
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; Diesel Sixty is in the 97th · 53 models
Diesel Forty is in the 21st percentile; Diesel Sixty is in the 50th · 55 models
Diesel Forty is in the 30th percentile; Diesel Sixty is in the 11th · 43 models
Diesel Forty is in the 62nd percentile; Diesel Sixty is in the 83rd · 49 models
Full comparison
| Spec | Caterpillar Diesel Forty | Caterpillar Diesel Sixty | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Caterpillar | Same |
| Model | Diesel Forty | Diesel Sixty | — |
| Category | Industrial | Industrial | Same |
| Spec | Caterpillar Diesel Forty | Caterpillar Diesel Sixty | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Caterpillar | Same |
| Model | D6600 | Not recorded | — |
| Rated RPM | 1,000RPM | 700RPM | ▲ Diesel Forty+300 RPM · +43% |
| Cylinders | 3 | 4 | ▲ Diesel Sixty+1 · +33% |
| Displacement | 624ci | 1,090ci | ▲ Diesel Sixty+466 ci · +75% |
| Bore | 5.8in | 6.1in | ▲ Diesel Sixty+0.3 in · +5% |
| Stroke | 8in | 9.3in | ▲ Diesel Sixty+1.3 in · +16% |
| Spec | Caterpillar Diesel Forty | Caterpillar Diesel Sixty | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
| Spec | Caterpillar Diesel Forty | Caterpillar Diesel Sixty | Difference |
|---|---|---|---|
| Width | 16in | Not recorded | — |
| Operating Weight | 15,642lb | 24,390lb | ▲ Diesel Sixty+8,748 lb · +56% |
Category context