24M

The M Series Motor Grader has become the industry standard in operational efficiency and overall productivity. The 24M is designed to help you build and maintain the haul roads needed to support maximum efficiency in large mining operations. Unprecedented operator comfort and ease of service help to maximize your return on investment.


SPECIFICATIONS
Engine
Base Power (1st Gear) - Net 533 HP
Engine Model Cat® C18 ACERT™
Base Power (All Gears) - Net 533 HP
Base Power (All Gears) - Net - Metric 540 HP
Displacement 1104.5 in³


Power Train
Forward/Reverse Gears 6 Forward/3 Reverse
Transmission Automatic, electronic power shift
Brakes - Service Oil-actuated, oil-disc
Brakes - Service - Surface Area 15733 in²
Brakes - Parking Spring applied, hydraulically released
Brakes - Secondary Oil-actuated, oil-disc


Hydraulic System
Circuit Type Electro-hydraulic load sensing, closed center
Pump Type Variable piston
Pump Output 145 gal/min
Maximum System Pressure 3500 psi
Standby Pressure 450 psi


Operating Specifications
Top Speed - Forward 27 mile/h
Top Speed - Reverse 25.8 mile/h
Turning Radius - Outside Front Tires 40.68 ft
Steering Range - Left/Right 47.5°
Articulation Angle - Left/Right 25°
Forward - 1F 2.3 mile/h
Forward - 2F 3.6 mile/h
Forward - 3F 6 mile/h
Forward - 4F 9.4 mile/h
Forward - 5F 17.4 mile/h
Forward - 6F 27 mile/h
Reverse - 1R 3.4 mile/h
Reverse - 2R 9 mile/h
Reverse - 3R 25.8 mile/h


Service Refill
Fuel Capacity 350 gal (US)
Cooling System 24 gal (US)
Hydraulic System - Total 70 gal (US)
Hydraulic System - Tank 36 gal (US)
Circle Drive Housing - Each 2 gal (US)
Differential - Final Drives 49 gal (US)
Transmission Oil 23 gal (US)
Engine Oil 16 gal (US)
Tandem Housing - Each 85 gal (US)
Front Wheel Spindle Bearing Housing 1 gal (US)


Frame
Drawbar - Width 8.9 in
Circle - Diameter 103.6 in
Circle - Blade Beam Thickness 6.3 in
Drawbar - Height 8.5 in
Height - Front Axle Center 33.8 in
Drawbar - Thickness 0.6 in
Front-Top/Bottom Plate - Width 20.2 in
Front-Top/Bottom Plate - Thickness 2 in
Front-Side Plates - Width 16.3 in
Front-Side Plates - Thickness 1 in
Front Axle - Height to Center 32.2 in
Front Axle - Wheel Lean - Left/Right 18°
Front Axle - Total Oscillation per Side 32°


Tandems
Height 41 in
Width 13.9 in
Sidewall Thickness - Inner 1 in
Sidewall Thickness - Outer 1.2 in
Drive Chain Pitch 3 in
Wheel Axle Spacing 90 in
Tandem Oscillation - Front Up 20°
Tandem Oscillation - Front Down 20°


Moldboard
Blade Width 24 ft
Arc Radius 21.7 in
Throat Clearance 6.4 in
Cutting Edge Width 13 in
Cutting Edge Thickness 1.1 in
End Bit - Width 8 in
End Bit - Thickness 1 in
Blade Pull - Base 86500 lb
Blade Pull - Maximum 95940 lb
Down Pressure - Base 69583 lb
Down Pressure - Maximum 75654 lb
Height 40 in
Thickness 2 in
Width 24 ft


Blade Range
Circle Centershift - Right 210.2 in
Circle Centershift - Left 209.9 in
Moldboard Sideshift - Right 193 in
Moldboard Sideshift - Left 178.3 in
Maximum Blade Position Angle 35°
Blade Tip Range - Forward 40°
Blade Tip Range - Backward
Maximum Lift Above Ground 25 in
Maximum Depth of Cut 25.9 in
Maximum Shoulder Reach Outside of Tires - Left 126.9 in
Maximum Shoulder Reach Outside of Tires - Right 127.1 in


