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Home » Products » Motor Grader » Caterpillar 120K2 K Series 2 Motor Graders

Caterpillar 120K2 K Series 2 Motor Graders

Caterpillar 120K2 K Series 2 Motor Graders
Caterpillar 120K2 K Series 2 Motor Graders
Product Code : 120K2
Brand Name : GMMCO
Product Description

Caterpillar 120K2 K Series 2 Motor Graders

Engine

Units:

Base Power (1st gear) – Net 108.0 kW
Engine Model Cat® C7 ACERT™
Bore 110.0 mm
Derating altitude 2286.0 m
Displacement 7.2 L
Fan Speed Maximum 1,575 rpm
Gross Power – ISO 14396 116.0 kW
High Ambient Capability 50.0 ° C
Maximum Torque Net 774.0 N·m
Number of cylinders 6
Power – All Gears: 1-8 Gross 118.0 kW
Power – All Gears: 1-8 Gross (metric) 118.0 kW
Power – All Gears: 1-8 Net 108.0 kW
Power – All Gears: 1-8 Net (metric) 108.0 kW
Speed @ rated power 2,000 rpm
Stroke 127.0 mm
Torque Rise 50%

Power Train

Brakes – Parking Air actuated, multiple oil-disc
Brakes – Secondary Dual Circuit
Brakes – Service Air actuated, multiple oil-disc
Brakes – Service, surface area 18606.0 cm2
Forward/Reverse Gears 8 forward/6 reverse
Transmission Direct drive, Powershift

Operating Specifications

Articulation Angle – left/right 20 Degrees
Forward – 1st 4.1 km/h
Forward – 2nd 5.5 km/h
Forward – 3rd 8.0 km/h
Forward – 4th 11.1 km/h
Forward – 5th 17.5 km/h
Forward – 6th 23.7 km/h
Forward – 7th 32.7 km/h
Forward – 8th 47.5 km/h
Reverse – 1st 3.2 km/h
Reverse – 2nd 6.0 km/h
Reverse – 3rd 8.7 km/h
Reverse – 4th 13.8 km/h
Reverse – 5th 25.8 km/h
Reverse – 6th 37.5 km/h
Steering Range – left/right 47.5 Degrees
Top Speed – forward 47.5 km/h
Top Speed – reverse 37.5 km/h
Turning Radius, outside front tires 7.3 m

Hydraulic System

Circuit Type Load Sensing, Closed Center, PPPC
Maximum System Pressure 25500.0 kPa
Optional High Output Pump 210.5 L/min
Pump Output Standard Pump 159.1 L/min
Pump Type Variable Piston
Reservoir Tank Capacity 24.5 L
Standby Pressure 3600.0 kPa

Moldboard

Blade Width 3.7 m
Arc Radius 413.0 mm
Blade Pull – base GVW 8112.0 kg
Blade Pull – maximum GVW 10623.0 kg
Cutting Edge – thickness 16.0 mm
Cutting Edge – width 152.0 mm
Down Pressure – base GVW 5594.0 kg
Down Pressure – maximum GVW 9317.0 kg
End Bit – thickness 16.0 mm
End Bit – width 152.0 mm
Moldboard – height 610.0 mm
Moldboard – thickness 22.0 mm
Throat Clearance 58.0 mm

Blade Range

Blade Tip Range – backward 5 Degrees
Blade Tip Range – forward 40 Degrees
Circle Centershift – left 658.0 mm
Circle Centershift – right 656.0 mm
Maximum Blade Position Angle 90 Degrees
Maximum depth of cut 775.0 mm
Maximum lift above ground 410.0 mm
Maximum shoulder reach outside of tires – left 1764.0 mm
Maximum shoulder reach outside of tires – right 1928.0 mm
Moldboard Sideshift – left 512.0 mm
Moldboard Sideshift – right 663.0 mm

