Caterpillar D6B Crawler Tractor
The Caterpillar D6B crawler tractor was introduced in 1959 in the USA as the replacement for the D6A. Production began in Australia in 1960 and in Japan in 1966.
It is available in two configurations: the standard model, given a 37A prefix, has a track gauge of 60 inches (152 cm), the same as its predecessor; the Low Ground Pressure (LGP) configuration, given a 44A prefix, has a track gauge of 74 inches (188 cm), also the same as its predecessor.
The Australian D6B has a D315 six-cylinder engine producing 90 FWHP. Its standard model, given 57A prefix, has a track gauge of 74 inches (188 cm). Its LGP unit, given a 56A prefix, has a track gauge of 90 inches (229 cm).
The Japanese D6B has a D333 six-cylinder engine producing 93 FWHP. Its standard model, given a 37H prefix, has a track gauge of 74 inches (188 cm). Its LGP unit, given a 38H prefix, has a track gauge of 81 inches (206 cm).
In 1961, the American D6Bs had their horsepower increased.
Production of the D6B ended in the USA in 1963, in Australia in 1966, and in Japan in 1967.
The Caterpillar D6B was replaced by the Caterpillar D5.
Based on data from the sales database of Ritchie Bros. Auctioneers, it is estimated that more than 15,900 Caterpillar D6B crawler tractors have been produced.
|Total = 15,905|