Ripper
Ripping Depth - Maximum 17.9 in
Ripper Shank Holders 7
Shank Holder Spacing - Minimum 23.4 in
Shank Holder Spacing - Maximum 23.8 in
Penetration Force 29985 lb
Pry-Out Force 41052 lb


Weights
Operating Weight - Typically Equipped 145151 lb
Gross Vehicle Weight - Typically Equipped 145151 lb
Gross Vehicle Weight - Maximum - Rear Axle 107001 lb
Gross Vehicle Weight - Base - Front Axle 42177 lb
Gross Vehicle Weight - Base - Rear Axle 96110 lb
Gross Vehicle Weight - Maximum - Total 152857 lb
Gross Vehicle Weight - Base - Total 138287 lb
Gross Vehicle Weight - Maximum - Front Axle 45856 lb
Gross Vehicle Weight - Typically Equipped - Front Axle 43100 lb
Gross Vehicle Weight - Typically Equipped - Rear Axle 102051 lb
Gross Vehicle Weight - Typically Equipped - Total 145151 lb


Standards
Brakes ISO 3450
ROPS/FOPS ISO 3471/ISO 3449
Sound ISO 6394/ISO 6395
Steering ISO 5010


Engine - U.S. EPA Tier 4 Interim Certified
Base Power (All Gears) - Net 533 HP
Base Power (All Gears) - Net - Metric 540 HP
Bore 5.7 in
Derating Altitude 9655 ft
Displacement 1104.5 in³
Engine Model Cat® C18 ACERT™
Maximum Torque - Net 2001 lb/ft
Number of Cylinders 6
Speed at Rated Power 1800 r/min
Standard - Ambient Capability 122 °F
Standard - Fan Speed - Maximum 1325 r/min
Standard - Fan Speed - Minimum 60 r/min
Stroke 7.2 in


Engine - Tier 2
Base Power (All Gears) - Net 533 HP
Base Power (All Gears) - Net - Metric 540 HP
Bore 5.7 in
Derating Altitude 10000 ft
Displacement 1104.5 in³
Engine Model Cat C18 ACERT
Maximum Torque - Net 2001 lb/ft
Number of Cylinders 6
Speed at Rated Power 1800 r/min
Standard - Ambient Capability 122 °F
Standard - Fan Speed - Maximum 1325 r/min
Standard - Fan Speed - Minimum 60 r/min
Stroke 7.2 in
Torque Rise - Net 30 %


