12M Motor Grader
The 12M delivers multiple technological breakthroughs to give you the best return on your investment.
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Product Specs
Engine
- Base Power (1st Gear) - Net
- 158 mm H2O
- Engine Model
- Cat® C6.6 ACERT™ VHP
- Engine Model
- Cat® C6.6 ACERT™ VHP
- Bore
- 4.13 in
- Bore
- 4.13 in
- Stroke
- 4.92 in
- Stroke
- 4.92 in
- Speed at Rated Power
- 2000 RPM
- Base Power (All Gears) - Net
- 158 mm H2O
- Maximum Torque
- 690 lb/ft
- VHP Plus Range - Net
- 118-144 kW (158-193 hp)
- VHP Range - Net
- 118 -129 kW (158-173 hp)
- Base Power (all gears) - Net
- 158.0 hp
- Maximum Torque
- 690.0 lb ft
- Torque Rise - VHP Plus
- 40%
- VHP Plus Range - Net
- 118-144 kW (158-193 hp)
- VHP Range - Net
- 118 -129 kW (158-173 hp)
- Displacement
- 403 in³
- Displacement
- 403.0 in3
- Number of Cylinders
- 6
- Number of Cylinders
- 6
- Derating Altitude
- 11500 ft
- Derating Altitude
- 11500.0 ft
- Standard - Fan Speed - Maximum
- 1150 RPM
- Standard - Fan Speed - Maximum
- 1150 RPM
- Standard - Fan Speed - Minimum
- 550 RPM
- Standard - Fan Speed - Minimum
- 550 RPM
- Standard - Ambient Capability
- 109.0 ° F
- Standard - Ambient Capability
- 109 °F
- High Ambient - Fan Speed - Maximum
- 1650 RPM
- High Ambient - Fan Speed - Minimum
- 550 RPM
- High - Ambient Capability
- 122 °F
Moldboard
- Blade Width
- 12 ft
- Moldboard - Height
- 24 in
- Moldboard - Height
- 24.0 in
- Moldboard - Thickness
- 0.87 in
- Moldboard - Thickness
- 0.87 in
- Arc Radius
- 16.3 in
- Throat Clearance
- 4.88 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
- 20830 lb
- Blade Pull - Base GVW
- 20830.0 lb
- Blade Pull - Maximum GVW
- 25862 lb
- Blade Pull - Maximum GVW
- 25862.0 lb
- Blade Down Pressure - Base GVW
- 17566 lb
- Blade Down Pressure - Base GVW
- 17566.0 lb
- Blade Down Pressure - Maximum GVW
- 28254 lb
- Blade Down Pressure - Max GVW
- 28254.0 lb
Weights
- Gross Vehicle Weight - Maximum - Front Axle
- 15954 lb
- Gross Vehicle Weight - Maximum - Front Axle
- 15954.0 lb
- Gross Vehicle Weight - Maximum - Rear Axle
- 48736 lb
- Gross Vehicle Weight - Maximum - Rear Axle
- 48736.0 lb
- Gross Vehicle Weight - Base - Front Axle
- 9919 lb
- Gross Vehicle Weight - Base - Front Axle
- 9919.0 lb
- Gross Vehicle Weight - Base - Rear Axle
- 23145 lb
- Gross Vehicle Weight - Base - Rear Axle
- 23145.0 lb
- Gross Vehicle Weight - Maximum - Total
- 44690 lb
- Gross Vehicle Weight - Maximum - Total
- 44690.0 lb
- Gross Vehicle Weight - Base - Total
- 33064 lb
- Gross Vehicle Weight - Base - Total
- 33064.0 lb
Operating Specifications
- Top Speed - Forward
- 27.7 mile/h
- Top Speed - Reverse
- 23.5 mile/h
- Turning Radius - Outside Front Tires
- 24.5 ft
- Steering Range - Left/Right
- 47.5°
- Articulation Angle - Left/Right
- 20°
- Forward - 1st
- 2.4 mile/h
- Forward - 2nd
- 3.3 mile/h
- Forward - 3rd
- 4.75 mile/h
- Forward - 4th
- 6.5 mile/h
- Forward - 5th
- 10.2 mile/h
- Forward - 6th
- 13.8 mile/h
- Forward - 7th
- 19 mile/h
- Forward - 8th
- 27.7 mile/h
- Reverse - 1st
- 2 mile/h
- Reverse - 2nd
- 3.8 mile/h
- Reverse - 3rd
- 5.6 mile/h
- Reverse - 4th
- 8.6 mile/h
- Reverse - 5th
- 16.1 mile/h
- Reverse - 6th
- 23.5 mile/h
Service Refill
- Fuel Capacity
- 90 gal (US)
- Cooling System
- 10.4 gal (US)
- Hydraulic System - Tank
- 16 gal (US)
- Engine Oil
- 4.1 gal (US)
- Transmission - Differential - Final Drives
- 13.2 gal (US)
- Transmission/Differential/Final Drives
- 13.2 gal
- Tandem Housing - Each
- 16.9 gal (US)
- Front Wheel Spindle Bearing Housing
- 0.1 gal (US)
- Circle Drive Housing
- 1.8 gal (US)
Power Train
- Forward/Reverse Gears
- 8 Fwd / 6 Rev
- Transmission
- Direct drive, power shift, countershaft
- Brakes - Service
