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Caterpillar 12M Motor Grader Dimensions & Specs

Picture of a Caterpillar 12M Motor Grader
Picture of a Caterpillar 12M Motor Grader
Picture of a Caterpillar 12M Motor Grader

Transport a Caterpillar 12M Motor Grader

Transporting a Caterpillar 12M Motor Grader is a process that involves multiple steps, each requiring careful attention and expertise. First, the Caterpillar 12M Motor Grader is prepared for transport, which may involve disassembling larger components and securing fragile parts.During the loading phase, special equipment like forklifts or cranes may be used

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Dimensions

Dimensions
AOverall Length
27.85 ft in
BWidth Over Tires
8.14 ft in
DWheelbase
19.4 ft in
ERear Ground Clearance
1.13 ft in
GTandem Axle Wheelbase
4.96 ft in
FFront Ground Clearance
1.87 ft in
HBlade Base
8.24 ft in
Height To Top Of Isomount Cab
10.75 ft in
Length - Between Tandem Axles
59.5 in
Length - Counterweight To Ripper
389.3 in
Length - Front Axle To Mid Tandem
232.8 in
Length - Front Axle To Moldboard
98.85 in
Length - Front Tire To Rear Of Machine
334.1 in
Height - Top Of Cylinders
113.7 in
Height - Top Of Cab
10.75 ft in
Height - Front Axle Center
22.5 in
Height - Exhaust Stack
112.4 in
Width - Outside Front Tires
97.7 in
Width - Outside Rear Tires
97.7 in
Width - Tire Center Lines
84.1 in
Ground Clearance - Rear Axle
13.6 in

