Equipment Specs

Caterpillar 140G Motor Grader

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Caterpillar Motor Graders
Equipment Specifications - RitchieSpecs
Free specifications for all classes of equipment
Caterpillar 140G 4x4
Caterpillar 140G VHP
Caterpillar 140G
Caterpillar 140G
Caterpillar 140G controls
The Caterpillar 140G motor grader was introduced in 1974 in the USA and Canada. Production began in Australia a year later, and Brazil in 1987.

[edit] Features

The 140G has a 3306 turbocharged, six-cylinder engine producing 150 flywheel horsepower (FWHP).

The 140G was manufactured in the USA, with a 72V serial number prefix; in Canada, with a 81V prefix; in Australia, with a 13W prefix; and in Brazil, with a 5MD prefix.

The American unit has a direct drive and powershift transmission. It comes standard with an articulated frame, full hydraulic controls, oil disc brakes, and a dual circuit air brake system.

The Canadian unit has 170 FWHP. It comes standard with articulated steering and tandem drive.

The Australian and Brazilian units have direct drive transmission. They come standard with tandem drive, side shift, differential lock, and a cab.

[edit] Modifications

In 1975 Caterpillar added a 19-amp alternator, beginning with 72V01033.

In 1976 a blade tip was made standard on the Australian unit, beginning with 13W00293. A rollover protection system was added to the Canadian unit, beginning with 81V00463. A fuel system water separator was added, beginning with 72V01450. Rimpull was increased, beginning with 13W00303 and 72V01546.

In 1977 Cat added an electric service meter, beginning with 72V02121.

In 1977 and 1978 a six-shoe drawbar was made standard, beginning with 13W00335 and 72V02614. At the same time the 13W unit received a fuel line water separator.

In 1978 the Canadian unit received a water separator, beginning with 81V00723.

Production ended in Canada in 1980.

In 1980 a 3306 direct injection engine with a scroll metering fuel system (SMFS) was installed, beginning with 13W00425 and 72V04231.

In 1981 an electronic monitoring system was added and a low profile cab was made standard, beginning with 13W00446 and 72V04837.

In 1982 Cat modified the circle and drawbar, beginning with 72V05801.

In 1983 the SMFS was modified, beginning with 72V06670.

In 1984 variable horsepower became available, beginning with 72V07183.

In 1986 moldboard curvature was changed, beginning with 72V09829.

In 1987 new load sensing hydraulics were installed and an electric system update was done, beginning with 13W00741 and 72V10334. At the same time the American unit received a 50-amp alternator.

In 1989 belted steps were added, beginning with 72V12364. Cat modified the static seat with a height adjuster, beginning with 72V12386.

In 1993 the electric horn was replaced with an air horn, beginning with 72V15254. The air conditioning refrigerant was changed to R-134A, beginning with 5MD02454 and 72V15940.

Production ended in the USA in 1995.

Production ended in Australia and Brazil in 1996.

Based on data from the sales database of Ritchie Bros. Auctioneers, it is estimated that more than 25,100 Caterpillar 140G motor graders have been produced.

Highest Serial #
13W 00990
5MD 03911
81V 02487
72V 17735
Total = 25,123