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18 Motor Grader

18 Motor Grader

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Engine

Base Power (1st gear) - Net
304 hp
Base Power (1st Gear) - Net
304 hp
Engine Model
Cat® C13 ACERT™ VHP
Engine Model
Cat® C13
Bore
5.1 in
Bore
5.1 in
Stroke
6.2 in
Stroke
6.2 in
Speed @ Rated Power
2,000 rpm
Speed at Rated Power
2,000 rpm
Base Power (1st gear) – Net (metric)
309 hp
Emissions
U.S. EPA Tier 4 Final/EU Stage IV/Japan 2014 (Tier 4 Final)
Emissions
Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent Emission Standards
Emissions
Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent Emission Standards
VHP Range – Net
227-266 kW (304-357 hp)
Torque Rise: Tier 4/Stage IV/Japan 2014 (Tier 4 Final)
40%
Torque Rise: Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent
38%
VHP Range – Net (metric)
227-266 kW (309-362 hp)
Torque Rise: Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent
38%
Maximum Torque ISO 9249: Tier 4/Stage IV/Japan 2014 (Tier 4 Final)
1306 lbf-ft
Maximum Torque ISO 9249: Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent
1270 lbf-ft
Maximum Torque ISO 9249: Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent
1270 lbf-ft
Derating Altitude: Tier 4/Stage IV/Japan 2014 (Tier 4 Final)
12500 ft
Derating Altitude: Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent
12176 ft
Derating Altitude: Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent
12973 ft
Standard – Fan Speed: Maximum
1,450 rpm
Standard – Fan Speed: Minimum
550 rpm
Standard – Ambient Capability
122 ° F
Standard - Ambient Capability
122 °F
Base Power (1st Gear) - Net - Metric
309 hp
VHP Range - Net
227-266 kW (304-357 hp)
Maximum Torque - ISO 9249 - Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent
1270 lb/ft
Derating Altitude - Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent
12176 ft
Derating Altitude - Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent
12973 ft
Maximum Torque - ISO 9249 - Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent
1270 lb/ft
Standard - Fan Speed - Minimum
550 rpm
Emissions (1)
U.S. EPA Tier 4 Final/EU Stage V/Japan 2014 (Tier 4 Final)
Torque Rise - Tier 4/Stage IV/Japan 2014 (Tier 4 Final)
40%
Maximum Torque - ISO 9249 - Tier 4/Stage IV/Japan 2014 (Tier 4 Final)
1306 lb/ft
Derating Altitude - Tier 4/Stage IV/Japan 2014 (Tier 4 Final)
12500 ft
Torque Rise - Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent
38%
Standard - Fan Speed - Maximum
1,450 rpm
Emissions (2)
Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent Emission Standards
Torque Rise - Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent
38%
VHP Range - Net - Metric
227-266 kW (309-362 hp)
Emissions (3)
Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent Emission Standards
Displacement
763 in3
Displacement
763 in³
Number of Cylinders
6
Number of Cylinders
6
Optimized VHP Range – Net
227-266 kW (304-357 hp)
Optimized VHP Range - Net
227-266 kW (304-357 hp)

Weights

Operating Weight - Typically Equipped
74324 lb
Operating Weight - Typically Equipped
74324 lb

Power Train

Forward/Reverse Gears
8 Forward/6 Reverse
Forward/Reverse Gears
8 Forward/6 Reverse
Transmission
Direct drive, power shift, countershaft
Transmission
Direct drive, power shift, countershaft
Brakes – Service
Oil-actuated, oil disc
Brakes – Dynamic Brake Torque per Wheel
27069.27 lbf-ft
Brakes – Parking
Spring applied, hydraulically released
Brakes – Secondary
Oil-actuated, oil-disc
Brakes - Parking
Spring applied, hydraulically released
Brakes - Dynamic Brake Torque per Wheel
27069.27 lb/ft
Brakes - Service
Oil-actuated, oil disc
Brakes - Secondary
Oil-actuated, oil-disc

