Back

Financing & Insurance
See our Current Offers
View Product Downloads
Please answer to continue. Select an option to continue. Enter a valid email address.
Yes, I would like to receive future communications from Caterpillar extended enterprise and dealer network..

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 U.S. EPA Tier 4 Interim/EU Stage IIIB 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 @ Rated Power 2,100 rpm 2,100 rpm 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 U.S. Tier 4 Interim/EU Stage IIIB U.S. Tier 4 Interim/EU Stage IIIB Less
Hi 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 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
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
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 Fwd/6 Rev 8 Fwd/6 Rev 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 60.0 L Less
Standby Pressure 609.0 psi 4200.0 kPa Less

Operating Specifications

Top Speed - Forward 28.4 mph 45.7 km/h Less
Top Speed - Reverse 22.4 mph 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 mph 4.0 km/h Less
Forward - 2nd 3.4 mph 5.4 km/h Less
Forward - 3rd 4.9 mph 7.8 km/h Less
Forward - 4th 6.7 mph 10.8 km/h Less
Forward - 5th 10.4 mph 16.8 km/h Less
Forward - 6th 14.2 mph 22.8 km/h Less
Forward - 7th 19.5 mph 31.4 km/h Less
Forward - 8th 28.4 mph 45.7 km/h Less
Reverse - 1st 1.9 mph 3.1 km/h Less
Reverse - 2nd 3.9 mph 5.9 km/h Less
Reverse - 3rd 5.3 mph 8.5 km/h Less
Reverse - 4th 8.2 mph 13.2 km/h Less
Reverse - 5th 15.4 mph 24.8 km/h Less
Reverse - 6th 22.4 mph 36.1 km/h Less

Service Refill

Fuel Capacity 100.0 gal 378.0 L Less
Cooling System 12.9 gal 49.0 L Less
Hydraulic System - Tank 16.9 gal 64.0 L Less
Engine Oil 7.9 gal 30.0 L Less
Transmission/Differential/Final Drives 16.5 gal 62.5 L Less
Tandem Housing (each) 15.6 gal 59.0 L Less
Front Wheel Spindle Bearing Housing 0.13 gal 0.5 L Less
Circle Drive Housing 1.8 gal 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 29980.0 lb 13599.0 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 Shoulder Reach Outside of Tires - Right 75.0 in 1905.0 mm Less
Maximum Shoulder Reach Outside of Tires - Left 68.6 in 1742.0 mm Less
Maximum Lift above Ground 16.8 in 427.0 mm Less
Maximum Depth of Cut 28.3 in 720.0 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
Pryout Force 5660.0 lb 2567.0 kg Less
Machine Length Increase, Beam Raised 41.5 in 1053.0 mm Less

Scarifier

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
Front, V-Type: Working Width 47.4 in 1205.0 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 39892.0 lb 18095.0 kg Less
Gross Vehicle Weight - Maximum - Front Axle 15675.0 lb 7110.0 kg Less
Gross Vehicle Weight - Maximum - Rear Axle 33312.0 lb 15110.0 kg Less
Operating Weight, Typically Equipped - Front Axle 10563.0 lb 4791.0 kg Less
Operating Weight, Typically Equipped - Rear Axle 29329.0 lb 13304.0 kg Less
Gross Vehicle Weight - Base - Front Axle 8651.0 lb 3924.0 kg Less
Gross Vehicle Weight - Base - Rear Axle 26374.0 lb 11963.0 kg Less
Gross Vehicle Weight - Maximum - Total 48987.0 lb 22220.0 kg Less
Gross Vehicle Weight - Base - Total 35025.0 lb 15887.0 kg Less
Operating Weight, Typically Equipped - Total 39892.0 lb 18095.0 kg Less

Standards

Brakes ISO 3450, ISO 10265 ISO 3450, ISO 10265 Less
ROPS/FOPS ISO 3471/ISO 3499 ISO 3471/ISO 3499 Less
Sound ISO 6394; ISO 6395 ISO 6394; ISO 6395 Less
Steering ISO 5010 ISO 5010 Less

Operator Station

Comfort, productivity, advanced technology.


Steering and Implement Controls

Unprecedented precision and ease of operation.


Emissions Technology

Reliable, integrated solutions.


Engine

Power and reliability.


Power Train

Maximum power to the ground.


Structures and DCM

Service ease and precise blade control.


“Smart” Machine Systems

Advanced diagnostics.


Hydraulics

Advanced machine control.


Integrated Technologies

Solutions to make work easier and more efficient.


Work Tools and Attachments

Equip your machine for the job.


Safety

Protect your most valuable resource.


Customer Support

Unparalleled worldwide support.


Sustainability

Thinking generations ahead.


120M2 Standard Equipment

POWER TRAIN
  • Air cleaner, dual stage, dry type, diesel, with automatic engine derate and automatic dust ejector, service indicator through Cat Messenger
  • Air-to-air after cooler (ATAAC)
  • Belt, serpentine, automatic tensioner
  • Brakes, oil disc, four-wheel, hydraulic
  • Demand fan, hydraulic, swing-out
  • Differential Lock/Unlock, Automatic
  • Drain, engine oil, ecology
  • Electronic over speed protection
  • Engine, C7.1 with ACERT Technology, Tier 4 Interim and Stage IIIB emission standards
  • Fuel tank, 378 L (100 gal), ground level access and sediment drain
  • Parking brake - multi-disc, sealed, oil-cooled
  • Priming pump, fuel
  • Rear axle, modular
  • Sediment drain, fuel tank
  • Tandem drive
  • Transmission, 8F/6R, power shift, direct drive
  • VHP Plus (Variable Horsepower)

