Deutz-Fahr DX 4.30 vs International Harvester 666
9 material differences · fewer than 12
Which should you choose?
We will not advise between these two machines, because the drive differs (Two-wheel or four-wheel drive; 2WD); they were not built in overlapping years (1983–1989; 1972–1976). The figures below are side by side so you can judge them yourself; each says whether it was measured, claimed or declared by its source.
Field by field
9 material differences · 2 fields identical or within 5%, which is not counted as material
| Field | DX 4.30 | 666 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 73.6 hp | 66.1 hp | +11% DX 4.30 |
| Engine declared | KHD F4L 913 | INTERNATIONAL HARVESTER C-291 | differs |
| Displacement declared | 4.09 L | — | — |
| Maximum torque declared | 196 lb·ft · 266 N·m | — | — |
| Transmission | |||
| Top speed declared | 18.6–24.9 mph · 30–40 km/h | 18.6 mph · 30 km/h | differs |
| Clutch declared | — | Pedal-operated dry single-plate clutch | — |
| Hydraulics & hitch | |||
| Pump flow declared | — | 12.0 gpm · 45.5 L/min | — |
| Three-point lift at ends declared | 8,378 lb · 3,800 kg | — | — |
| Rear PTO speeds declared | 540/1000 rpm | 540 rpm | differs |
| Weight & dimensions | |||
| Unladen weight declared | 8,642 lb · 3,920 kg | 8,199 lb · 3,719 kg | +5% DX 4.30 |
| Wheelbase declared | 94.5 in · 2,400 mm | 103.0 in · 2,616 mm | +9% 666 |
| Length declared | 163.0 in · 4,140 mm | 161.0 in · 4,089 mm | — |
| Width declared | 90.6 in · 2,300 mm | 87.0 in · 2,210 mm | — |
| Height declared | 103.0 in · 2,615 mm | 77.0 in · 1,956 mm | +34% DX 4.30 |
| Ground clearance declared | 16.7 in · 425 mm | 21.0 in · 533 mm | +25% 666 |
| Turning radius, braked declared | 13.7 ft · 4.17 m | 12.0 ft · 3.66 m | +14% DX 4.30 |
| Fuel tank declared | 132.1 qt · 125 L | 123.9 qt · 117.3 L | +7% DX 4.30 |
Deutz-Fahr DX 4.30 sources
Source
- Source: Traktorenlexikon, “Deutz-Fahr DX 4.30”
- Source: Traktorenlexikon, “Deutz-Fahr DX 3.90”
International Harvester 666 sources
Source
- Source: Traktorenlexikon, “IHC 666”
- Source: Traktorenlexikon, “Farmall Farmall 756”
- Source: Traktorenlexikon, “Farmall Farmall 666”