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#Cat d4 7u series

The Caterpillar D4 was used as the base tractor for the Trackson built loader that was known as the T4 or Traxcavator shovel.

Caterpillar D4 - 1945-47 (5T) with 4-cylinder D4400 engine.

Caterpillar D4 - 1943-45 (2T) with 4-cylinder D4400 engine.

Caterpillar D4 - 1939-43 (7J) with 4-cylinder D4400 engine.

All of our undercarriage parts come backed by a 3 year, 4,000 hour warranty.

#Cat d4 7u series

CAT D4 Bulldozer Undercarriage Parts We supply undercarriage parts and complete undercarriages for the Caterpillar D4 series bulldozer.

Caterpillar D4 - 1937-39 (4G) with 4-cylinder D4400 engine We supplied both sides of his dozer with 41 link salt tracks assembled with 25 single grouser pads.Caterpillar RD4 - 1936-37 (4G) with 4-cylinder D4400 engine.The later D4 series engines quickly increased in power, so the number "4" just became a figure of merit rather than indicating actual engine power. The D4 U series was fitted with the more powerful D315 engine. At the time of introduction of the RD4, the D4400 engine produced about 43 horsepower (32 kW) at the drawbar so the 4 indicated the relative engine power. In 1937 the "R" was dropped, and just a "D" was used for the diesel versions. In 1935 Caterpillar had started the naming convention of "RD" for diesel or "R" for regular gasoline, followed by a number to indicate the relative engine size. 1958 cat d4 7u for sale - cat d4, 7u series, 24v direct start exellent uc, starts and operates a1, hyd blade, 540 pto, rear 2 spool hyd, straight shift. The RD4 originally weighed in at 10,000 pounds (4,500 kg), and used Caterpillar's D4400 engine, an inline four-cylinders, with a 4.25 by 5.50 inches (108 mm × 140 mm) bore and stroke. The Caterpillar D4 track-type tractor is a small bulldozer manufactured by Caterpillar Inc.Ĭaterpillar first introduced the RD4 in 1936 as the diesel follow on to the successful CAT 30 gas model. 1953 Caterpillar D4 7U, 18 pads, starts, runs and operates as it should.

Antique Caterpillar Machinery Owners Club. Small bulldozer Caterpillar D4H LGP (Low Ground Pressure) model, Eschborn, Germany. The D4 7U have 1 plug under the flywell and one for the transmission and bevel gear together and have one plug each side final drive inspection cover and one under each stering cluch and it is the same plug L-827.