120M2 AWD Motor Grader
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 ...
Engine
- Base Power (1st Gear) - Net
- 145HP
- Engine Model
- Cat® C7.1 ACERT™
- Bore
- 4.13in
- Stroke
- 5.31in
- Speed at Rated Power
- 2,100 rpm
- VHP Plus Range - Net - Metric
- 108-141 kW (147-192 hp)
- VHP Plus Range - Net
- 108-141 kW (145-189 hp)
- Torque Rise
- 45%
- Standard Capability
- 109°F
- Maximum Torque
- 693lb/ft
- Emissions
- Tier 4 Interim/Stage IIIB equivalent
- High Ambient - Fan Speed - Standard
- 1,000 rpm
- Base Power (All Gears) - Net
- 145HP
- 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
- 147HP
- VHP Plus - Gear 1F, Net
- 145HP
- VHP Plus - Gear 2F, Net
- 153HP
- VHP Plus - Gear 3F, Net
- 161HP
- VHP Plus - Gear 4F, Net
- 169HP
- VHP Plus - Gear 5F, Net
- 174HP
- VHP Plus - Gear 6F, Net
- 179HP
- VHP Plus - Gear 7F, Net
- 184HP
- VHP Plus - Gear 8F, Net
- 189HP
- Displacement
- 428in³
- Number of Cylinders
- 6
- Derating Altitude
- 10000ft
- High Ambient - Fan Speed - Maximum
- 1,350 rpm
- High Ambient - Fan Speed - Minimum
- 500 rpm
- High - Ambient Capability
- 122°F
Weights
- Operating Weight - Typically Equipped
- 41859lb
- Gross Vehicle Weight - Maximum - Rear Axle
- 33312lb
- Gross Vehicle Weight - Base - Front Axle
- 9777lb
- Gross Vehicle Weight - Base - Rear Axle
- 27438lb
- Gross Vehicle Weight - Maximum - Total
- 48987lb
- Operating Weight - Typically Equipped - Total
- 41859lb
- Operating Weight - Typically Equipped - Rear Axle
- 30244lb
- Operating Weight - Typically Equipped - Front Axle
- 11614lb
- Gross Vehicle Weight - Maximum - Front Axle
- 15675lb
- Gross Vehicle Weight - Base - Total
- 37214lb
Moldboard
- Blade Width
- 12ft
- Moldboard - Height
- 24in
- Moldboard - Thickness
- 0.87in
- Arc Radius
- 16.3in
- Throat Clearance
- 4.9in
- Cutting Edge Width
- 6in
- Cutting Edge Thickness
- 0.6in
- End Bit - Width
- 6in
- End Bit - Thickness
- 0.6in
- Blade Pull - Base GVW
- 23737lb
- Blade Pull - Maximum GVW
- 44088lb
- Blade Down Pressure - Base GVW
- 15030lb
- Blade Down Pressure - Maximum GVW
- 27235lb
Operating Specifications
- Top Speed - Forward
- 28.4mile/h
- Top Speed - Reverse
- 22.4mile/h
- Turning Radius - Outside Front Tires
- 24.3ft
- Steering Range - Left/Right
- 47.5°
- Articulation Angle - Left/Right
- 20°
- Forward - 1st
- 2.5mile/h
- Forward - 2nd
- 3.4mile/h
- Forward - 3rd
- 4.9mile/h
- Forward - 4th
- 6.7mile/h
- Forward - 5th
- 10.4mile/h
- Forward - 6th
- 14.2mile/h
- Forward - 7th
- 19.5mile/h
- Forward - 8th
- 28.4mile/h
- Reverse - 1st
- 1.9mile/h
- Reverse - 2nd
- 3.9mile/h
- Reverse - 3rd
- 5.3mile/h
- Reverse - 4th
- 8.2mile/h
- Reverse - 5th
- 15.4mile/h
- Reverse - 6th
- 22.4mile/h
Service Refill
- Fuel Capacity
- 100gal (US)
- Cooling System
- 12.9gal (US)
- Hydraulic System - Tank
- 16.9gal (US)
- Engine Oil
- 7.9gal (US)
- Transmission - Differential - Final Drives
- 16.5gal (US)
- Tandem Housing - Each
- 15.6gal (US)
- Front Wheel Spindle Bearing Housing
- 0.13gal (US)
- Circle Drive Housing
- 1.8gal (US)
Power Train
- Forward/Reverse Gears
- 8 Forward/6 Reverse
- Transmission
- Direct Drive, Powershift
