Caterpillar Performance Handbook, January 2017, SEBD0351-47

All Wheel Drive Mid Mount and Front Mount Scarifiers

Motor Graders

ALLWHEEL DRIVE (AWD)

120M/120M2, 12M2/M3, 140M/M2/M3, 160M/M2/M3

Working Range: Forward Gears Reverse Gears

gears 1-7 gears 1-5

PumpType MotorType

Variable Displacement Axial Piston Pumps (2) Variable Displacement Axial Piston Motors (2)

Front Wheel Gear Reduction

Double Planetary Reduction

Maximum Pump Flow (each pump)

125 L/min 13 998 N·m

33 gpm

Front WheelTorque

10,325 lb-ft

ControlType

Speed control with closed-loop feedback

The optional AWD system utilizes dedicated left and right pumps for precise hydraulic control. Hydrostatic Mode disengages the transmission and provides hydraulic power to the front wheels only-infinitely variable to 8 km/h (5 mph) . Exclusive AWD Steering Compensation adjusts outside front tire speed up to 50% faster than the inside tire. Operating Pressure depends on engine speed, gear selection and operating conditions.

M10 — MID MOUNT SCARIFIER

120M/M2, 12M/M2/M3, 140M/M2/M3, 160M/M2/M3

Type

V-type

Straight type*

WorkingWidth Depth (Max.)

1184 mm 292 mm

1800 mm 317 mm

46.6" 11.5"

71"

12.5"

Number of Shank Holders

11

17

Spacing

116 mm

111 mm

4.6"

4.4"

*Available on M Series Global Versions only.

FRONT MOUNT SCARIFIER

120M/M2, 12M/M2/M3, 140M/M2/M3, 160M/M2/M3

Type

V-type

11

WorkingWidth Depth (Max.)

1205 mm 467 mm

47.4" 18.4"

Number of Shank Holders

11

Spacing

116 mm

4.6"

Edition 47 11-21