
CaterpillarModel A
Caterpillar Diesel Forty
Industrial
- power
- Not recorded
- displacement
- 624 ci
- Cylinders
- 3
- Forward gears
- 4
Head to head · Industrial

Industrial

Industrial
How they compare
Diesel Forty is in the 75th percentile; Fifteen is in the 41st · 53 models
Diesel Forty is in the 21st percentile; Fifteen is in the 50th · 55 models
Diesel Forty is in the 30th percentile; Fifteen is in the 11th · 43 models
Diesel Forty is in the 62nd percentile; Fifteen is in the 32nd · 49 models
Full comparison
| Spec | Caterpillar Diesel Forty | Caterpillar Fifteen | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Caterpillar | Same |
| Model | Diesel Forty | Fifteen | — |
| Category | Industrial | Industrial | Same |
| Spec | Caterpillar Diesel Forty | Caterpillar Fifteen | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Caterpillar | Same |
| Model | D6600 | 3.6L 4-cyl gasoline | — |
| Rated RPM | 1,000RPM | 1,250RPM | ▲ Fifteen+250 RPM · +25% |
| Cylinders | 3 | 4 | ▲ Fifteen+1 · +33% |
| Displacement | 624ci | 220ci | ▲ Diesel Forty+404 ci · +184% |
| Bore | 5.8in | 3.8in | ▲ Diesel Forty+2 in · +53% |
| Stroke | 8in | 5in | ▲ Diesel Forty+3 in · +60% |
| Spec | Caterpillar Diesel Forty | Caterpillar Fifteen | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
| Spec | Caterpillar Diesel Forty | Caterpillar Fifteen | Difference |
|---|---|---|---|
| Length | Not recorded | 104in | — |
| Width | 16in | 57.8in | ▲ Fifteen+41.8 in · +261% |
| Height | Not recorded | 58in | — |
| Operating Weight | 15,642lb | 5,500lb | ▲ Diesel Forty+10,142 lb · +184% |
Category context