24M Motor Grader

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24M Motor Grader

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.
  • Standard Equipment
  • Optional Equipment
  • Specs

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. Note: For U.S. and Canadian dealers only, engine is EPA/ARB Flexibility Engine. Note: For all other regions, engine meets non-current U.S. EPA Tier 3 or EU Stage IIIA emission standards. - C18 ACERT (Tier 2) Provides improved performance in regions using fuel with a high boiling point; improved altitude capability, fuel economy, and resistance to piston deposits. NOT FOR USE BY: United States, Canada, Guam, Samoa, Croatia, Turkey, European Union, Israel, Japan, South Korea, Azores. Note: Engine meets non-current U.S. EPA Tier 2 or EU Stage II emission standards.
    • 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

Specs

Overview

Long Name:
24M Motor Grader
Name:
24M
Brand:
Caterpillar
Status:
Noncurrent

Engine

Base Power (1st Gear) - Net:
533 HP / 397 kW
Engine Model:
Cat® C18 ACERT™
Base Power (All Gears) - Net:
533 HP / 397 kW
Base Power (All Gears) - Net - Metric:
540 HP / 397 kW
Displacement:
1104.5 in³ / 18.1 l

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 / 101508 cm²
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 / 550 l/min
Maximum System Pressure:
3500 psi / 24150 kPa
Standby Pressure:
450 psi / 3100 kPa

Operating Specifications

Top Speed - Forward:
27 mile/h / 43.4 km/h
Top Speed - Reverse:
25.8 mile/h / 41.6 km/h
Turning Radius - Outside Front Tires:
40.68 ft / 12.4 m
Steering Range - Left/Right:
47.5°
Articulation Angle - Left/Right:
25°
Reverse - 1R:
3.4 mile/h / 5.5 km/h
Forward - 3F:
6 mile/h / 9.7 km/h
Forward - 1F:
2.3 mile/h / 3.7 km/h
Forward - 6F:
27 mile/h / 43.4 km/h
Reverse - 2R:
9 mile/h / 14.5 km/h
Forward - 2F:
3.6 mile/h / 5.7 km/h
Forward - 4F:
9.4 mile/h / 15.1 km/h
Reverse - 3R:
25.8 mile/h / 41.6 km/h
Forward - 5F:
17.4 mile/h / 28 km/h

Service Refill

Fuel Capacity:
350 gal (US) / 1326 l
Cooling System:
24 gal (US) / 90 l
Hydraulic System - Total:
70 gal (US) / 264 l
Hydraulic System - Tank:
36 gal (US) / 135 l
Circle Drive Housing - Each:
2 gal (US) / 7.5 l
Transmission Oil:
23 gal (US) / 87.1 l
Differential - Final Drives:
49 gal (US) / 184 l
Engine Oil:
16 gal (US) / 60 l
Tandem Housing - Each:
85 gal (US) / 322 l
Front Wheel Spindle Bearing Housing:
1 gal (US) / 4 l

Frame

Drawbar - Width:
8.9 in / 225 mm
Circle - Diameter:
103.6 in / 2631 mm
Circle - Blade Beam Thickness:
6.3 in / 160 mm
Drawbar - Height:
8.5 in / 215 mm
Height - Front Axle Center:
33.8 in / 858 mm
Drawbar - Thickness:
0.6 in / 16 mm
Front-Top/Bottom Plate - Width:
20.2 in / 514 mm
Front-Top/Bottom Plate - Thickness:
2 in / 50 mm
Front-Side Plates - Width:
16.3 in / 415 mm
Front-Side Plates - Thickness:
1 in / 25 mm
Front Axle - Height to Center:
32.2 in / 817 mm
Front Axle - Wheel Lean - Left/Right:
18°
Front Axle - Total Oscillation per Side:
32°

Tandems

Height:
41 in / 1040 mm
Width:
13.9 in / 353 mm
Sidewall Thickness - Inner:
1 in / 25 mm
Sidewall Thickness - Outer:
1.2 in / 30 mm
Drive Chain Pitch:
3 in / 76 mm
Wheel Axle Spacing:
90 in / 2285 mm
Tandem Oscillation - Front Up:
20°
Tandem Oscillation - Front Down:
20°

