| Production | |
| Manufacturer | Caterpillar |
| Agricultural Crawler tractor | |
| Built in Peoria, Illinois, USA | |
| Total built | 2418 (total) |
|   | 83 (5E) |
|   | 1185 (4J) |
|   | 1150 (6J) |
| Caterpillar R2 Engines | |
| Caterpillar 4.1L 4-cyl gasoline | |
| Caterpillar 3.6L 4-cyl gasoline | |
| Fuel tank | 20 gal 75.7 L |
| Caterpillar R2 Transmissions | |
| 3-speed gear | |
| 5-speed gear | |
| Caterpillar R2 Power | |
| Drawbar (tested) | 27.15 hp 20.2 kW |
| Belt (tested) | 32.47 hp 24.2 kW |
| Mechanical | |
| Drive | crawler |
| Open operator station. | |
| Photos | |
![]() | |
| Dimensions & Tracks | |
| Weight | 6350 lbs 2880 kg |
| 13-inch tracks | |
| R2 Serial Number Location | |
![]() | |
| Serial number plate on the left side of the R-2 engine, below the rear spark plug. |
| Belt Pulley | |
| Diameter | 10.5 inches 26 cm |
| Width | 6.5 inches 16 cm |
| RPM | 950 |
| References | |
![]() | |
| R2 Tractor published in 1938, by Caterpillar |
| Page information | |
![]() | |
| Copyright 2024 TractorData.com® | |
| TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999. | |
| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on July 1, 2022 | |
| https://catpublications.com/ - Official operator manuals from Caterpillar. |