• WhichTractor size: Standard-size
  • No lab test on file
  • 1958–1959

WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

Deutz D 40 specs: hp, weight, years

KHD F3L 712 three-cylinder diesel. The manufacturer claimed 34.3 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

34.3 hp

25.6 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Deutz D 40”, 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
3,858 lb
Top speed
12.4 mph

Deutz D 40 specs: key facts

  • The Deutz D 40 was built from 1958 to 1959.

  • The Deutz D 40 has a claimed engine power (gross or net not stated) of 25.6 kW (34.3 hp); it has no measured PTO figure.

  • The Deutz D 40 is two-wheel drive (2WD).Source 2

  • The Deutz D 40 has a KHD F3L 712 engine, a 3-cylinder 2.55 L diesel unit.Source 3

  • The Deutz D 40 weighs 1,750 kg (3,858 lb) unladen.

  • The Deutz D 40 has a dependent rear PTO running at 555 rpm.

  • The hydraulic pump of the Deutz D 40 delivers 19.0 L/min (5.0 gpm).Source 2

Source · Traktorenlexikon, “Deutz D 40”

How much horsepower does a Deutz D 40 have?

The only figure for the Deutz D 40 is 34.3 hp (25.6 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)
34.3 hp

Source · Traktorenlexikon, “Deutz D 40”

What engine is in a Deutz D 40?

A Deutz D 40 has a KHD F3L 712, a 3-cylinder 2.55 L diesel engine.

Engine — Deutz D 40 engine specifications
Make & modelKHD F3L 712Source 3
Cylinders3, air-cooledSource 3
Displacement155.6 ci · 2.55 LSource 3
Max torque94 lb·ft · 127 N·m @ 1,600 rpmSource 2
InjectionL'Orange swirl chamber procedureSource 2On record for 1 of 2 configurations
Electrical system12 V

Source · Traktorenlexikon, “Deutz D 40”

How much will a Deutz D 40 lift?

Hydraulic and PTO specifications for the Deutz D 40 are below.

Hydraulics & PTO — Deutz D 40 hydraulics and PTO specifications
Pump flow5.0 gpm · 19.0 L/minSource 2On record for 1 of 2 configurations
Pressure1,707 psi · 118 bar
Hitch categoryCategory 1
Rear PTODependent, transmission-driven, 555 rpmGround-speed PTO available
PTO shaft29 x 34,9 x 8,7 mm (Form-A)

Source · Traktorenlexikon, “Deutz D 40”

What transmission does a Deutz D 40 have?

Transmission specifications for the Deutz D 40 are below.

Transmission — Deutz D 40 transmission specifications
ClutchPedal operated dry single-plate clutch by Fichtel & Sachs type G-22 Z
SteeringMechanical ZF Gemmer steering
Top speed12.4 mph · 20.0 km/h

Source · Traktorenlexikon, “Deutz D 40”

How much does a Deutz D 40 weigh?

A Deutz D 40 weighs 3,858 lb (1,750 kg) unladen.

Weights & dimensions — Deutz D 40 weights and dimensions
Unladen weight3,858 lb · 1,750 kg
Maximum front axle load1,984 lb · 900 kg
Maximum rear axle load4,189 lb · 1,900 kg
Wheelbase83.0 in · 2,109 mm
Length131.9 in · 3,350 mm
Width61.1 in · 1,552 mm
Height66.1 in · 1,680 mm
Ground clearance15.6 in · 395 mm
Front track50.4–56.1 in · 1,280–1,424 mmthe article lists alternatives
Rear track49.2–59.1 in · 1,250–1,502 mmthe article lists alternatives
Turning radius, braked10.5 ft · 3.20 m

Source · Traktorenlexikon, “Deutz D 40”

What oil does a Deutz D 40 take, and how much?

A Deutz D 40 engine takes 9.5 qt (9 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

Deutz D 40 fluid capacities, grades and service intervals
SystemCapacity
Engine oil9.5 qt · 9 LSource: Traktorenlexikon, “Deutz D 40” · single source, not independently verified
Transmission3.2 qt · 3 LSource: Traktorenlexikon, “Deutz D 40” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with a Deutz D 40?

Within 10% of its 32.80 hp at the PTO as the maker claimed it, with no laboratory test on file, the same type, and first built within 15 years of it.

Common questions about the Deutz D 40

Is a Deutz D 40 two-wheel drive or four-wheel drive?

The Deutz D 40 is two-wheel drive (2WD).

What PTO does a Deutz D 40 have?

A Deutz D 40 has a dependent 555 rpm rear PTO on a 29 x 34,9 x 8,7 mm (Form-A) shaft.

Sources and how this page was built

Compiled from Traktorenlexikon, “Deutz D 40”; Traktorenlexikon, “Deutz D 40 S”; and Traktorenlexikon, “Deutz D 40.1”.

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: Deutz D 40 — CC BY-SA 4.0, WIKIBOOKS-TL-102066 · revision 900341. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Deutz D 40 S — CC BY-SA 4.0, WIKIBOOKS-TL-102069 · revision 1001702. Wikibooks contributors (Traktorenlexikon). Original document
  3. Traktorenlexikon: Deutz D 40.1 — CC BY-SA 4.0, WIKIBOOKS-TL-46475 · revision 1073408. Wikibooks contributors (Traktorenlexikon). Original document