Moldboard

Blade Width:
24 ft / 7.3 m
Arc Radius:
21.7 in / 550 mm
Throat Clearance:
6.4 in / 162 mm
Cutting Edge Width:
13 in / 330 mm
Cutting Edge Thickness:
1.1 in / 29 mm
End Bit - Width:
8 in / 203 mm
End Bit - Thickness:
1 in / 25 mm
Height:
40 in / 1025 mm
Down Pressure - Base:
69583 lb / 31563 kg
Blade Pull - Base:
86500 lb / 39236 kg
Down Pressure - Maximum:
75654 lb / 34316 kg
Thickness:
2 in / 50 mm
Blade Pull - Maximum:
95940 lb / 43518 kg
Width:
24 ft / 7.3 m

Blade Range

Circle Centershift - Right:
210.2 in / 5338 mm
Circle Centershift - Left:
209.9 in / 5332 mm
Moldboard Sideshift - Right:
193 in / 4902 mm
Moldboard Sideshift - Left:
178.3 in / 4528 mm
Maximum Blade Position Angle:
35°
Blade Tip Range - Forward:
40°
Blade Tip Range - Backward:
Maximum Lift Above Ground:
25 in / 634 mm
Maximum Depth of Cut:
25.9 in / 657 mm
Maximum Shoulder Reach Outside of Tires - Left:
126.9 in / 3222 mm
Maximum Shoulder Reach Outside of Tires - Right:
127.1 in / 3228 mm

Ripper

Ripping Depth - Maximum:
17.9 in / 454 mm
Ripper Shank Holders:
7
Shank Holder Spacing - Minimum:
23.4 in / 593 mm
Shank Holder Spacing - Maximum:
23.8 in / 604 mm
Penetration Force:
29985 lb / 13601 kg
Pry-Out Force:
41052 lb / 18621 kg

Weights

Operating Weight - Typically Equipped:
145151 lb / 65840 kg
Gross Vehicle Weight - Typically Equipped:
145151 lb / 65840 kg
Gross Vehicle Weight - Maximum - Rear Axle:
107001 lb / 48535 kg
Gross Vehicle Weight - Base - Front Axle:
42177 lb / 19131 kg
Gross Vehicle Weight - Base - Rear Axle:
96110 lb / 43595 kg
Gross Vehicle Weight - Maximum - Total:
152857 lb / 69335 kg
Gross Vehicle Weight - Base - Total:
138287 lb / 62726 kg
Gross Vehicle Weight - Typically Equipped - Total:
145151 lb / 65840 kg
Gross Vehicle Weight - Maximum - Front Axle:
45856 lb / 20800 kg
Gross Vehicle Weight - Typically Equipped - Rear Axle:
102051 lb / 46290 kg
Gross Vehicle Weight - Typically Equipped - Front Axle:
43100 lb / 19550 kg

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

Standard - Ambient Capability:
122 °F / 50 °C
Maximum Torque - Net:
2001 lb/ft / 2713 N·m
Engine Model:
Cat® C18 ACERT™
Base Power (All Gears) - Net:
533 HP / 397 kW
Speed at Rated Power:
1800 r/min / 1800 r/min
Bore:
5.7 in / 145 mm
Number of Cylinders:
6
Derating Altitude:
9655 ft / 2943 m
Standard - Fan Speed - Minimum:
60 r/min / 60 r/min
Standard - Fan Speed - Maximum:
1325 r/min / 1325 r/min
Base Power (All Gears) - Net - Metric:
540 HP / 397 kW
Stroke:
7.2 in / 183 mm
Displacement:
1104.5 in³ / 18.1 l

Engine - Tier 2

Base Power (All Gears) - Net - Metric:
540 HP / 397 kW
Standard - Fan Speed - Minimum:
60 r/min / 60 r/min
Maximum Torque - Net:
2001 lb/ft / 2713 N·m
Torque Rise - Net:
30 % / 30 %
Speed at Rated Power:
1800 r/min / 1800 r/min
Stroke:
7.2 in / 183 mm
Displacement:
1104.5 in³ / 18.1 l
Base Power (All Gears) - Net:
533 HP / 397 kW
Derating Altitude:
10000 ft / 3048 m
Standard - Fan Speed - Maximum:
1325 r/min / 1325 r/min
Number of Cylinders:
6
Engine Model:
Cat C18 ACERT
Standard - Ambient Capability:
122 °F / 50 °C
Bore:
5.7 in / 145 mm