ELECTRICAL
  • Alarm, back up
  • Alternator, 150 ampere, sealed
  • Batteries, maintenance free, heavy duty, 1,125 CCA
  • Breaker panel, ground accessible
  • Cab harness and electrical hydraulic valves
  • Electrical system, 24V
  • Grade Control Ready - Cab harness, software, electrical hydraulic valves, bosses and brackets
  • Lights, roof-mounted roading, reversing, LED stop and tail
  • Product Link Ready
  • Starter, electric

OPERATOR ENVIRONMENT
  • Accelerator
  • Air conditioning with heater
  • Arm and wrist rest, electronically adjustable
  • Articulation, automatic Return-to-Center
  • Ashtray and lighter
  • Cat® Messenger operator information system
  • Centershift pin indicator
  • Coat hook
  • Cup holder
  • Display, digital speed and gear
  • Doors, left and right side with wiper
  • Gauge, machine level
  • Gauge cluster (analog) - fuel, articulation, engine coolant temp, engine RPM, hydraulic oil temp, regen
  • Hour meter, digital
  • Joystick hydraulic controls right/left blade lift with float position, circle drive, blade sideshift and tip, centershift, front wheel lean, articulation and power steering
  • Joystick, adjustable armrests
  • Joystick gear selection
  • Joystick hydraulic power steering
  • Ladders, cab, left and right side
  • Lights, night time cab
  • Mirror, inside rearview, wide angle
  • Power port, 12V
  • Radio Ready, Entertainment
  • ROPS cab, sound suppressed 70 dB(A)
  • Seat, cloth-covered, comfort suspension
  • Seat belt, retractable 76 mm (3 in)
  • Storage area for cooler/lunchbox
  • Throttle control, electronic
  • Windows, laminated glass:

FLUIDS
  • Antifreeze
  • Extended Life Coolant to -35° C (-30° F)

TIRES, RIMS AND WHEELS
  • Partial allowance for tires on 254 × 607 mm (10 × 24 in) multi-piece rims is included in the base machine price and weight

OTHER STANDARD EQUIPMENT
  • Accumulators, brake, dual certified
  • Anti-glare paint
  • Bumper, rear, integrated with hitch
  • CD ROM Parts Book
  • Clutch, circle drive slip
  • Cutting edges
  • Doors (3), engine compartment, locking
  • Drawbar - 6 shoes, replaceable wear strips
  • Electrical hydraulic valves, hydraulic lines for base 8 functions
  • Endbits
  • Fluid check, ground level
  • Frame, articulated, with safety lock
  • Ground level engine shutdown
  • Hammer (emergency exit)
  • Horn, electric
  • Hydraulic lines for base functions
  • Lockout, hydraulic implement (for roading and servicing)
  • Moldboard - 3658 × 610 × 22 mm (12 ft × 24 in × 7/8 in)
  • Mounting, cab roof accessories
  • Pump, hydraulic, high capacity, 98 cm³ (6 in³)
  • Radiator, cleanout access (both sides with swing doors)
  • Secondary steering
  • Serviceability, LH side
  • S•O•SSM ports: engine, hydraulic, transmission, coolant, fuel
  • Tandem walkway/guards
  • Tool box
  • Tow hitch

120M2 Optional Equipment

ELECTRICAL
  • Alternator, 280 ampere
  • Batteries:
  • Converter, communication (CB)
  • Lights:

GUARDS
  • Fenders, Front
  • Fenders, Rear
  • Sound suppression (Bottom)
  • Sound suppression (Enclosure)
  • Transmission

OPERATOR ENVIRONMENT
  • Fan, defroster, rear window
  • Mirrors, outside:
  • Precleaner, HVAC
  • Radio ready, AM/FM
  • Seat, air suspension, cloth
  • Shade, sun
  • Wiper/washer, rear

POWER TRAIN
  • Fuel tank, fast fill
  • Oil, Hydraulic, Biodegradable Synthetic
  • Precleaner, snow
  • Starter, Heavy Duty, 1,000 Amp
  • Transmission, autoshift

OTHER ATTACHMENTS
  • AccuGrade ARO
  • Accumulators, blade lift
  • Camera, rearview
  • Cat Product Link 321SR
  • Drain, ecology, engine Wiggins
  • Fenders, rear
  • Heater, engine coolant:
  • Hydraulic arrangements with one or more additional hydraulic valves are available for rear ripper, dozer, snow plow and snow wing.
  • Snow wing mounting, frame ready
  • Sound suppression
  • Starting aid, Ether

WORK TOOLS/G.E.T.
  • Blade extension, left hand, 610 mm (2 ft)
  • Cutting Edges, curved
  • Endbits, overlay
  • Front lift group, mounting
  • Front lift group, mechanical
  • Grader bit, narrow and super penetration
  • Mid-Mount Scarifier, Package
  • Mid-Mount Scarifier, Mounting
  • Moldboard
  • Push plate, counterweight
  • Ripper, mounting
  • Ripper, rear
  • Ripper tooth
  • Scarifier, front
  • Snow Arrangement
  • Snow Wing Ready Package

MACHINE ARRANGEMENTS
  • Canadian Arrangement
  • European Arrangement
  • European Roading Arrangement

Increase in productivity by up to 40%

The AccuGrade™ Grade Control System brings to the customer an increase in productivity by up to 40 percent while reducing their site costs dramatically. The revolutionary Caterpillar solution is factory integrated, sensor-independent, and features a suite of products which includes cross slope, sonic, laser, GPS, and ATS technology.

Learn More
Cat® Dealer Service

Buy any piece of Cat® equipment and also get the full support and commitment of your local Cat Dealer.

Contact your local dealer
Financing & Insurance

You can count on Cat Financial to provide the best financial solutions, built just for you.

See our Current Offers