
CaterpillarModel A
Caterpillar Forty
Standard Tread
- power
- Not recorded
- displacement
- 485 ci
- Cylinders
- 4
- Forward gears
- 4
Head to head · Standard Tread

Standard Tread
Agricultural
How they compare
Forty is in the 66th percentile; Thirty-Five is in the 66th · 353 models
Forty is in the 50th percentile; Thirty-Five is in the 50th · 341 models
Forty is in the 88th percentile; Thirty-Five is in the 86th · 297 models
Full comparison
| Spec | Caterpillar Forty | Caterpillar Thirty-Five | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Caterpillar | Same |
| Model | Forty | Thirty-Five | — |
| Category | Standard Tread | Agricultural | — |
| Spec | Caterpillar Forty | Caterpillar Thirty-Five | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Caterpillar | Same |
| Model | Not recorded | 8.0L 4-cyl gasoline | — |
| Rated RPM | 850RPM | 850RPM | Same |
| Cylinders | 4 | Not recorded | — |
| Displacement | 485ci | 485ci | Same |
| Bore | 5in | 4.9in | ▲ Forty+0.1 in · +2% |
| Stroke | 6.5in | 6.5in | Same |
| Spec | Caterpillar Forty | Caterpillar Thirty-Five | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
| Spec | Caterpillar Forty | Caterpillar Thirty-Five | Difference |
|---|---|---|---|
| Width | 8.3in | Not recorded | — |
| Operating Weight | 13,625lb | 12,830lb | ▲ Forty+795 lb · +6% |
Category context