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CaterpillarModel A
Caterpillar R4
Agricultural
- power
- Not recorded
- displacement
- 461 ci
- Cylinders
- 4
- Forward gears
- 5
Head to head · Agricultural
Agricultural

Standard Tread
How they compare
R4 is in the 83rd percentile; Thirty is in the 83rd · 1,083 models
R4 is in the 31st percentile; Thirty is in the 31st · 1,130 models
R4 is in the 7th percentile; Thirty is in the 7th · 972 models
Full comparison
| Spec | Caterpillar R4 | Caterpillar Thirty | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Caterpillar | Same |
| Model | R4 | Thirty | — |
| Category | Agricultural | Standard Tread | — |
| Spec | Caterpillar R4 | Caterpillar Thirty | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Caterpillar | Same |
| Rated RPM | 1,400RPM | 1,400RPM | Same |
| Cylinders | 4 | 4 | Same |
| Displacement | 461ci | 461ci | Same |
| Bore | 4.8in | 4.3in | ▲ R4+0.5 in · +12% |
| Stroke | 6.5in | 5.5in | ▲ R4+1 in · +18% |
| Spec | Caterpillar R4 | Caterpillar Thirty | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
| Spec | Caterpillar R4 | Caterpillar Thirty | Difference |
|---|---|---|---|
| Width | Not recorded | 30in | — |
Category context