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120M2 Motor Grader

  • OVERVIEW
  • SPECIFICATIONS
  • STANDARD / OPTIONAL
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.

Engine
  • Base Power (1st Gear) - Net - 145 HP
  • Engine Model - Cat® C7.1 ACERT™
  • Bore - 4.13 in
  • Stroke - 5.31 in
  • Speed at Rated Power - 2,100 rpm
  • Base Power (1st Gear) - Net - Metric - 147 HP
  • Base Power (All Gears) - Net - 145 HP
  • Emissions - Tier 4 Interim/Stage IIIB equivalent
  • High Ambient - Fan Speed - Standard - 1,000 rpm
  • Maximum Torque - 693 lb/ft
  • Standard Capability - 109 °F
  • Torque Rise - 45%
  • 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
  • VHP Plus Range - Net - 108-141 kW (145-189 hp)
  • VHP Plus Range - Net - Metric - 108-141 kW (147-192 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 Forward/6 Reverse
  • 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 (US)
  • Standby Pressure - 609 psi
  • Operating Specifications
  • Top Speed - Forward - 28.4 mile/h
  • Top Speed - Reverse - 22.4 mile/h
  • Turning Radius - Outside Front Tires - 24.3 ft
  • Steering Range - Left/Right - 47.5°
  • Articulation Angle - Left/Right - 20°
  • Forward - 1st - 2.5 mile/h
  • Forward - 2nd - 3.4 mile/h
  • Forward - 3rd - 4.9 mile/h
  • Forward - 4th - 6.7 mile/h
  • Forward - 5th - 10.4 mile/h
  • Forward - 6th - 14.2 mile/h
  • Forward - 7th - 19.5 mile/h
  • Forward - 8th - 28.4 mile/h
  • Reverse - 1st - 1.9 mile/h
  • Reverse - 2nd - 3.9 mile/h
  • Reverse - 3rd - 5.3 mile/h
  • Reverse - 4th - 8.2 mile/h
  • Reverse - 5th - 15.4 mile/h
  • Reverse - 6th - 22.4 mile/h
  • Service Refill
  • Fuel Capacity - 100 gal (US)
  • Cooling System - 12.9 gal (US)
  • Hydraulic System - Tank - 16.9 gal (US)
  • Engine Oil - 7.9 gal (US)
  • Transmission - Differential - Final Drives - 16.5 gal (US)
  • Tandem Housing - Each - 15.6 gal (US)
  • Front Wheel Spindle Bearing Housing - 0.13 gal (US)
  • Circle Drive Housing - 1.8 gal (US)
  • 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 - Maximum 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 - 5°
  • Maximum Lift Above Ground - 16.8 in
  • Maximum Depth of Cut - 28.3 in
  • Maximum Shoulder Reach Outside of Tires - Left - 68.6 in
  • Maximum Shoulder Reach Outside of Tires - Right - 75 in
  • Ripper
  • Ripper Shank Holder Spacing - 21 in
  • Ripping Depth - Maximum - 8.9 in
  • Ripper Shank Holders - 5
  • Penetration Force - 17692 lb
  • Pry-Out Force - 5660 lb
  • Machine Length Increase, Beam Raised - 41.5 in
  • Scarifier
  • Front, V-Type - Working Width - 47.4 in
  • 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
  • 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
  • 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
  • Weights
  • Operating Weight - Typically Equipped - 39892 lb
  • Gross Vehicle Weight - Maximum - Rear Axle - 33312 lb
  • Gross Vehicle Weight - Base - Front Axle - 8651 lb
  • Gross Vehicle Weight - Base - Rear Axle - 26374 lb
  • Gross Vehicle Weight - Maximum - Total - 48987 lb
  • Gross Vehicle Weight - Base - Total - 35025 lb
  • Gross Vehicle Weight - Maximum - Front Axle - 15675 lb
  • Operating Weight - Typically Equipped - Front Axle - 10563 lb
  • Operating Weight - Typically Equipped - Rear Axle - 29329 lb
  • Operating Weight - Typically Equipped - Total - 39892 lb
  • 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
  • 17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Length Front Tire to Rear of Machine Dimension 6 - -0.6 in
  • 17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Width to Tire Centerline Dimension 11 - 4.1 in
  • 17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Width to Tire Front/Rear Tires Dimensions 12, 13 - 7.6 in
  • Note - Dimension changes may vary by brand/type and inflation of tires.
  • 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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