12M3 AWD Motor Grader

12M3 AWD Motor Grader

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The 12M3 AWD gives you the muscle you need for everyday jobs, and helps you get more done in ground conditions where traction can be a challenge. M Series 3 Motor Graders meet U.S. EPA Tier 4 Final/EU Stage IV emission standards.

Engine

Base Power (1st gear) - Net
179.0 hp
Engine Model
Cat® C9.3 ACERT™
Bore
4.5 in
Stroke
5.9 in
Speed @ Rated Power
2,000 rpm
AWD Off: Gear - Net Power - Forward - 1st
189.0 hp
AWD Off: Gear - Net Power - Forward - 2nd
200.0 hp
AWD Off: Gear - Net Power - Forward - 3rd
210.0 hp
AWD Off: Gear - Net Power - Forward - 4th
215.0 hp
AWD Off: Gear - Net Power - Forward - 5th
220.0 hp
AWD Off: Gear - Net Power - Forward - 6th
225.0 hp
AWD Off: Gear - Net Power - Forward - 7th
231.0 hp
AWD Off: Gear - Net Power - Forward - 8th
231.0 hp
AWD Off: Gear - Net Power - Reverse - 1st
179.0 hp
AWD Off: Gear - Net Power - Reverse - 2nd
189.0 hp
AWD Off: Gear - Net Power - Reverse - 3rd-6th
200.0 hp
AWD On: Gear - Net Power - Forward - 1st
200.0 hp
AWD On: Gear - Net Power - Forward - 2nd
220.0 hp
AWD On: Gear - Net Power - Forward - 3rd
225.0 hp
AWD On: Gear - Net Power - Forward - 4th
231.0 hp
AWD On: Gear - Net Power - Forward - 5th
252.0 hp
AWD On: Gear - Net Power - Forward - 6th
252.0 hp
AWD On: Gear - Net Power - Forward - 7th
252.0 hp
AWD On: Gear - Net Power - Forward - 8th
252.0 hp
AWD On: Gear - Net Power - Reverse - 1st
179.0 hp
AWD On: Gear - Net Power - Reverse - 2nd
189.0 hp
AWD On: Gear - Net Power - Reverse - 3rd-6th
200.0 hp
AWD Range - Net
141-188 kW (189-252 hp)
AWD Range - Net (Metric)
141-188 kW (192-255 hp)
Base Power (1st gear) - Net (Metric)
181.0 hp
Emissions
U.S. EPA Tier 4 Final/EU Stage IV
High Ambient - Fan Speed - Standard
1,400 rpm
Maximum Torque (AWD on)
920.0 lb ft
Maximum Torque (VHP Plus)
840.0 lb ft
Standard Capability
109.0 ° F
Torque Rise
38%
VHP Plus Range - Net
133-172 kW (179-231 hp)
VHP Plus Range - Net (Metric)
133-172 kW (181-234 hp)
VHP Plus: Gear - Net Power - Forward - 1st
179.0 hp
VHP Plus: Gear - Net Power - Forward - 2nd
189.0 hp
VHP Plus: Gear - Net Power - Forward - 3rd
200.0 hp
VHP Plus: Gear - Net Power - Forward - 4th
210.0 hp
VHP Plus: Gear - Net Power - Forward - 5th
215.0 hp
VHP Plus: Gear - Net Power - Forward - 6th
220.0 hp
VHP Plus: Gear - Net Power - Forward - 7th
225.0 hp
VHP Plus: Gear - Net Power - Forward - 8th
231.0 hp
VHP Plus: Gear - Net Power - Reverse - 1st
179.0 hp
VHP Plus: Gear - Net Power - Reverse - 2nd
189.0 hp
VHP Plus: Gear - Net Power - Reverse - 3rd-6th
200.0 hp
Displacement
567.5 in3
Number of Cylinders
6
Derating Altitude
10000.0 ft
High Ambient - Fan Speed - Maximum
1,550 rpm
High Ambient - Fan Speed - Minimum
500 rpm
High Ambient Capability
122.0 ° F

Power Train

Forward/Reverse Gears
8 Forward/6 Reverse
Transmission
APECS, Direct Drive, Powershift
Brakes - Service
Multiple Oil Disc
Brakes - Service, Surface Area
3565.0 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
3500.0 psi
Reservoir Tank Capacity
16.9 gal
Standby Pressure
885.0 psi

