- Vehicle type: unspecified
- Rigid chassis
- WhichTractor size: Standard-size
- No lab test on file
- 1954–1957
- 69 built
It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category
We looked and the record does not say what this machine is. How we decide what a machine is
Fahr D 400C specs: hp, weight, years
KHD F3L 514 three-cylinder diesel. The manufacturer claimed 44.1 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.
Engine power, claimed · gross or net not stated
44.1 hp
32.9 kW as stated by the source
No lab test on file
Claimed · standard not stated by the source
Source · Traktorenlexikon, “Fahr D 400 C”, claimed
This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.
- Weight
- 5,666 lb
- Hyd. flow
- 4.9 gpm
- Top speed
- 12.9–18.6 mph
Fahr D 400C specs: key facts
The Fahr D 400C was built from 1954 to 1957.
The Fahr D 400C has a claimed engine power (gross or net not stated) of 32.9 kW (44.1 hp); it has no measured PTO figure.
The Fahr D 400C is two-wheel drive (2WD).
The Fahr D 400C has a KHD F3L 514 engine, a 3-cylinder 3.99 L diesel unit.Source 2
The Fahr D 400C weighs 2,570 kg (5,666 lb) unladen.
The Fahr D 400C has a dependent rear PTO running at 575 rpm.
The hydraulic pump of the Fahr D 400C delivers 18.5 L/min (4.9 gpm).
Source · Traktorenlexikon, “Fahr D 400 C”
How does the D 400C compare with its class?
- Strength:
A maximum engine torque of 223 N·m is high for its class — 41% above the median of 158 N·m across the 204 machines within 10% of its power that hold this figure.
- Limitation:
Five forward gears is low for its class — 38% below the median of 8 across the 273 machines within 10% of its power that hold this figure.
Derived by WhichTractor from 276 comparable records. How we work this out

How much horsepower does a D 400C have?
The only figure for the D 400C is 44.1 hp (32.9 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.
Source · Traktorenlexikon, “Fahr D 400 C”
What engine is in a D 400C?
A D 400C has a KHD F3L 514, a 3-cylinder 3.99 L diesel engine.
| Make & model | KHD F3L 514Source 2 |
|---|---|
| Cylinders | 3, air-cooledSource 2 |
| Displacement | 243.5 ci · 3.99 LSource 2 |
| Max torque | 164 lb·ft · 223 N·m @ 1,100 rpm |
| Electrical system | 12 V |
Source · Traktorenlexikon, “Fahr D 400 C”
How much will a D 400C lift, and what is its hydraulic flow?
Hydraulic and PTO specifications for the D 400C are below.
| Pump flow | 4.9 gpm · 18.5 L/min |
|---|---|
| Pressure | 1,707 psi · 118 bar |
| Rear PTO | Dependent, transmission-driven, 575 rpm |
| PTO shaft | 29 x 34,9 x 8,7 mm |
Source · Traktorenlexikon, “Fahr D 400 C”
What transmission does a D 400C have?
Transmission specifications for the D 400C are below.
| Clutch | Pedal operated dry Fichtel & Sachs single-plate clutch |
|---|---|
| Steering | ZF independent wheel steering |
| Top speed | 12.9–18.6 mph · 20.8–30.0 km/h |
Source · Traktorenlexikon, “Fahr D 400 C”
How much does a D 400C weigh?
A D 400C weighs 5,666 lb (2,570 kg) unladen.
| Unladen weight | 5,666 lb · 2,570 kg |
|---|---|
| Maximum permissible mass | 8,818 lb · 4,000 kg |
| Maximum front axle load | 3,086 lb · 1,400 kg |
| Maximum rear axle load | 5,952 lb · 2,700 kg |
| Wheelbase | 82.7 in · 2,100 mm |
| Length | 134.3 in · 3,410 mm |
| Width | 73.4 in · 1,865 mm |
| Height | 91.5 in · 2,325 mm |
| Ground clearance | 16.2 in · 412 mm |
| Front track | 63.0–74.8 in · 1,600–1,900 mm |
| Rear track | 59.1–69.0 in · 1,500–1,752 mmthe article lists alternatives |
| Turning radius, braked | 12.0 ft · 3.65 m |
Source · Traktorenlexikon, “Fahr D 400 C”
What oil does a D 400C take, and how much?
A D 400C engine takes 7.9 qt (7.5 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.
| System | Capacity |
|---|---|
| Engine oil | 7.9 qt · 7.5 LSource: Traktorenlexikon, “Fahr D 400 C” · single source, not independently verified |
| Transmission | 0.4 qt · 0 LSource: Traktorenlexikon, “Fahr D 400 C” · single source, not independently verified |
| Hydraulic | 3.7 qt · 3.5 LSource: Traktorenlexikon, “Fahr D 400 C” · single source, not independently verified |
Always confirm against the operator’s manual for your machine before service.
Which tractors compare with a D 400C?
Within 10% of its 44.1 hp of claimed engine power, the same type, and first built within 15 years of it.
- Hanomag R 45 A/AE44.1 hp engine, claimed · 1950–1957Side by side with the D 400C →
- Hürlimann D-90 Super-Spezial44.1 hp engine, claimed · 1958–1966Side by side with the D 400C →
- Güldner G 45 (S)44.1 hp engine, claimed · 1965–1969Side by side with the D 400C →
- Güldner G 45 A (S)44.1 hp engine, claimed · 1965–1969Side by side with the D 400C →
- Hürlimann D-100 Allrad44.1 hp engine, claimed · 1966–1971Side by side with the D 400C →
- Hürlimann D-100 S/L44.1 hp engine, claimed · 1966–1971Side by side with the D 400C →
Common questions about the Fahr D 400C
Is a D 400C two-wheel drive or four-wheel drive?
The Fahr D 400C is two-wheel drive (2WD).
What PTO does a D 400C have?
A D 400C has a dependent 575 rpm rear PTO on a 29 x 34,9 x 8,7 mm shaft.
Sources and how this page was built
Compiled from Traktorenlexikon, “Fahr D 45 L”; and Traktorenlexikon, “Fahr D 400 C”.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- Traktorenlexikon: Fahr D 400 C — CC BY-SA 4.0, WIKIBOOKS-TL-43359 · revision 1078528. Wikibooks contributors (Traktorenlexikon). Original document
- Traktorenlexikon: Fahr D 45 L — CC BY-SA 4.0, WIKIBOOKS-TL-43354 · revision 1078527. Wikibooks contributors (Traktorenlexikon). Original document