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Ziegler CAT

12M3/12M3 AWD Motor Grader

Cat® 12M3 AWD delivers best-in-class updates to optimize performance. It brings the latest emissions control technology, unparalleled visibility, engine and control technology and a pedigree that ensures peak grading performance and durability.

Brand: Caterpillar

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  • Advanced Control Joysticks | Cat® Motor Graders
  • Cat® M Series Motor Graders | Integrated Technologies

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Specifications

  • Engine
    SpecValue
    Base Power (1st Gear) - Net 179 HP
    Engine Model Cat® C9.3
    Bore 4.5 in
    Stroke 5.9 in
    Speed at Rated Power 2,000 rpm
    Standard Capability 109 °F
    Maximum Torque - VHP Plus 840 lb/ft
    VHP Plus - Gear - Net Power - Reverse 3rd-6th 200 HP
    VHP Plus - Gear - Net Power - Forward 2nd 189 HP
    VHP Plus - Gear - Net Power - Forward 5th 215 HP
    VHP Plus - Gear - Net Power - Forward 3rd 200 HP
    VHP Plus - Gear - Net Power - Forward 8th 231 HP
    Torque Rise 38%
    VHP Plus - Gear - Net Power - Reverse 2nd 189 HP
    VHP Plus - Gear - Net Power - Forward 1st 179 HP
    VHP Plus - Gear - Net Power - Forward 6th 220 HP
    VHP Plus - Gear - Net Power - Reverse 1st 179 HP
    VHP Plus Range - Net 133-172 kW (179-231 hp)
    Emissions U.S. EPA Tier 4 Final/EU Stage V
    VHP Plus - Gear - Net Power - Forward 7th 225 HP
    VHP Plus Range - Net - Metric 133-172 kW (181-234 hp)
    VHP Plus - Gear - Net Power - Forward 4th 210 HP
    Base Power (1st Gear) - Net - Metric 181 HP
    High Ambient - Fan Speed - Standard 1,400 rpm
    Displacement 567.5 in³
    Number of Cylinders 6
    Derating Altitude 10000 ft
    High Ambient - Fan Speed - Maximum 1,550 rpm
    High Ambient - Fan Speed - Minimum 500 rpm
    High - Ambient Capability 122 °F
  • Power Train
    SpecValue
    Forward/Reverse Gears 8 Forward/6 Reverse
    Transmission APECS, 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
    SpecValue
    Circuit Type Parallel
    Pump Type Variable Piston
    Pump Output 55.7 gal/min
    Maximum System Pressure 3500 psi
    Reservoir Tank Capacity 16.9 gal (US)
    Standby Pressure 885 psi
  • Operating Specifications
    SpecValue
    Top Speed - Forward 29 mile/h
    Top Speed - Reverse 23 mile/h
    Turning Radius - Outside Front Tires 25.59 ft
    Steering Range - Left/Right 50°
    Articulation Angle - Left/Right 20°
    Forward - 1st 2.5 mile/h
    Forward - 2nd 3.4 mile/h
    Forward - 3rd 5 mile/h
    Forward - 4th 6.9 mile/h
    Forward - 5th 10.6 mile/h
    Forward - 6th 14.5 mile/h
    Forward - 7th 19.9 mile/h
    Forward - 8th 29 mile/h
    Reverse - 1st 2 mile/h
    Reverse - 2nd 3.7 mile/h
    Reverse - 3rd 5.4 mile/h
    Reverse - 4th 8.4 mile/h
    Reverse - 5th 15.7 mile/h
    Reverse - 6th 23 mile/h
  • Service Refill
    SpecValue
    Fuel Capacity 104 gal (US)
    Cooling System 15 gal (US)
    Hydraulic System - Total 26.4 gal (US)
    Hydraulic System - Tank 16.9 gal (US)
    Diesel Exhaust Fluid 5.8 gal (US)
    Transmission - Differential - Final Drives 18.5 gal (US)
    Engine Oil 7.9 gal (US)
    Tandem Housing - Each 20 gal (US)
    Front Wheel Spindle Bearing Housing 0.13 gal (US)
    Circle Drive Housing 1.8 gal (US)
  • Frame
    SpecValue
    Drawbar - Width 3 in
    Circle - Diameter 60.2 in
    Circle - Blade Beam Thickness 1.6 in
    Drawbar - Height 6 in