- Brakes - Service
- Multiple Oil Disc
- Brakes - Service - Surface Area
- 3565in²
- Brakes - Parking
- Multiple Oil Disc
- Brakes - Secondary
- Dual Circuit
Hydraulic System
- Circuit Type
- Parallel
- Pump Type
- Variable Piston
- Pump Output
- 55.7gal/min
- Maximum System Pressure
- 3500psi
- Reservoir Tank Capacity
- 15.85gal (US)
- Standby Pressure
- 609psi
Frame
- Drawbar - Width
- 3in
- Circle - Diameter
- 60.2in
- Circle - Blade Beam Thickness
- 1.4in
- Drawbar - Height
- 6in
- Front Frame Structure - Height
- 11in
- Front Frame Structure - Width
- 8in
- Drawbar - Thickness
- 0.4in
- Front-Top/Bottom Plate - Width
- 10in
- Front-Top/Bottom Plate - Thickness
- 0.87in
- Front Axle - Height to Center
- 22.5in
- Front Axle - Wheel Lean - Left/Right
- 18°
- Front Axle - Total Oscillation per Side
- 32°
Blade Range
- Circle Centershift - Right
- 25.8in
- Circle Centershift - Left
- 25.8in
- Moldboard Sideshift - Right
- 26in
- Moldboard Sideshift - Left
- 20.1in
- Maximum Blade Position Angle
- 90°
- Blade Tip Range - Forward
- 40°
- Blade Tip Range - Backward
- 5°
- Maximum Lift Above Ground
- 16.8in
- Maximum Depth of Cut
- 28.3in
- Maximum Shoulder Reach Outside of Tires - Right
- 75in
- Maximum Shoulder Reach Outside of Tires - Left
- 68.6in
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.
Scarifier
- Mid, V-Type - Working Width
- 46.6in
- Mid, V-Type - Scarifying Depth, Maximum
- 11.5in
- Mid, V-Type - Scarifier Shank Holder Spacing
- 4.6in
- Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holder Spacing
- 4.6in
- Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holders
- 5/11
- Front, V-Type, 5 or 11 Tooth - Scarifying Depth, Maximum
- 18.4in
- Front, V-Type, 5 or 11 Tooth - Working Width
- 40.6in
- Front, V-Type - Working Width
- 47.4in
- Mid, Straight - Ripping Depth, Maximum
- 12.5in
- Mid, Straight - Scarifier Shank Holder Spacing
- 4.4in
- Mid, Straight - Scarifier Shank Holders
- 17
- Mid, Straight - Scarifying Depth, Maximum
- 16.8in
- Mid, Straight - Working Width
- 71in
- Mid, V-Type - Scarifier Shank Holders
- 11
Ripper
- Ripper Shank Holder Spacing
- 21in
- Ripping Depth - Maximum
- 8.9in
- Ripper Shank Holders
- 5
- Penetration Force
- 17692lb
- Pry-Out Force
- 5660lb
- Machine Length Increase, Beam Raised
- 41.5in
Standards
- Brakes
- ISO 3450
- ROPS/FOPS
- ISO 3471/ISO 3449
- Sound
- ISO 6394; ISO 6395
- Steering
- ISO 5010
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
- -0.8in
- 17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Length Front Tire to Rear of Machine Dimension 6
- -0.6in
- 17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Width to Tire Centerline Dimension 11
- 4.1in
- 17.5 R25 Tire (14x25 Rim) Dimension Adjustments - Width to Tire Front/Rear Tires Dimensions 12, 13
- 7.6in
- Note
- Dimension changes may vary by brand/type and inflation of tires.
Tandems
- Height
- 19.8in
- Width
- 6.8in
- Sidewall Thickness - Inner
- 0.5in
- Sidewall Thickness - Outer
- 0.6in
- Drive Chain Pitch
- 1.8in
- Wheel Axle Spacing
- 59.5in
- Tandem Oscillation - Front Up
- 15°
- Tandem Oscillation - Front Down
- 25°