Ripper

Machine length increase, beam raised 1058.0 mm
Penetration force 4083.0 kg
Pryout force 2108.0 kg
Ripper shank holder spacing 533.0 mm
Ripper shank holders, quantity 5
Ripping depth – maximum 262.0 mm

Scarifier

Mid, V-Type – Scarifier shank holder spacing 116.0 mm
Mid, V-Type – Scarifier shank holders quantity 11
Mid, V-Type – Scarifying depth, maximum 229.0 mm
Mid, V-Type – Working width 1184.0 mm

Frame

Circle – blade beam thickness 30.0 mm
Circle – diameter 1530.0 mm
Drawbar – height 127.0 mm
Drawbar – width 76.2 mm
Front axle – height to center 615.0 mm
Front axle – total oscillation per side 32 Degrees
Front axle – wheel lean, left/right 18 Degrees
Front-linear weights – maximum 172.0 kg/m
Front-linear weights – minimum 134.0 kg/m
Front-section modulus – maximum 3681.0 cm3
Front-section modulus – minimum 1619.0 cm3
Front-side plates – thickness 10.0 mm
Front-side plates – width 236.0 mm
Front-top/bottom plate – thickness 22.0 mm
Front-top/bottom plate – width 280.0 mm

Tandems

Drive chain pitch 44.5 mm
Height 438.0 mm
Sidewall thickness – inner 1.0 mm
Sidewall thickness – outer 16.0 mm
Tandem oscillation – front down 25 Degrees
Tandem oscillation – front up 15 Degrees
Wheel axle spacing 1510.0 mm
Width 172.0 mm

Service Refill

Circle drive housing 7.0 L
Cooling system 40.0 L
Engine Oil 18.0 L
Front wheel spindle bearing housing 0.5 L
Fuel Capacity 305.0 L
Tandem housing (each) 49.0 L
Transmission/Differential/Final Drives 48.0 L

Weights

Gross Vehicle Weight – Typically Equipped 13843.0 kg
Gross Vehicle Weight – Maximum 17000.0 kg
Gross Vehicle Weight, Base – front axle 3120.0 kg
Gross Vehicle Weight, Base – rear axle 9013.0 kg
Gross Vehicle Weight, Base – total 12133.0 kg
Gross Vehicle Weight, Maximum – front axle 5197.0 kg
Gross Vehicle Weight, Maximum – rear axle 11803.0 kg
Gross Vehicle Weight, Maximum – total 17000.0 kg
Gross Vehicle Weight, Typically Equipped – front axle 3970.0 kg
Gross Vehicle Weight, Typically Equipped – rear axle 9873.0 kg
Gross Vehicle Weight, Typically Equipped – total 13843.0 kg

Standards

Brakes ISO 3450:1996
ROPS/FOPS ISO 3471:1994/ISO 3449:2005
Sound ISO 6394:2008, ISO 6396:2008
Steering ISO 5010:2007

Dimensions (Approximate)

Ground Clearance – Center Front Axle 602.0 mm
Ground Clearance, Trans. Case 341.0 mm
Height to Exhaust Stack 2865.0 mm
Height – Non-ROPS Cab 3321.0 mm
Height – ROPS Cab 3326.0 mm
Height – ROPS Canopy 3326.0 mm
Height – Top of Cylinders 2885.0 mm
Length – Between Tandem Axles 1510.0 mm
Length – Counterweight to Ripper 9769.0 mm
Length – Front Axle to Mid Tandem 5870.0 mm
Length – Front Axle to Moldboard 2598.0 mm
Length – Front Tire to Rear of Machine 8265.0 mm
Width – Outside Front Tires 2449.0 mm
Width – Outside Rear Tires 2439.0 mm
Width – Tire Center Lines 2056.0 mm



GMMCO LIMITED
No. 6, G.S.T. Road, St. Thomas Mount, Guindy, Chennai - 600016, Tamil Nadu, India
Mr. Geolson.G V. (Marketing)
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