- Multiple oil-disc
- Brakes - Service - Surface Area
- 3565 in²
- Brakes - Service, Surface Area
- 3565.0 in2
- Brakes - Parking
- Multiple oil disc
- Brakes - Secondary
- Dual circuit control system
Hydraulic System
- Circuit Type
- Electro-hydraulic closed center, load sensing,
- Pump Type
- Variable piston
- Pump Output
- 51 gal/min
- Pump Output
- 51.0 gal/min
- Maximum System Pressure
- 3500 psi
- Standby Pressure
- 450 psi
- Standby Pressure
- 450.0 psi
Frame
- Drawbar - Width
- 3 in
- Circle - Diameter
- 60.2 in
- Circle - Blade Beam Thickness
- 1.4 in
- Drawbar - Height
- 6 in
- Front Frame Structure - Thickness
- 0.63 in
- Front Frame Structure - Height
- 10 in
- Front Frame Structure - Thickness
- 0.63 in
- Front Frame Structure - Width
- 10 in
- Drawbar - Thickness
- 0.4 in
- Drawbar - Thickness
- 0.4 in
- Drawbar - Yoke Bar Thickness
- 0.75 in
- Front Axle - Height to Center
- 22.5 in
- Front Axle - Wheel Lean, Left/Right
- 18°
- Front Axle - Wheel Lean - Left/Right
- 18°
- Front Axle - Total Oscillation per Side
- 32°
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 Shoulder Reach Outside of Tires - Right
- 75 in
- Maximum Shoulder Reach Outside of Tires - Left
- 68.6 in
- Maximum Lift Above Ground
- 16.8 in
- Maximum Depth of Cut
- 28.3 in
Standards
- Brakes
- ISO 3450:1996
- ROPS/FOPS
- ISO 3471:1992 / ISO 3449:1992
- Sound
- ISO 6394:1998 / ISO 6395:1988
- Steering
- ISO 5010:1992
Scarifier
- 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
- 47.4 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
- Mid, Straight - Scarifier Shank Holder Spacing
- 4.4 in
- Mid, Straight - Scarifier Shank Holders
- 17
- Mid, Straight - Scarifying Depth, Maximum
- 12.5 in
- Mid, Straight - Working Width
- 71 in
- Rear - Scarifying Depth, Maximum
- 10.5 in
- Mid, V-Type - Scarifier Shank Holder Spacing
- 4.6 in
- Mid, V-Type - Scarifying Depth, Maximum
- 11.5 in
- Mid, V-Type - Working Width
- 46.6 in
- Rear - Scarifying Depth, Maximum
- 10.5 in
- Rear - Working Width
- 91.0 in
- Rear - Working Width
- 91 in
- Rear - Scarifier Shank Holders
- 9
- Rear - Scarifier Shank Holder Spacing
- 10.5 in
- Rear - Scarifier Shank Holder Spacing
- 10.5 in
Ripper
- Penetration Force
- 18911 lb
- Pry-Out Force
- 25972 lb
- Machine Length Increase, Beam Raised
- 39.2 in
Tandems
- Height
- 19.76 in
- Width
- 6.76 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°
Dimensions
- Height - Top of Cab
- 129 in
- Height - Top of Cab
- 129.0 in
- Length - Counterweight to Ripper
- 389.3 in
- Length - counterweight to ripper
- 389.3 in
- Width - Outside Front Tires
- 97.7 in
- Width - Outside Front Tires
- 97.7 in
- Length - Front Axle to Mid Tandem
- 232.8 in
- Length - Front Axle to Mid Tandem
- 232.8 in
- Length - Front Tire to Rear of Machine
- 334.1 in
- Length - Front Tire to Rear of Machine
- 334.1 in
- Length - Front Axle to Moldboard
- 98.85 in
- Length - Front Axle to Moldboard
- 98.85 in
- Length - Between Tandem Axles
- 59.5 in
- Length - Between Tandem Axles
- 59.5 in
- Width - Outside Rear Tires
- 97.7 in
- Width - Outside Rear Tires
- 97.7 in
- Width - Tire Center Lines
- 84.1 in
- Width - Tire Center Lines
- 84.1 in
- Height - Front Axle Center
- 22.5 in
- Height - Front Axle Center
- 22.5 in
- Height - Exhaust Stack
- 112.4 in
- Height to Exhaust Stack
- 112.4 in
- Height - Top of Cylinders
- 113.7 in
- Height to Top of Cylinders
- 113.7 in
- Ground Clearance - Rear Axle
- 13.6 in
- Ground Clearance at Rear Axle
- 13.6 in
Standard Equipment
-
- Operator Environment
-
- Air Conditioner with heater
- Arm and wrist rest, 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 cluster - articulation, engine coolant temp,
- Gauge, machine level
