Caterpillar 140K Motor Grader Specifications

Caterpillar 140K motor graders feature a Cat C7 six-cylinder engine that uses Caterpillar’s highly advanced ACERT™ combustion technology and produces up to 171 flywheel horsepower (FWHP).
Caterpillar 140K Motor Grader Specifications

Other notable features of the Caterpillar 140K motor grader include:

  • electronic throttle control, automated protection against downshifting when the grader is travelling too fast and variable horse power (VHP)
  • automated torque management and an Autoshift feature
  • direct drive powershift transmission with electronic control, with eight speeds in forward motion and six in reverse
  • a load-sensing, closed-centre hydraulic system
  • a frame designed for maximum strength and durability, and an optimally shaped moldboard with large throat clearance.

Caterpillar 140K engine specifications

Engine modelgearCat® C7 ACERT™
Number of cylinders6
Speed at rated power2000 RPM
Base power, first gear128 kW net
Variable horsepower (VHP), gears 1 and 2128 kW net; 140 kW gross
Variable horsepower (VHP), gear 3135 kW net; 147 kW gross
Variable horsepower (VHP), gears 4 to 8143 kW net; 155 kW gross
Displacement7.2 litres
Bore105 millimetres
Stroke127 millimetres
Torque rise46%
Torque, maximum, net996 N·m
Derating altitude3048 metres
Fan speed, maximum1925 RPM
High ambient capability50° Celsius

Caterpillar 140K transmission specifications

TypeDirect drive, powershift
Maximum forward speed47.3 kilometres per hour
Maximum reverse speed37.4 kilometres per hour
Number of forward gears8
Number of reverse gears6

Caterpillar 140K steering specifications

Steering standardISO 5010:2007
Turning radius7.5 metres
Steering range47.5 degrees
Articulation angle L/R20 degrees

Caterpillar 140K brakes

Brake standardISO 3450:1996
Service brakesAir actuated, multiple oil-disc
Secondary brakesDual circuit
Parking brakeAir actuated, multiple oil-disc

Caterpillar 140K motor grader dimensions

Length between tandem axles1523 millimetres
Length, front axle to moldboard2598 millimetres
Length, front axle to mid tandem6068 millimetres
Length, front tyre to rear of machine8504 millimetres
Length, counterweight to ripper10013 millimetres
Height to top of cab3354 millimetres
Width, tyre centre lines2065 millimetres
Width, outside rear tyres2452 millimetres
Width, outside front tyres2481 millimetres
Ground clearance, centre front axle626 millimetres
Ground clearance, trans. case362 millimetres

Caterpillar 140K weights

Gross vehicle weight, typically equipped17510 kilograms
Gross vehicle weight, maximum22870 kilograms
Gross weight of base, total14292 kilograms
Gross weight, base, front axle4172 kilograms
Gross weight, base, rear axle10120 kilograms
Gross weight, typically equipped, front axle5053 kilograms
Gross weight, typically equipped, rear axle12457 kilograms
Gross weight, maximum, front axle8005 kilograms
Gross weight, maximum, rear axle14866 kilograms

Caterpillar 140K service refill

Fuel capacity305 litres
Cooling system40 litres
Engine oil18 litres
Transmission/differential/final drives60 litres
Tandem housing (each)64 litres
Front wheel spindle bearing housing0.5 litre
Circle drive housing7 litres

Caterpillar 140K frame

Circle diameter1530 millimetres
Circle blade beam thickness35 millimetres
Drawbar height127 millimetres
Drawbar width76.2 millimetres
Front axle, height to centre628 millimetres
Front axle wheel lean, left/right18 degrees
Front axle, total oscillation per side32 degrees
Front-top/bottom plate, width305 millimetres
Front-top/bottom plate, thickness25 millimetres
Front-side plates, width242 millimetres
Front-side plates, thickness12 millimetres
Front-linear weights, minimum165 kilograms/metre
Front-linear weights, maximum213 kilograms/metre
Front-section modulus, minimum2083 cubic centimetres
Front-section modulus, maximum4785 cubic centimetres

Caterpillar 140K hydraulic system specifications

Pump typeVariable piston
Circuit typeLoad sensing, closed center, proportional priority pressure compensating system
Pump output, standard pump159.1 liters per minute
Pump output with optional high output pump210.5 liters per minute
Maximum system pressure25500 kPa
Standby pressure3600 kPa
Reservoir tank capacity55 litres

Caterpillar 140K moldboard specifications

Moldboard height610 millimetres
Moldboard thickness22 millimetres
Blade width3.7 metres
Arc radius413 millimetres
Throat clearance120 millimetres
Cutting edge – width152 millimetres
Cutting edge – thickness16 millimetres
End bit – width152 millimetres
Blade pull – base GVW9108 kilograms
Blade pull – maximum GVW13379 kilograms
Down pressure – base GVW7278 kilograms
Down pressure – maximum GVW13963 kilograms

Caterpillar 140K blade range

Circle centreshift, right728 millimetres
Circle centreshift, left752 millimetres
Moldboard sideshift, right663 millimetres
Moldboard sideshift, left512 millimetres
Maximum blade position angle90 degrees
Blade tip range, forward40 degrees
Blade tip range, backward5 degrees
Maximum shoulder reach outside of tyres, right1978 millimetres
Maximum shoulder reach outside of tyres, left1896 millimetres
Maximum lift above ground480 millimetres
Maximum depth of cut735 millimetres

Caterpillar 140K ripper

Ripping depth, maximum462 millimetres
Ripper shank holders5
Ripper shank holder spacing533 millimetres
Penetration force8694 kilograms
Pryout force11673 kilograms
Machine length increase, beam raised970 millimetres

Caterpillar 140K scarifier

Mid, V-Type: Working width1184 millimetres
Mid, V-Type: Scarifying depth, maximum229 millimetres
Mid, V-Type: Scarifier shank holders11
Mid, V-Type: Scarifier shank holder spacing116 millimetres
Rear: Working width2300 millimetres
Rear: Scarifying depth, maximum266 millimetres
Rear: Scarifier shank holders9
Rear: Scarifier shank holder spacing267 millimetres

Caterpillar 140K tandems

Height506 millimetres
Width201 millimetres
Sidewall thickness, inner16 millimetres
Sidewall thickness, outer18 millimetres
Drive chain pitch51 millimetres
Wheel axle spacing1522 millimetres
Tandem oscillation, front up15 degrees
Tandem oscillation, front down25 degrees

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For more information about the range of refurbished Caterpillar 140G140H and 140K motor graders available from KH Plant, contact us online or call one of our representatives on +27 83 274 4882.