The Caterpillar D6 track-type tractor is a medium bulldozer manufactured by Caterpillar Inc. with a nominal operating weight of 18 short tons (16 t). The military versions were classified as the SNL G152 medium tractor, under the G-numbers classification system used for army tractors. [1]

Aug 23, 2017 · 1935 Caterpillar RD6 Antique Dozer sold on Aug 23, 17 10:24 AM CDT at BigIron Auctions.

May 3, 2016 · For over 80 years, the Caterpillar D6 has been the backbone of the medium size Cat track type tractor range. Here is an overview of how things got started. By Richard Campbell.

Nov 15, 2009 · There is some discussion about whether it is properly called an RD-6 or simply a D-6. Call it what you may. Introduced in 1935 as a more powerful replacement for the Cat 40, Cat manufactured the serial number family called the "2H" series for the first 2 …

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The Caterpillar RD 6 Diesel Crawler Tractor was powered by a six cylinder diesel engine of 78 h.p. at the belt pulley. Starting was by the means of a two cylinder horizontally opposed petrol powered donkey engine.

Jan 22, 2009 · The RD6 is a genuine antique Cat, and was built from 1935 to 1941. It was based on the earlier Diesel Forty, but had many engineering improvements. The RD6 came in two versions - the very early 5E S/N prefix .. of which only a handful were built.

I have a Cat RD6 in my tractor collection. The guy who had it before me tried to restore it and didn't do such a great job. The engine hasn't run in about 8 years, the engine is full of diesel, and I heard that when this guy had it running it ran like crap.

Nov 1, 2023 · TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999. https://catpublications.com/ - Official …

It had a more powerful 3 cylinder Cat D6600 55 horsepower engine with five track wheels. It was offered in a 56inch standard and 74inch wide gauge track option. The RD6 was considered a standout all-round performer.