Moldboard

Blade Width
18 ft
Blade Width
18.0 ft
Arc Radius
16.3 in
Arc Radius
16.3 in
Throat Clearance
5 in
Throat Clearance
5 in
Height
31 in
Thickness
1 in
Cutting Edge – Width
10 in
Cutting Edge – Thickness
1.4 in
End Bit – Width
6 in
End Bit – Thickness
0.75 in
Blade Pull* – Base GVW
47216 lb
Blade Pull* – Maximum GVW
52878 lb
Down Force – Base GVW
34008 lb
Down Force – Maximum GVW
43861 lb
Width
18 ft
Down Force - Maximum GVW
43861 lb
Blade Pull* - Base GVW
47216 lb
Blade Pull* - Maximum GVW
52878 lb
End Bit - Width
6 in
Down Force - Base GVW
34008 lb
Cutting Edge Thickness
1.4 in
Thickness
1 in
Width
18 ft
Cutting Edge Width
10 in
End Bit - Thickness
0.75 in
Height
31 in
Note
*Blade pull calculated at 0.9 traction coefficient, which is equal to ideal no-slip conditions, and Gross Machine Weight.
Note
*Blade pull calculated at 0.9 traction coefficient, which is equal to ideal no-slip conditions, and Gross Machine Weight.

Hydraulic System

Circuit Type
Electro-hydraulic load sensing, closed center
Circuit Type
Electro-hydraulic load sensing, closed center
Pump Type
Variable piston
Pump Type
Variable piston
Maximum System Pressure
3590 psi
Maximum System Pressure
3590 psi
Standby Pressure
856 psi
Standby Pressure
856 psi
Pump Output*
74 gal/min
Note
*Pump output measured at 2,150 rpm.
Pump Output*
74 gal/min
Note
*Pump output measured at 2,150 rpm.

Operating Specifications

Top Speed – Forward
32.1 mph
Top Speed – Reverse
25.3 mph
Turning Radius (outside front tires)
30.5 ft
Steering Range – Left/Right
47.5°
Articulation Angle – Left /Right
20°
Forward – 1st
2.8 mph
Forward – 2nd
3.8 mph
Forward – 3rd
5.5 mph
Forward – 4th
7.6 mph
Forward – 5th
11.8 mph
Forward – 6th
16.0 mph
Forward – 7th
22.0 mph
Forward – 8th
32.1 mph
Reverse – 1st
2.2 mph
Reverse – 2nd
4.1 mph
Reverse – 3rd
6.0 mph
Reverse – 4th
9.3 mph
Reverse – 5th
17.4 mph
Reverse – 6th
25.3 mph
Forward - 6th
16 mile/h
Forward - 2nd
3.8 mile/h
Forward - 8th
32.1 mile/h
Forward - 5th
11.8 mile/h
Reverse - 3rd
6 mile/h
Turning Radius - Outside Front Tires
30.5 ft
Forward - 4th
7.6 mile/h
Top Speed - Reverse
25.3 mile/h
Forward - 7th
22 mile/h
Articulation Angle - Left/Right
20°
Reverse - 1st
2.2 mile/h
Forward - 3rd
5.5 mile/h
Reverse - 4th
9.3 mile/h
Forward - 1st
2.8 mile/h
Top Speed - Forward
32.1 mile/h
Reverse - 6th
25.3 mile/h
Steering Range - Left/Right
47.5°
Reverse - 2nd
4.1 mile/h
Reverse - 5th
17.4 mile/h
Note
Calculated with no slip and 23.5R25 L-3 tires.
Note
Calculated with no slip and 23.5R25 L-3 tires.

Service Refill

Fuel Capacity
131 gal
Fuel Capacity
131 gal (US)
Cooling System
18.5 gal
Cooling System
18.5 gal (US)
Hydraulic System – Total
38.6 gal
Hydraulic System – Tank
18.5 gal
DEF Tank
4.2 gal
Hydraulic System - Tank
18.5 gal (US)
Hydraulic System - Total
38.6 gal (US)
DEF Tank
4.2 gal (US)
Engine Oil
9.5 gal
Engine Oil
9.5 gal (US)
Transmission/Differential/Final Drives
26 gal
Transmission - Differential - Final Drives
26 gal (US)
Tandem Housing (each)
34 gal
Tandem Housing - Each
34 gal (US)
Front Wheel Spindle Bearing Housing
0.24 gal
Front Wheel Spindle Bearing Housing
0.24 gal (US)
Circle Drive Housing
2.6 gal
Circle Drive Housing
2.6 gal (US)