    Front Frame Structure - Height 12.6 in
    Circle - Height 5.4 in
    Front Frame Structure - Width 12 in
    Drawbar - Thickness 0.5 in
    Front-Top/Bottom Plate - Width 12 in
    Front-Top/Bottom Plate - Thickness 0.87 in
    Front Axle - Height to Center 23.5 in
    Front Axle - Wheel Lean - Left/Right 18°
    Front Axle - Total Oscillation per Side 32°
  • Tandems
    SpecValue
    Height 19.9 in
    Width 7.9 in
    Sidewall Thickness - Inner 0.63 in
    Sidewall Thickness - Outer 0.71 in
    Drive Chain Pitch 2 in
    Wheel Axle Spacing 60 in
    Tandem Oscillation - Front Up 15°
    Tandem Oscillation - Front Down 25°
  • Moldboard
    SpecValue
    Blade Width 12 ft
    Moldboard - Height 24 in
    Moldboard - Thickness 0.87 in
    Arc Radius 16.3 in
    Throat Clearance 6.5 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 25269 lb
    Blade Pull - Maximum GVW 34262 lb
    Blade Down Pressure - Base GVW 16038 lb
    Blade Down Pressure - Maximum GVW 29309 lb
    Moldboard - Blade Width 12 ft
  • Blade Range
    SpecValue
    Circle Centershift - Right 28.7 in
    Circle Centershift - Left 27.4 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 77.9 in
    Maximum Shoulder Reach Outside of Tires - Left 70.5 in
    Maximum Lift Above Ground 18.9 in
    Maximum Depth of Cut 28.1 in
  • Ripper
    SpecValue
    Ripping Depth - Maximum 16.8 in
    Ripper Shank Holder Spacing 21 in
    Ripper Shank Holders 5
    Penetration Force 20812 lb
    Pry-Out Force 27794 lb
    Machine Length Increase, Beam Raised 40.6 in
  • Scarifier
    SpecValue
    Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holder Spacing 4.6 in
    Front, V-Type, 5 or 11 Tooth - Scarifying Depth, Maximum 18.4 in
    Mid, V-Type - Scarifier Shank Holders 11
    Rear - Scarifying Depth, Maximum 16.8 in
    Front, V-Type, 5 or 11 Tooth - Working Width 40.6 in
    Front, V-Type - Working Width 47.4 in
    Mid, V-Type - Working Width 46.6 in
    Mid, V-Type - Scarifying Depth, Maximum 11.5 in
    Mid, V-Type - Scarifier Shank Holder Spacing 4.6 in
    Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holders 5/11
    Rear - Working Width 84 in
    Rear - Scarifier Shank Holders 9
    Rear - Scarifier Shank Holder Spacing 10.5 in
  • Weights
    SpecValue
    Operating Weight - Typically Equipped 42647 lb
    Gross Vehicle Weight - Maximum - Front Axle 17075 lb
    Gross Vehicle Weight - Maximum - Rear Axle 38069 lb
    Operating Weight - Typically Equipped - Front Axle 12055 lb
    Operating Weight - Typically Equipped - Rear Axle 30592 lb
    Gross Vehicle Weight - Base - Front Axle 9343 lb
    Gross Vehicle Weight - Base - Rear Axle 28077 lb
    Gross Vehicle Weight - Maximum - Total 55144 lb
    Gross Vehicle Weight - Base - Total 37420 lb
    Operating Weight - Typically Equipped - Total 42647 lb
  • Dimensions
    SpecValue
    Height - Top of Cab 130 in
    Length - Counterweight to Ripper 399 in
    Width - Outside Front Tires 98.9 in
    Length - Front Axle to Mid Tandem 241 in
    Length - Front Tire to Rear of Machine 351 in
    Length - Front Axle to Moldboard 100 in
    Length - Between Tandem Axles 60 in
    Width - Outside Rear Tires 98.9 in
    Width - Tire Center Lines 84.3 in
    Height - Front Axle Center 23.5 in
    Height - Exhaust Stack 128 in
    Height - Top of Cylinders 120 in
    Ground Clearance - Rear Axle 13.3 in
  • Standards
    SpecValue
    Brakes ISO 3450
    Sound ISO 6394; ISO 6395
    Steering ISO 5010
    ROPS/FOPS ISO 3471/ISO 3499