Caterpillar D4
| | 1938 - 1959 |
|
| Agricultural Crawler tractor |
|
| Production |
| Manufacturer: | Caterpillar
|
| Type: | Agricultural Crawler tractor
|
| Factory: | Peoria, Illinois, USA
|
| Variants |
| D4 6U: | 44-inch
|
| D4 7U: | 60-inch
|
| Caterpillar D4 Power |
| Engine: | 63 hp
47.0 kW
|
| Drawbar (claimed): | 50 hp
37.3 kW
|
| Belt (claimed): | 57 hp
42.5 kW
|
| Drawbar (tested): | 50.18 hp
37.4 kW
|
| Belt (tested): | 58.88 hp
43.9 kW
|
| power test details ... |
| Mechanical |
| Chassis: | crawler
|
| Steering: | manual clutches
|
| Cab: | Open operator station.
|
| Transmission: | 5-speed gear
|
 Transmission details ... |
| D4 Serial Numbers |
| 1947: | 6U1/7U1
|
| 1948: | 6U1166/7U1798
|
| 1949: | 6U2309/7U4258
|
| 1950: | 6U3783/7U8028
|
| 1951: | 6U5811/7U11888
|
| 1952: | 6U7131/7U16009
|
| 1953: | 6U8256/7U26193
|
| 1954: | 6U9699/7U26194
|
| 1955: | 6U10532/7U30584
|
| 1956: | 6U11305/7U35570
|
| 1957: | 6U11888/7U39597
|
| 1958: | 6U12393/7U42013
|
| 1959: | 6U12504/7U42726
|
| 1958: | 29A1/30A1
|
| 1959: | 30A175
|
how to read serial numbers...
|
| External Links |
| Caterpillar D-4: A story on the use of a D-4 by VanNatta Forestry |
| Page information |
| Last update: | May 31, 2022
|
| Copyright: | Copyright 2022 TractorData LLC
|
| Contact: | Peter@TractorData.com
|
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Engine details ...
Caterpillar D4 photos...
Full dimensions and tracks ...