Frame

Drawbar – Width
3 in
Circle – Diameter
71.7 in
Circle – Blade Beam Thickness
2 in
Drawbar – Height
8 in
Front Frame Structure – Thickness
0.6 in
Front Frame Structure – Height
18.1 in
Front Frame Structure – Width
14.0 in
Front Axle – Height to Center
26.4 in
Front Axle – Wheel Lean
18° Left/17° Right
Front Axle – Total Oscillation per Side
35°
Front Frame Structure - Width
14 in
Front Axle - Height to Center
26.4 in
Circle - Diameter
71.7 in
Front Frame Structure - Thickness
0.6 in
Front Frame Structure - Height
18.1 in
Circle - Blade Beam Thickness
2 in
Drawbar - Width
3 in
Front Axle - Wheel Lean
18° Left/17° Right
Front Axle - Total Oscillation per Side
35°
Drawbar - Height
8 in

Tandems

Sidewall Thickness – Inner
0.9 in
Sidewall Thickness – Outer
0.9 in
Tandem Oscillation – Front Up
15°
Tandem Oscillation – Front Down
25°
Sidewall Thickness - Outer
0.9 in
Sidewall Thickness - Inner
0.9 in
Tandem Oscillation - Front Up
15°
Tandem Oscillation - Front Down
25°
Height
25.5 in
Height
25.5 in
Width
9.3 in
Width
9.3 in
Drive Chain Pitch
2.5 in
Drive Chain Pitch
2.5 in
Wheel Axle Spacing
72.5 in
Wheel Axle Spacing
72.5 in

Blade Range

Maximum Blade Position Angle
65°
Maximum Blade Position Angle
65°
Maximum Lift above Ground
15.7 in
Maximum Lift Above Ground
15.7 in
Maximum Depth of Cut
18.5 in
Maximum Depth of Cut
18.5 in
Circle Centershift – Right
22 in
Circle Centershift – Left
27.2 in
Moldboard Sideshift – Right
31.1 in
Moldboard Sideshift – Left
29.1 in
Blade Tip Range – Forward
40°
Blade Tip Range – Backward
5°
Maximum Shoulder Reach Outside of Tires – Right
103 in
Maximum Shoulder Reach Outside of Tires – Left
103 in
Maximum Shoulder Reach Outside of Tires - Right
103 in
Circle Centershift - Right
22 in
Maximum Shoulder Reach Outside of Tires - Left
103 in
Moldboard Sideshift - Right
31.1 in
Blade Tip Range - Backward
5°
Moldboard Sideshift - Left
29.1 in
Circle Centershift - Left
27.2 in
Blade Tip Range - Forward
40°

Ripper

Shank Holder Spacing – Minimum
17.5 in
Ripping Depth – Maximum
17.8 in
Shank Holder Spacing - Minimum
17.5 in
Ripping Depth - Maximum
17.8 in
Ripper Shank Holders
7
Ripper Shank Holders
7
Penetration Force
30311 lb
Penetration Force
30311 lb
Pryout Force
43700 lb
Pry-Out Force
43700 lb
Machine Length Increase, Beam Raised
63.4 in
Machine Length Increase, Beam Raised
63.4 in
Shank Holder Spacing – Maximum
20 in
Shank Holder Spacing - Maximum
20 in