Operating Specifications

Top Speed - Forward
29.0 mph
Top Speed - Reverse
23.0 mph
Turning Radius, Outside Front Tires
25.59 ft
Steering Range - Left/Right
50°
Articulation Angle - Left/Right
20°
Forward - 1st
2.5 mph
Forward - 2nd
3.4 mph
Forward - 3rd
5.0 mph
Forward - 4th
6.9 mph
Forward - 5th
10.6 mph
Forward - 6th
14.5 mph
Forward - 7th
19.9 mph
Forward - 8th
29.0 mph
Reverse - 1st
2.0 mph
Reverse - 2nd
3.7 mph
Reverse - 3rd
5.4 mph
Reverse - 4th
8.4 mph
Reverse - 5th
15.7 mph
Reverse - 6th
23.0 mph

Service Refill

Fuel Capacity
104.0 gal
Cooling System
15.0 gal
Hydraulic System - Total
26.4 gal
Hydraulic System - Tank
16.9 gal
Diesel Exhaust Fluid
5.8 gal
Trans./Diff./Final Drives
18.5 gal
Engine Oil
7.9 gal
Tandem Housing (each)
20.0 gal
Front Wheel Spindle Bearing Housing
0.13 gal
Circle Drive Housing
1.8 gal

Frame

Drawbar - Width
3.0 in
Circle - Diameter
60.2 in
Circle - Blade Beam Thickness
1.6 in
Drawbar - Height
6.0 in
Circle - Height
5.4 in
Front Frame Structure - Height
12.6 in
Front Frame Structure - Width
12.0 in
Drawbar - Thickness
0.5 in
Front-Top/Bottom Plate - Width
12.0 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

Height
19.9 in
Width
7.9 in
Sidewall Thickness - Inner
0.63 in
Sidewall Thickness - Outer
0.71 in
Drive Chain Pitch
2.0 in
Wheel Axle Spacing
60.0 in
Tandem Oscillation - Front Up
15°
Tandem Oscillation - Front Down
25°

Moldboard

Blade Width
12.0 ft
Moldboard - Height
24.0 in
Moldboard - Thickness
0.87 in
Arc Radius
16.3 in
Throat Clearance
6.5 in
Cutting Edge - Width
6.0 in
Cutting Edge - Thickness
0.6 in
End Bit - Width
6.0 in
End Bit - Thickness
0.6 in
Blade Pull - Base GVW (AWD)
35649.0 lb
Blade Pull - Maximum GVW (AWD)
49630.0 lb
Blade Down Pressure - Base GVW (AWD)
17970.0 lb
Blade Down Pressure - Maximum GVW (AWD)
29309.0 lb
Moldboard - Blade Width
12.0 ft

Blade Range

Circle Centershift - Right
28.7 in
Circle Centershift - Left
27.4 in
Moldboard Sideshift - Right
26.0 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
18.9 in
Maximum Depth of Cut
28.1 in
Maximum Shoulder Reach Outside of Tires - Right
77.9 in
Maximum Shoulder Reach Outside of Tires - Left
70.5 in

Ripper

Ripper Shank Holder Spacing
21.0 in
Ripping Depth - Maximum
16.8 in
Ripper Shank Holders
5
Penetration Force
20812.0 lb
Pryout Force
27794.0 lb
Machine Length Increase, Beam Raised
40.6 in

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
40.6 in
Front, V-Type: 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
Rear - Scarifying Depth, Maximum
16.8 in
Rear - Working Width
84.0 in
Rear - Scarifier Shank Holders
9
Rear - Scarifier Shank Holder Spacing
10.5 in

Weights

Operating Weight - Typically Equipped
44614.0 lb

Weights - AWD

Gross Vehicle Weight - Base - Front Axle
10469.0 lb
Gross Vehicle Weight - Base - Rear Axle
29140.0 lb
Gross Vehicle Weight - Base - Total
39609.0 lb
Gross Vehicle Weight - Maximum - Front Axle
17075.0 lb
Gross Vehicle Weight - Maximum - Rear Axle
38069.0 lb
Gross Vehicle Weight - Maximum - Total
55144.0 lb
Operating Weight, Typically Equipped - Front Axle
13107.0 lb
Operating Weight, Typically Equipped - Rear Axle
31507.0 lb
Operating Weight, Typically Equipped - Total
44614.0 lb

Dimensions

Height - Top of Cab
130.0 in
Length - Counterweight to Ripper
399.0 in
Width - Outside Front Tires
98.9 in
Length - Front Axle to Mid Tandem
241.0 in
Length - Front Tire to Rear of Machine
351.0 in
Length - Front Axle to Moldboard
100.0 in
Length - Between Tandem Axles
60.0 in
Width - Outside Rear Tires
98.9 in
Width - Tire Center Lines
84.3 in
Height - Front Axle Center
23.5 in
Height to Exhaust Stack
128.0 in
Height to Top of Cylinders
120.0 in
Ground Clearance at Rear Axle
13.3 in

Standards

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