 16.5 gal (US) 62.5 l Less
Tandem Housing - Each 15.6 gal (US) 59.0 l Less
Front Wheel Spindle Bearing Housing 0.13 gal (US) 0.5 l Less
Circle Drive Housing 1.8 gal (US) 7.0 l Less

Frame

Drawbar - Width 3.0 in 76.2 mm Less
Circle - Diameter 60.2 in 1530.0 mm Less
Circle - Blade Beam Thickness 1.4 in 35.0 mm Less
Drawbar - Height 6.0 in 152.0 mm Less
Front Frame Structure - Height 11.0 in 280.0 mm Less
Front Frame Structure - Width 8.0 in 204.0 mm Less
Drawbar - Thickness 0.4 in 9.5 mm Less
Front-Top/Bottom Plate - Width 10.0 in 255.0 mm Less
Front-Top/Bottom Plate - Thickness 0.87 in 22.0 mm Less
Front Axle - Height to Center 22.5 in 572.0 mm Less
Front Axle - Wheel Lean - Left/Right 18° 18° Less
Front Axle - Total Oscillation per Side 32° 32° Less

Tandems

Height 19.8 in 502.0 mm Less
Width 6.8 in 172.0 mm Less
Sidewall Thickness - Inner 0.5 in 14.0 mm Less
Sidewall Thickness - Outer 0.6 in 16.0 mm Less
Drive Chain Pitch 1.8 in 44.5 mm Less
Wheel Axle Spacing 59.5 in 1510.0 mm Less
Tandem Oscillation - Front Up 15° 15° Less
Tandem Oscillation - Front Down 25° 25° Less

Moldboard

Blade Width 12.0 ft 3.7 m Less
Moldboard - Height 24.0 in 610.0 mm Less
Moldboard - Thickness 0.87 in 22.0 mm Less
Arc Radius 16.3 in 413.0 mm Less
Throat Clearance 4.9 in 123.9 mm Less
Cutting Edge Width 6.0 in 152.0 mm Less
Cutting Edge Thickness 0.6 in 16.0 mm Less
End Bit - Width 6.0 in 152.0 mm Less
End Bit - Thickness 0.6 in 16.0 mm Less
Blade Pull - Base GVW 23737.0 lb 10767.0 kg Less
Blade Pull - Maximum GVW 44088.0 lb 19998.0 kg Less
Blade Down Pressure - Base GVW 15030.0 lb 6818.0 kg Less
Blade Down Pressure - Maximum GVW 27235.0 lb 12354.0 kg Less

Blade Range

Circle Centershift - Right 25.8 in 656.0 mm Less
Circle Centershift - Left 25.8 in 656.0 mm Less
Moldboard Sideshift - Right 26.0 in 660.0 mm Less
Moldboard Sideshift - Left 20.1 in 510.0 mm Less
Maximum Blade Position Angle 90° 90° Less
Blade Tip Range - Forward 40° 40° Less
Blade Tip Range - Backward Less
Maximum Lift Above Ground 16.8 in 427.0 mm Less
Maximum Depth of Cut 28.3 in 720.0 mm Less
Maximum Shoulder Reach Outside of Tires - Left 68.6 in 1742.0 mm Less
Maximum Shoulder Reach Outside of Tires - Right 75.0 in 1905.0 mm Less

Ripper

Ripper Shank Holder Spacing 21.0 in 534.0 mm Less
Ripping Depth - Maximum 8.9 in 226.5 mm Less
Ripper Shank Holders 5 5 Less
Penetration Force 17692.0 lb 8024.0 kg Less
Pry-Out Force 5660.0 lb 2567.0 kg Less
Machine Length Increase, Beam Raised 41.5 in 1053.0 mm Less

Scarifier

Front, V-Type - Working Width 47.4 in 1205.0 mm Less
Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holder Spacing 4.6 in 116.0 mm Less
Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holders 5/11 5/11 Less
Front, V-Type, 5 or 11 Tooth - Scarifying Depth, Maximum 18.4 in 467.0 mm Less
Front, V-Type, 5 or 11 Tooth - Working Width 40.6 in 1031.0 mm Less
Mid, Straight - Ripping Depth, Maximum 12.5 in 317.0 mm Less
Mid, Straight - Scarifier Shank Holder Spacing 4.4 in 111.0 mm Less
Mid, Straight - Scarifier Shank Holders 17 17 Less
Mid, Straight - Scarifying Depth, Maximum 16.8 in 426.0 mm Less
Mid, Straight - Working Width 71.0 in 1800.0 mm Less
Mid, V-Type - Scarifier Shank Holder Spacing 4.6 in 116.0 mm Less
Mid, V-Type - Scarifier Shank Holders 11 11 Less
Mid, V-Type - Scarifying Depth, Maximum 11.5 in 292.0 mm Less
Mid, V-Type - Working Width 46.6 in 1184.0 mm Less

Weights

Operating Weight - Typically Equipped 41859.0 lb 18987.0 kg Less
Gross Vehicle Weight - Maximum - Rear Axle 33312.0 lb 15110.0 kg Less
Gross Vehicle Weight - Base - Front Axle 9777.0 lb 4435.0 kg Less
Gross Vehicle Weight - Base - Rear Axle 27438.0 lb 12445.0 kg Less
Gross Vehicle Weight - Maximum - Total 48987.0 lb 22220.0 kg Less
Gross Vehicle Weight - Base - Total 37214.0 lb 16880.0 kg Less
Gross Vehicle Weight - Maximum - Front Axle 15675.0 lb 7110.0 kg Less
Operating Weight - Typically Equipped - Front Axle 11614.0 lb 5268.0 kg Less
Operating Weight - Typically Equipped - Rear Axle 30244.0 lb 13719.0 kg Less
Operating Weight - Typically Equipped - Total 41859.0 lb 18987.0 kg Less

Standards

Brakes ISO 3450 ISO 3450 Less
ROPS/FOPS ISO 3471/ISO 3449 ISO 3471/ISO 3449 Less
Sound ISO 6394; ISO 6395 ISO 6394; ISO 6395 Less
Steering ISO 5010 ISO 5010 Less

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. 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. Less

Emissions

Note U.S. EPA Tier 4 Interim/EU Stage IIIB equivalent U.S. EPA Tier 4 Interim/EU Stage IIIB equivalent Less

Tires

17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Height to Dimensions 1, 2, 8, 9, 10 -0.8 in -20.0 mm Less
17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Length Front Tire to Rear of Machine Dimension 6 -0.6 in -15.0 mm Less
17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Width to Tire Centerline Dimension 11 4.1 in 103.0 mm Less
17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Width to Tire Front/Rear Tires Dimensions 12, 13 7.6 in 192.0 mm Less
Note Dimension changes may vary by brand/type and inflation of tires. Dimension changes may vary by brand/type and inflation of tires. Less

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