Specifications

Ripper
Pry-Out Force
25972 lb
Penetration Force
18911 lb
Machine Length Increase, Beam Raised
39.2 in
Engine
Number Of Cylinders
6
Net Power Gear 4-6
173 hp
Engine Make
2236
Engine Model
C6.6 ACERT VHP
Frame
Front Frame Structure - Height
0.9 ft in
Front Frame Structure - Width
0.9 ft in
Front Frame Structure - Thickness
0.1 ft in
Engine
Net Power Gear 1-2
163 hp
Power Measured @
2000 rpm
Net Power Gear 5-6
173 hp
Max Power
173 hp
Net Power Gears 7-8
173 hp
Displacement
403 cu in
Bore
4.2 in
Stroke
5 in
Engine Model
Cat C6.6 ACERT VHP
Derating Altitude
11500 ft in
Maximum Torque
690 lb ft
Base Power (1st Gear) - Net
158 hp
Speed At Rated Power
2000 RPM
High - Ambient Capability
122 degrees
High Ambient - Fan Speed - Maximum
1650 RPM
High Ambient - Fan Speed - Minimum
550 RPM
Vhp Plus Range - Net
118-144 kW (158-193 hp)
Frame
Circle - Diameter
60.2 in
Drawbar - Height
6 in
Front Axle - Height To Center
22.5 in
Circle - Blade Beam Thickness
1.4 in
Front Axle - Total Oscillation Per Side
32 degrees
Drawbar - Thickness
0.4 in
Drawbar - Width
3 in
Front Axle - Wheel Lean - Left/Right
18 degrees
Engine
Torque Rise - Vhp Plus
40%
Base Power (All Gears) - Net
158 hp
Standard - Fan Speed - Maximum
1150 RPM
Standard - Fan Speed - Minimum
550 RPM
Standard - Ambient Capability
109 degrees
Vhp Range - Net
118 -129 kW (158-173 hp)
Frame
Drawbar - Yoke Bar Thickness
0.8 in
Operational
Std Operation Weight - Front Axle
8836 lb
Std Operation Weight - Rear Axle
23180 lb
Hydraulic System Fluid Capacity
16 gal
Std Operation Weight - Total
32016 lb
Max Operation Weight - Front Axle
15284 lb
Max Operation Weight - Rear Axle
29406 lb
Max Operation Weight - Total
44690 lb
Fuel Capacity
90 gal
Cooling System Fluid Capacity
10.4 gal
Rear Diff/Final Drive Fluid Capacity
13.2 gal
Circle Gearbox Fluid Capacity
1.8 gal
Tandem Case Fluid Capacity (Each)
16.9 gal
Power Train
Brakes - Parking
Multiple oil disc
Brakes - Service
Multiple oil-disc
Transmission
Direct drive, power shift, countershaft
Forward/Reverse Gears
8 Fwd / 6 Rev
Brakes - Secondary
Dual circuit control system
Brakes - Service - Surface Area
3565 in2
Steering
Articulation Angle
20 degrees
Turning Radius
24.5 ft in
Transmission
Transmission Type
direct drive, power shift, countershaft
Number Of Gears - Forward
8
Number Of Gears - Reverse
6
Max Speed - Forward
27.7 mph
Max Speed - Reverse
23.5 mph
Front Axle
Wheel Lean
18 degrees
Oscillation - Total
32 degrees
Ground Clearance
1.9 ft in
Weights
Gross Vehicle Weight - Base - Total
33064 lb
Gross Vehicle Weight - Maximum - Total
44690 lb
Gross Vehicle Weight - Base - Rear Axle
23145 lb
Gross Vehicle Weight - Base - Front Axle
9919 lb
Gross Vehicle Weight - Maximum - Front Axle
15954 lb
Gross Vehicle Weight - Maximum - Rear Axle
48736 lb
Hydraulic System
Standby Pressure
450 psi
Maximum System Pressure
3500 psi
Moldboard
Moldboard Width
12 ft in
Moldboard Height
24 in
Moldboard Thickness
0.9 in
Max Depth Of Cut
28.3 in
Side Shift Left
20.1 in
Side Shift Right
26 in
Blade Pull At Max Weight
26465 lb
Blade Down Pressure
27066.2 lb
Hydraulic System
Pump Type
Variable piston
Pump Flow
51 gal/min
Relief Valve Pressure
3500 psi
Circuit Type
Electro-hydraulic closed center, load sensing,
Pump Output
51 gal/min
Moldboard
Blade Width
12 ft 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
Moldboard - Height
24 in
Moldboard - Thickness
0.9 in
Blade Pull - Maximum Gvw
25862 lb
Blade Pull - Base Gvw
20830 lb
Blade Down Pressure - Base Gvw
17566 lb
Blade Down Pressure - Maximum Gvw
28254 lb
Circle
Diameter
60.2 in
Shift Left
25.8 in
Shift Right
25.8 in
Max Reach Outside Tires - Left
68.6 in
Max Reach Outside Tires - Right
75 in
Max Lift Above Ground
16.8 in
Blade Tip Angle - Front
40 degrees
Blade Tip Angle - Rear
5 degrees
Operating Specifications
Top Speed - Forward
27.7 mph
Top Speed - Reverse
23.5 mph
Turning Radius - Outside Front Tires
24.5 ft in
Steering Range - Left/Right
47.5 degrees
Articulation Angle - Left/Right
20 degrees
Forward - 8th
27.7 mph
Forward - 7th
19 mph
Forward - 6th
13.8 mph
Forward - 5th
10.2 mph
Forward - 4th
6.5 mph
Forward - 3rd
4.8 mph
Forward - 2nd
3.3 mph
Forward - 1st
2.4 mph
Reverse - 6th
23.5 mph
Reverse - 5th
16.1 mph
Reverse - 4th
8.6 mph
Reverse - 3rd
5.6 mph
Reverse - 2nd
3.8 mph
Reverse - 1st
2 mph
Standards
Brakes
ISO 3450:1996
Rops/Fops
ISO 3471:1992 / ISO 3449:1992
Sound
ISO 6394:1998 / ISO 6395:1988
Steering
ISO 5010:1992
Service Refill
Cooling System
10.4 gal
Engine Oil
4.1 gal
Hydraulic System - Tank
16 gal
Tandem Housing - Each
16.9 gal
Circle Drive Housing
1.8 gal
Front Wheel Spindle Bearing Housing
0.1 gal
Fuel Capacity
90 gal
Transmission - Differential - Final Drives
13.2 gal
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
Blade Tip Range - Forward
40 degrees
Blade Tip Range - Backward
5 degrees
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
Maximum Blade Position Angle
90 degrees
Scarifier
Rear - Scarifier Shank Holders
9
Mid, V-Type - Scarifier Shank Holders
11
Front, V-Type, 5 Or 11 Tooth - Working Width
47.4 in
Front, V-Type, 5 Or 11 Tooth - Scarifying Depth, Maximum
18.4 in
Front, V-Type, 5 Or 11 Tooth - Scarifier Shank Holders
5 / 11
Front, V-Type, 5 Or 11 Tooth - Scarifier Shank Holder Spacing
4.6 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
Rear - Working Width
91 in
Rear - Scarifying Depth, Maximum
10.5 in
Rear - Scarifier Shank Holder Spacing
10.5 in
Mid, Straight - Working Width
71 in
Mid, Straight - Scarifier Shank Holder Spacing
4.4 in
Mid, Straight - Scarifier Shank Holders
17
Mid, Straight - Scarifying Depth, Maximum
12.5 in
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 degrees
Tandem Oscillation - Front Down
25 degrees

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