- Hour meter, digital
- Joystick hydraulic controls
- 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
- Seat belt, retractable 76 mm (3 in)
- Seat, cloth-covered, comfort suspension
- Storage area for cooler/lunchbox
- Throttle control, electronic
- Windows, laminated glass:
-
- Electrical
-
- Alarm, back up
- Alternator, 80 ampere, sealed
- Batteries, maintenance free, heavy duty 1125 CCA
- Breaker panel, ground accessible
- Electrical system, 24V
- Grade Control Ready - Cab harness, software,
- Lights, reversing
- Lights, roading, roof-mounted
- Lights, stop and tail, LED
- Product Link Ready
- Starter, electric
-
- Power Train
-
- Air cleaner, dual stage, dry type, automatic dust ejector,
- Air-to-air after cooler (ATAAC)
- Belt, serpentine, automatic tensioner
- Brakes, four-wheel hydraulic
- Differential, lock / unlock
- Drain, engine oil, ecology
- Electronic over speed protection
- Engine, Cat® C6.6 with ACERT™ Technology
- Fuel-water separator
- Hydraulic demand fan
- Muffler, under hood
- Parking brake - multi-disc, sealed, oil-cooled
- Priming pump, fuel
- Rear axle, modular
- Sediment drain, fuel tank
- Transmission, 8F/6R, power shift, direct drive
- VHP (Variable Horsepower)
-
- Other Standard Equipment
-
- Brake accumulators, dual certified
- Bumper, rear, integrated with hitch
- CD ROM Parts Book
- Clutch, circle drive slip
- Cutting edges
- Doors (3), engine compartment, locking
- Drawbar - 6 shoe with replaceable wear strips
- Endbits
- Extended Life Coolant to -35° C (-30° F)
- Fluid check, ground level
- Frame, articulated, with safety lock
- Fuel tank, ground level access
- Ground level engine shutdown
- Hammer (emergency exit)
- Horn, electric
- Hydraulics, base 8 implement controls
- Hydraulics, load-sensing
- Lockout, hydraulic implement for roading
- Moldboard
- Mounting, cab roof accessories
- Paint, glare reducing - top of front frame
- Pump, hydraulic, high capacity (98 cc/6 in3)
- Radiator cleanout access
- Secondary steering
- Serviceability, LH side
- SOSSM ports: engine, hydraulic, transmission, coolant, fuel
- Tandem walkway/guards
- Tool box
- Tow hitch
-
- Tires, Rims, & Wheels
-
- Partial allowance for tires and multi-piece rims
Attachments
-
- Electrical Kg Lb
-
- Alternator, 150 ampere 2 5
- Batteries:
- Converter, communication (CB) 5 11
- Lights:
-
- Guards
-
- covers, screen 4 9
- debris 9 20
- Transmission Sides/Sound
- transmission 141 310
-
- Operator Environment
-
- Fan, defroster, rear window 2 4
- Mirrors, outside:
- Precleaner, HVAC 5 10
- Seat, air suspension, cloth 2 5
- Shade, sun 2 5
- Wiper, each side 0 1
- Wiper/washer, rear 0 1
-
- Power Train
-
- Engine, variable horsepower plus (VHP Plus)
- Precleaner, Sy-Klone 9 20
- Transmission, autoshift 2 5
-
- Other Attachments Kg Lb
-
- AccuGrade ARO 39 85
- Accumulators, blade lift 77 170
- AutoLube, Lincoln 23 50
- AutoLube, Lincoln, ripper enhancement 5 10
- Camera, rearview 9 20
- Caterpillar Product Link 321SR 5 10
- Compressor/tank, Air 23 50
- Fenders, front, AWD 56 124
- Fenders, rear 119 262
- Heater, engine coolant:
- Hydraulic arrangements with one or more additional
- Security system 2 5
- Snow wing mounting, frame ready 91 200
- Starting aid, Ether .5 1
-
- Work Tools / G.e.t.
-
- Blade extension, 610 mm (2 ft)
- Cutting Edges, curved 43 95
- Endbits, overlay 24 52
- Front lift group, mechanical 680 1500
- Front lift group, hydraulic 680 1500
- Grader bit, narrow and super penetration 181 400
- Mid Mount Scarifier 939 2071
- Moldboard
- Push plate, counterweight 907 2000
- Ripper, rear 962 2120
- Ripper tooth 28 61
- Scarifier, Tooth 69 152
-
- Machine Arrangements
-
- European Arrangement
- Roading Arrangement
- Snow Arrangement
- Canadian Arrangement