BENEFITS & FEATURES
Operator Station



Steering and Implement Controls



Engine



Power Train



Structures and Drawbar-Circle-Moldboard



Hydraulics



Integrated Technologies



Safety



Serviceability and Customer Support



Sustainability



EQUIPMENT
Standard Equipment

POWER TRAIN
  • Air cleaner, dual stage dry type radial seal with service indicator and automatic dust ejector
  • Air-to-air after cooler (ATAAC)
  • Brakes, oil disc, four-wheel
  • Demand fan, hydraulic
  • Differential, lock/unlock, Automatic/Manual
  • Drain, engine oil, high speed
  • Electronic over speed protection
  • Engine, C18 with ACERT Technology, diesel, with automatic engine derate and idle control, and compression brake: - C18 ACERT (Tier 3) REQUIRED FOR: United States, Canada, Guam, Samoa, Croatia, Turkey, European Union, Israel, Japan, South Korea, Azores. No
  • Ether starting aid
  • Parking brake, multi-disc, sealed and oil cooled
  • Sediment drain, fuel tank
  • Transmission, 6 speed forward and 3 speed reverse, power shift, autoshift
ELECTRICAL
  • Alarm, back-up
  • Alternator, 150 ampere, sealed, filtered air intake
  • Batteries, maintenance free, 1,500 CCA
  • Electrical hydraulic valves, base 8
  • Electrical system, 24 volt
  • Grade Control Ready (cab harness, software, electrical hydraulic valves, bosses and brackets)
  • Lights, reversing, stop, tail, turn
  • Starter, receptacle, plug-in
OPERATOR ENVIRONMENT
  • Air conditioner and heater
  • Articulation, automatic return to center
  • Defroster fan, rear window
  • Display, digital speed and gear
  • Gauges (analog) inside the cab (fuel, articulation, engine coolant temp, engine RPM and system voltage)
  • Messenger operator information system
  • Mirror, inside rearview, wide angle
  • Power port, 12V
  • Radio ready (entertainment)
  • ROPS cab, sound suppressed less than 75 dB(A) ISO 6394 100% fan speed
  • Seat, cloth, air suspension
  • Throttle control, electronic
  • Windows: laminated glass - fixed front with intermittent wiper, sides (2), rear with wiper/washer
TECHNOLOGY PRODUCTS
  • Product Link Ready
SAFETY AND SECURITY
  • Clutch, circle drive slip
  • Doors, 8 engine compartment, (four left-hand, four right-hand) locking
  • Ground level engine shutdown
  • Horn, electric
  • Lockout, hydraulic implement for roading and servicing
  • Paint, glare reducing, top of front frame and top of rear enclosure
  • Seat belt, retractable 76 mm (3 in)
  • Secondary steering
  • Tandem walkway/guards
TIRES, RIMS, AND WHEELS
  • 25 × 29 multi-piece rims
GROUND ENGAGING TOOLS
  • Cutting edges, 330 mm × 28 mm (13 in × 11⁄8 in), curved DH-2 steel, 25 mm (1 in), mounting bolts, 19 mm (0.75 in), includes endbits
  • Moldboard, 7315 mm × 1067 mm × 50 mm (24 ft × 42 in × 2 in)
  • Ripper, rear, 7 shank capacity, 3 shanks/tips provided
FLUIDS
  • Extended Life Coolant to -50° C (-58° F)
  • Fluid check, ground level
OTHER STANDARD EQUIPMENT
  • Accumulators, blade lift
  • Autolube, Lincoln Centro-Matic
  • Drawbar, 8 shoe with replaceable wear strips
  • Electrical hydraulic valves, base 8
  • Fuel tank, 1325 L (350 gal) Fast Fill
  • Integrated Cat Grade Control Cross Slope
  • Ground level fueling
  • Push plate-counterweight
  • S·O·SSM ports, engine, hydraulic, transmission, coolant, fuel

Optional Equipment

GROUND ENGAGING TOOLS
  • Cutting edge, 330 mm × 28 mm (13 in × 1.12 in) straight cutting edge
  • Cutting edge, 330 mm × 45 mm (13 in × 1.77 in) straight cutting edge
  • Cutting edge, 406 mm × 28 mm (16 in × 1.12 in) straight cutting edge
  • Cutting edge, 406 mm × 45 mm (16 in × 1.77 in) straight cutting edge
  • Tooth, ripper, straight shank, one tooth
HYDRAULICS
  • Control, blade, variable float
OPERATOR ACCESS
  • Dual access platform package, basic
  • Dual access platform package, plus
  • Cab basic
  • Cab plus
TECHNOLOGY PRODUCTS
  • Product Link
  • Installation, AccuGrade Ready
OTHER ATTACHMENTS
  • Fenders, rear
  • Rim, spare 29.5-29
  • Cold weather package
LIGHTING PACKAGES
  • Lighting package, basic (halogen)
  • Lighting package, plus (HID)
  • Lighting package, plus (LED)
  • Lights, work, heel 5×5
  • Lights, work, heel HID
  • Lights, work, heel LED
  • Light, LED warning strobe
OPERATOR ENVIRONMENT
  • Radio, 12V, AM/FM weather band
  • Radio, satellite, Sirius
  • Radio ready, satellite
  • Camera, rear vision
  • Mirrors, outside mounted
  • Mirrors, outside heated 24V
GUARDS
  • Guard package
  • Guard, sound
  • Sound suppression, engine enclosure

CONNECT. DISCUSS. SOLVE.
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