(317) 545-2151

18 Motor Grader

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Product Specs

Engine

Base Power (1st Gear) - Net
304 hp
Engine Model
Cat® C13
Speed at Rated Power
2,000 rpm
Optimized VHP Range - Net
227-266 kW (304-357 hp)
Base Power (1st Gear) - Net - Metric
309 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
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
Standard - Ambient Capability
122 °F
VHP Range - Net
227-266 kW (304-357 hp)
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%
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
Number of Cylinders
6

Weights

Operating Weight - Typically Equipped
74324 lb

Moldboard

Blade Width
18 ft
Arc Radius
16.3 in
Throat Clearance
5 in
Note
*Blade pull calculated at 0.9 traction coefficient, which is equal to ideal no-slip conditions, and Gross Machine Weight.
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

Service Refill

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

Power Train

Forward/Reverse Gears
8 Forward/6 Reverse
Transmission
Direct drive, power shift, countershaft
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

Hydraulic System

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

Blade Range

Maximum Blade Position Angle
65°
Maximum Lift Above Ground
15.7 in
Maximum Depth of Cut
18.5 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

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

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

Gross Vehicle Weight - Maximum Tested - Front Axle
26125 lb
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.
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 - 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

Dimensions (Approximate)

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

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

Optional Tire Arrangements

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 2nd
309 hp
Gear - Forward 4th
325 hp
Gear - Forward 1st
309 hp
Gear - Reverse 2nd
309 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

Operating Specifications

Note
Calculated with no slip and 23.5R25 L-3 tires.
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

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. - If equipped with R134a (Global Warming Potential = 1430), the system con

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

Frame

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

Standard Equipment

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Operator Environment
    • Adjustable electric arm rest
    • Adjustable wrist rest
    • Air conditioner with heater
    • Air horn
    • Articulation, automatic Return-to-Center
    • Centershift pin indicator
    • Coat hook
    • Cup holder
    • Display, digital speed and gear
    • Doors, left and right side with wiper
    • Gauges (analog) inside the cab (includes fuel, articulation, engine coolant temp, engine RPM, and hydraulic oil temp)
    • Gauges, machine level
    • Information display touch screen
    • Joystick gear selection
    • Joystick hydraulic controls for implements, steering, transmission
    • Ladders, cab, left and right side
    • Lights, left and right side lights
    • Lights, night time cab
    • Meter, hour, digital
    • Mirror, inside rearview, wide angle
    • Power port, 12V
    • Radio ready, entertainment
    • ROPS cab, sound suppressed, less than 73 dB(A) ISO 6394 (70% fan speed)
    • Seat, cloth-covered, comfort air suspension
    • Storage compartments
    • Throttle control, electronic
  • Power Train
    • Air cleaner, dual stage dry type radial seal with service indicator through messenger and automatic dust ejector
    • Air-to-air after cooler (ATAAC)
    • Auto Diff Lock
    • Belt, serpentine, automatic tensioner
    • Brake wear indication
    • Brakes, oil disc, four-wheel, hydraulic
    • Consistent power to ground
    • Critically Low Fluid Level Monitoring System
    • Differential, lock/unlock
    • Drain, engine oil, high speed
    • Electronic over speed protection
    • Engine ECO Mode: Tier 4 Final/Stage V/Japan 2014 (Tier 4 Final) and Tier 2/Stage II/Japan 2001 (Tier 2) equivalent emission standards
    • Engine, compression brake
    • Ether starting aid
    • Fuel tank, fast fill, ground level
    • Fuel-water separator
    • Hydraulic Demand Fan
    • Muffler, under hood (Tier 2/Stage II/Japan 2001 (Tier 2) equivalent and Tier 3/Stage IIIA/Japan 2006 (Tier 3) equivalent emission standards
    • OK-to-Start
    • Optimized VHP
    • Parking brake – multi disc, sealed, oil-cooled
    • Priming pump, fuel
    • Rear axle, modular
    • Sediment drain, fuel tank
    • Three variations of the C13 engine. One meets U.S. EPA Tier 4 Final/EU Stage IV/Japan 2014 (Tier 4 Final) emission standards and is required for sale in higher regulated countries. The other options are capable of meeting Tier 2/Stage II/Japan 2001 (Tier 2) equivalent or Tier 3/Stage IIIA/Japan 2006 (Tier 3) equivalent emission standards.
    • Transmission, 8F/6R, power shift
    • VIMS no telematics
  • Guards
    • Front axle cylinder guard
    • Transmission guard
  • Electrical
    • Alternator, 150 ampere, sealed
    • Batteries, maintenance free, heavy duty, 1,400 CCA
    • Breaker panel
    • Electrical system, 24V
    • Lights: brake, reversing, roof-mounted roading, stop and tail (LED), work front
    • Product Link
    • Starter, electric, heavy duty
  • Safety
    • Alarm, back up
    • Ground level engine shutdown
    • Hammer (emergency exit)
    • Horn, electric
    • Lockout, hydraulic implement for roading
    • Operator not present monitoring system
    • Paint, glare reducing – top of front frame, rear enclosure and ripper cylinders
    • Rearview camera
    • Seat belt indicator
    • Seat belt, retractable 76 mm (3 in)
    • Secondary steering
    • Windows, laminated glass: – Fixed front with intermittent wiper – Door with intermittent wipers (two)
    • Windows, tempered: – Left and right side wipers – Rear with intermittent wiper
    • Light, LED, warning strobe
    • Lights front LED
    • Lights, front headlights high
    • Lights, front headlights low
    • Mounting, for warning light
    • Service lights
    • Working lights Halogen
    • Working lights LED
  • Other Standard Equipment
    • 3-bolt blade bracket
    • AccuGrade ARO
    • Accumulators, blade lift
    • Brake accumulators, dual certified
    • Cat Grade Control Cross Slope
    • CD ROM Parts Book
    • Clutch, circle drive slip
    • Cutting edges, flat DH-2 steel: – 254 mm × 35 mm (10 in × 1.4 in) – 19 mm (3⁄4 in) mounting bolts
    • Doors (four), engine compartment, (two left, two right hand) locking
    • Doors, two service, left and right side
    • Drawbar – six shoe with replaceable wear strips
    • End bits, 16 mm (5⁄8 in) DH-2 steel, 19 mm (3⁄4 in) mounting bolts
    • Fast fill fuel 567.8 L/min (150 gpm)
    • Fluid check
    • Frame, articulated, with safety lock
    • Hydraulics, load-sensing
    • Metallic fuel tank, 496 L (131 gal)
    • Metallic DCM wear strips
    • Modular cooling package
    • Moldboard: – 5.5 m × 787 mm × 25 mm (18 ft × 31 in × 1 in) – Hydraulic side shift and tip
    • Radiator, two cleanout access doors
    • Rear bumper
    • Rear tandem access steps and hand bars
    • S·O·S ports: engine, hydraulic, transmission, coolant
    • Tandem walkway
    • Top adjust circle wear strips
    • Fire suppression ready
    • Ripper, rear
    • Push block, counterweight
  • Work Tools/g.e.t.
    • 5.5 m (18 ft) blade with flat cutting edge 254 mm × 35 mm (10 in × 13⁄8 in)
  • Tires, Rims, And Wheels
    • A partial allowance for tires on 597 mm × 609.6 mm (23.5 in × 24 in) multi-piece rims is included in the base machine price and weight
  • Fluids
    • Extended Life Coolant to –35° C (–31° F)

Attachments

  • 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)

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