Which should you choose?
Read our verdict on the D 38 and the D 40 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.
Field by field
5 material differences · 7 fields identical or within 5%, which is not counted as material
| Field | D 38 | D 40 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 21.6 hp | 21.6 hp | — |
| Engine declared | KHD F2M 414 | KHD F2M 414 | — |
| Displacement declared | 2.20 L | 2.20 L | — |
| Maximum torque declared | 88 lb·ft · 120 N·m | — | — |
| Transmission | |||
| Top speed declared | 12.4 mph · 20 km/h | 12.0 mph · 19.3 km/h | — |
| Clutch declared | Single-plate dry clutch by Lanz or Fichtel & Sachs | Single dry clutch | differs |
| Hydraulics & hitch | |||
| Rear PTO speeds declared | 550 rpm | 540 rpm | differs |
| Weight & dimensions | |||
| Unladen weight declared | 3,527 lb · 1,600 kg | 3,086 lb · 1,400 kg | +14% D 38 |
| Wheelbase declared | 70.9 in · 1,800 mm | 68.9 in · 1,750 mm | — |
| Length declared | 114.2 in · 2,900 mm | 100.8 in · 2,560 mm | +13% D 38 |
| Width declared | 60.6 in · 1,540 mm | 59.1 in · 1,500 mm | — |
| Height declared | 61.0 in · 1,550 mm | 63.0 in · 1,600 mm | — |
| Ground clearance declared | 14.2 in · 360 mm | 10.2 in · 260 mm | +38% D 38 |
| Turning radius, braked declared | 4.1 ft · 1.25 m | — | — |
| Fuel tank declared | — | 40.2 qt · 38 L | — |
HELA D 38 sources
Source
- Source: Traktorenlexikon, “HELA D38 (1938)”
- Source: Traktorenlexikon, “Fahr D 22”
HELA D 40 sources
Source
- Source: Traktorenlexikon, “HELA D40 (1939-1943)”
- Source: Traktorenlexikon, “Fahr D 22”