Weights Tier 4 Final/Stage IV/Japan 2014 (Tier 4 Final)*

Gross Vehicle Weight – Typically Equipped: Total
74324 lb
Gross Vehicle Weight – Typically Equipped: Front Axle
20494 lb
Gross Vehicle Weight – Typically Equipped: Rear Axle
53830 lb
Gross Vehicle Weight – Base**: Total
72298 lb
Gross Vehicle Weight – Base**: Front Axle
19837 lb
Gross Vehicle Weight – Base**: Rear Axle
52461 lb
Gross Vehicle Weight – Maximum Tested: Total
84877 lb
Gross Vehicle Weight – Maximum Tested: Front Axle
26125 lb
Gross Vehicle Weight – Maximum Tested: Rear Axle
58753 lb
Gross Vehicle Weight - Typically Equipped - Rear Axle
53830 lb
Gross Vehicle Weight - Base** - Total
72298 lb
Gross Vehicle Weight - Maximum Tested - Rear Axle
58753 lb
Gross Vehicle Weight - Maximum Tested - Front Axle
26125 lb
Gross Vehicle Weight - Typically Equipped - Front Axle
20494 lb
Gross Vehicle Weight - Base** - Front Axle
19837 lb
Gross Vehicle Weight - Maximum Tested - Total
84877 lb
Gross Vehicle Weight - Typically Equipped - Total
74324 lb
Gross Vehicle Weight - Base** - Rear Axle
52461 lb
Note
*No Tier 4 Final/Stage IV/Japan 2014 (Tier 4 Final) emission engine: subtract 150 kg (331 lb) from rear axle wt. & total wt.
Note
**Base operating weight calculated on standard machine configuration with 23.5R25 tires, full fuel tank operator and rops cab.
Note (2)
**Base operating weight calculated on standard machine configuration with 23.5R25 tires, full fuel tank operator and rops cab.
Note (1)
*No Tier 4 Final/Stage IV/Japan 2014 (Tier 4 Final) emission engine: subtract 150 kg (331 lb) from rear axle wt. & total wt.

Dimensions (Approximate)

Height – Top of Cab
147.5 in
Height – Front Axle Center
29.9 in
Length – Between Tandem Axles
72.5 in
Length – Front Axle to Moldboard
120.7 in
Length – Front Axle to Mid Tandem
290 in
Length – Front Tire to Rear of Machine (includes tow hitch)
417 in
Length – Counterweight to Ripper
474.4 in
Ground Clearance at Rear Axle
16.7 in
Height to Top of Cylinders
122.6 in
Height to Exhaust Stack
141.1 in
Width – Tire Center Lines
106.4 in
Width – Outside Rear Tires
134.3 in
Width – Outside Front Tires
134.3 in
Height - Top of Cylinders
122.6 in
Width - Outside Rear Tires
134.3 in
Height - Exhaust Stack
141.1 in
Length - Between Tandem Axles
72.5 in
Length - Front Axle to Mid Tandem
290 in
Width - Tire Center Lines
106.4 in
Length - Front Axle to Moldboard
120.7 in
Length - Counterweight to Ripper
474.4 in
Height - Front Axle Center
29.9 in
Width - Outside Front Tires
134.3 in
Length - Front Tire to Rear of Machine - Including Tow Hitch
417 in
Height - Top of Cab
147.5 in
Ground Clearance - Rear Axle
16.7 in

Standards

Brakes
ISO 3450: 2011
ROPS/FOPS
ISO 3471: 2008/ISO 3449: 2005
Sound
ISO 6394: 2008/ISO 6395: 2008/ISO 6396: 2008
Steering
ISO 5010: 2007
Sound
ISO 6394: 2008/ISO 6395: 2008/ISO 6396: 2008
ROPS/FOPS
ISO 3471: 2008/ISO 3449: 2005
Brakes
ISO 3450: 2011
Steering
ISO 5010: 2007

Variable Power Tier 4 Final/Stage IV/Japan 2014 (Tier 4 Final), Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent or Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent Emission Standards – Net

Gear: Forward – 1st
304 hp
Gear: Forward – 2nd
304 hp
Gear: Forward – 3rd
311 hp
Gear: Forward – 4th
321 hp
Gear: Forward – 5th
327 hp
Gear: Forward – 6th
337 hp
Gear: Forward – 7th
342 hp
Gear: Forward – 8th
357 hp
Gear: Reverse – 1st
304 hp
Gear: Reverse – 2nd
304 hp
Gear: Reverse – 3rd-6th
311 hp

Variable Power Tier 4 Final/Stage IV/Japan 2014 (Tier 4 Final), Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent or Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent Emission Standards – Metric

