• 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.

Engine, claimed (gross/net not stated)
44.1 hp

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.

Engine — D 400C engine specifications
Make & modelKHD F3L 514Source 2
Cylinders3, air-cooledSource 2
Displacement243.5 ci · 3.99 LSource 2
Max torque164 lb·ft · 223 N·m @ 1,100 rpm
Electrical system12 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.

Hydraulics & PTO — D 400C hydraulics and PTO specifications
Pump flow4.9 gpm · 18.5 L/min
Pressure1,707 psi · 118 bar
Rear PTODependent, transmission-driven, 575 rpm
PTO shaft29 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.

Transmission — D 400C transmission specifications
ClutchPedal operated dry Fichtel & Sachs single-plate clutch
SteeringZF independent wheel steering
Top speed12.9–18.6 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.

Weights & dimensions — D 400C weights and dimensions
Unladen weight5,666 lb · 2,570 kg
Maximum permissible mass8,818 lb · 4,000 kg
Maximum front axle load3,086 lb · 1,400 kg
Maximum rear axle load5,952 lb · 2,700 kg
Wheelbase82.7 in · 2,100 mm
Length134.3 in · 3,410 mm
Width73.4 in · 1,865 mm
Height91.5 in · 2,325 mm
Ground clearance16.2 in · 412 mm
Front track63.0–74.8 in · 1,600–1,900 mm
Rear track59.1–69.0 in · 1,500–1,752 mmthe article lists alternatives
Turning radius, braked12.0 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.

D 400C fluid capacities, grades and service intervals
SystemCapacity
Engine oil7.9 qt · 7.5 LSource: Traktorenlexikon, “Fahr D 400 C” · single source, not independently verified
Transmission0.4 qt · 0 LSource: Traktorenlexikon, “Fahr D 400 C” · single source, not independently verified
Hydraulic3.7 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.

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 checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: Fahr D 400 C — CC BY-SA 4.0, WIKIBOOKS-TL-43359 · revision 1078528. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Fahr D 45 L — CC BY-SA 4.0, WIKIBOOKS-TL-43354 · revision 1078527. Wikibooks contributors (Traktorenlexikon). Original document