Gear: Forward – 1st
309 hp
Gear: Forward – 2nd
309 hp
Gear: Forward – 3rd
315 hp
Gear: Forward – 4th
325 hp
Gear: Forward – 5th
332 hp
Gear: Forward – 6th
341 hp
Gear: Forward – 7th
347 hp
Gear: Forward – 8th
362 hp
Gear: Reverse – 1st
309 hp
Gear: Reverse – 2nd
309 hp
Gear: Reverse – 3rd-6th
315 hp

Optional Tire Arrangements

Wheel Group: 19.5×25 MP
Tires: 23.5R25 Bridgestone VKT 2 Star
Wheel Group: 19.5×25 MP
Tires: 23.5R25 Bridgestone VKT 1 Star
Wheel Group: 19.5×25 MP
Tires: 23.5R25 Bridgestone VJT 1 Star
Wheel Group: 19.5×25 MP
Tires: 23.5R25 Michelin XHA 2 Star
Wheel Group: 19.5×25 MP
Tires: 23.5R25 Michelin XLDD 2 Star L5
Wheel Group - 19.5×25 MP (2)
Tires: 23.5R25 Bridgestone VKT 1 Star
Wheel Group - 19.5×25 MP (1)
Tires: 23.5R25 Bridgestone VKT 2 Star
Wheel Group - 19.5×25 MP (3)
Tires: 23.5R25 Bridgestone VJT 1 Star
Wheel Group - 19.5×25 MP (4)
Tires: 23.5R25 Michelin XHA 2 Star
Wheel Group - 19.5×25 MP (5)
Tires: 23.5R25 Michelin XLDD 2 Star L5

Variable Power Tier 4 Final/Stage IV/Japan 2014 (Tier 4 Final), Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent or Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent Emission Standards - Metric

Gear - Forward 1st
309 hp
Gear - Forward 2nd
309 hp
Gear - Reverse 2nd
309 hp
Gear - Forward 4th
325 hp
Gear - Forward 6th
341 hp
Gear - Forward 5th
332 hp
Gear - Forward 8th
362 hp
Gear - Reverse 1st
309 hp
Gear - Forward 3rd
315 hp
Gear - Forward 7th
347 hp
Gear - Reverse 3rd-6th
315 hp

Variable Power Tier 4 Final/Stage IV/Japan 2014 (Tier 4 Final), Tier 3/Stage IIIA/Japan 2006 (Tier 3) Equivalent or Tier 2/Stage II/Japan 2001 (Tier 2) Equivalent Emission Standards - Net

Gear - Forward 4th
321 hp
Gear - Reverse 2nd
304 hp
Gear - Forward 1st
304 hp
Gear - Reverse 3rd-6th
311 hp
Gear - Forward 3rd
311 hp
Gear - Forward 5th
327 hp
Gear - Forward 7th
342 hp
Gear - Forward 2nd
304 hp
Gear - Reverse 1st
304 hp
Gear - Forward 6th
337 hp
Gear - Forward 8th
357 hp

Air Conditioning System

Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas.
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • OPERATOR ENVIRONMENT
    • Comfort package
    • Heated door
    • Mirrors high visibility
    • Mirrors, outside heated 24V
    • Mirrors, outside mounted
    • Seat heated
    • Seat heated/ventilated
    • Windows cleaning platform and ladders left-right hand side
  • POWER TRAIN
    • Transmission, autoshift
  • GUARDS
    • Debris guard
    • Rear fenders
    • Sound suppression, engine enclosure and transmission
  • SAFETY
    • Additional monitor for rearview camera
    • Enhanced access platform
    • Machine Security System Key
    • Service access platform
  • OTHER ATTACHMENTS
    • Auto-lube, Centro-matic
    • Auto-lube, ripper enhancement
    • Control, blade, variable float
    • Heater, engine coolant, 120V
    • Heater, engine coolant, 240V
    • Hydraulic arrangements with additional hydraulic valves Base+1
    • Hydraulic arrangements with additional hydraulic valves Base+5
    • Product Link Elite dual
    • Rim, 495.3 mm × 635 mm (19.5 in × 25 in) MP (spare)
    • Weather, Cold Plus package
  • WORK TOOLS/G.E.T.
    • 5.5 m (18 ft) blade with curved cutting edge 203 mm × 25 mm (8 in × 1 in)
    • Tooth, ripper
  • FLUIDS
    • Coolant, –51° C (–60° F)