WhichTractor
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1971–1975

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

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

Fiat 750-S (DT) specs: hp, weight, years

O.M.-FIAT CO 3/70 four-cylinder diesel. The manufacturer claimed 78.9 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

78.9 hp

58.8 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Fiat 750 S/750 S/DT”, 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
7,275 lb
3-point lift
4,630 lb
Hyd. flow
7.3 gpm
Top speed
14.9 mph

Fiat 750-S (DT) specs: key facts

  • The Fiat 750-S (DT) was built from 1971 to 1975.

  • The Fiat 750-S (DT) has a claimed engine power (gross or net not stated) of 58.8 kW (78.9 hp); it has no measured PTO figure.

  • The Fiat 750-S (DT) was offered in two-wheel-drive and four-wheel-drive versions.

  • The Fiat 750-S (DT) has a O.M.-FIAT CO 3/70 engine, a 4-cylinder 4.56 L diesel unit.Source 2

  • The Fiat 750-S (DT) weighs 3,300 kg (7,275 lb) unladen.

  • The Fiat 750-S (DT) has an independent rear PTO running at 540 rpm / 1000 rpm.

  • The three-point hitch of the Fiat 750-S (DT) lifts 2,100 kg (4,630 lb) at the lower-link ends.

  • The hydraulic pump of the Fiat 750-S (DT) delivers 27.5 L/min (7.3 gpm).

Source · Traktorenlexikon, “Fiat 750 S/750 S/DT”

How does the 750-S (DT) compare with its class?

  • Limitation:

    A hydraulic pump flow of 27.5 L/min is low for its class — 37% below the median of 43.7 L/min across the 296 machines within 10% of its power that hold this figure.

  • Limitation:

    Seven forward gears is low for its class — 42% below the median of 12 across the 363 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 372 comparable records. How we work this out

Illustration of the 1971–1975 Fiat 750-S (DT), a 79 hp farm tractor, four-wheel-drive version · cab was optional — shown without it, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version · cab was optional — shown without it

How much horsepower does a 750-S (DT) have?

The only figure for the 750-S (DT) is 78.9 hp (58.8 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)
78.9 hp

Source · Traktorenlexikon, “Fiat 750 S/750 S/DT”

What engine is in a 750-S (DT)?

A 750-S (DT) has an O.M.-FIAT CO 3/70, a 4-cylinder 4.56 L diesel engine.

Engine — 750-S (DT) engine specifications
Make & modelO.M.-FIAT CO 3/70Source 2
Cylinders4, liquid-cooledSource 2
Displacement278.4 ci · 4.56 LSource 2
Max torque231 lb·ft · 313 N·m @ 1,300 rpm
InjectionDirect injection
Electrical system12 V

Source · Traktorenlexikon, “Fiat 750 S/750 S/DT”

How much will a 750-S (DT) lift, and what is its hydraulic flow?

A 750-S (DT) lifts 4,630 lb (2,100 kg) at the lower-link ends of its Category 2 three-point hitch.

Hydraulics & PTO — 750-S (DT) hydraulics and PTO specifications
Pump flow7.3 gpm · 27.5 L/min
Pressure2,843 psi · 196 bar
Hitch categoryCategory 2
Lift at ends4,630 lb · 2,100 kg
Rear PTOIndependent, engine-driven, 540 rpm / 1000 rpm @ 1,830 engine rpm

Source · Traktorenlexikon, “Fiat 750 S/750 S/DT”

What transmission does a 750-S (DT) have?

Transmission specifications for the 750-S (DT) are below.

Transmission — 750-S (DT) transmission specifications
ClutchDry FEREDO double clutch, type 12/12"
BrakesPedal-operated FEREDO disc brake acting on differential shafts, designed as steering brake
SteeringHydraulic CALZONI or GEMMER power steering
Top speed14.9 mph · 24 km/h

Source · Traktorenlexikon, “Fiat 750 S/750 S/DT”

How much does a 750-S (DT) weigh?

A 750-S (DT) weighs 7,275 lb (3,300 kg) unladen.

Weights & dimensions — 750-S (DT) weights and dimensions
Unladen weight7,275 lb · 3,300 kgDT: 3,720
Wheelbase96.1 in · 2,440 mmDT: 2,560
Length140.2 in · 3,560 mm
Width72.0 in · 1,830 mm
Height69.9 in · 1,775 mm
Ground clearance20.5 in · 520 mmDT: 370
Front track57.1–76.8 in · 1,450–1,950 mmDT: 1,580
Rear track55.1–78.7 in · 1,400–2,000 mm
Turning radius, braked12.5 ft · 3.80 mDT: 5,850

Source · Traktorenlexikon, “Fiat 750 S/750 S/DT”

What oil does a 750-S (DT) take, and how much?

A 750-S (DT) engine takes 13.2 qt (12.5 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

750-S (DT) fluid capacities, grades and service intervals
SystemCapacity
Engine oil13.2 qt · 12.5 LSource: Traktorenlexikon, “Fiat 750 S/750 S/DT” · single source, not independently verified
Transmission & hydraulic25.4 qt · 24.0 LSource: Traktorenlexikon, “Fiat 750 S/750 S/DT” · single source, not independently verified
Cooling system18.0 qt · 17.0 LSource: Traktorenlexikon, “Fiat 750 S/750 S/DT” · single source, not independently verified

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

Which tractors compare with a 750-S (DT)?

Within 10% of its 78.9 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the Fiat 750-S (DT)

Is a 750-S (DT) two-wheel drive or four-wheel drive?

The Fiat 750-S (DT) was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a 750-S (DT) have?

A 750-S (DT) has a independent 540 rpm / 1000 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Someca 750”; and Traktorenlexikon, “Fiat 750 S/750 S/DT”.

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: Fiat 750 S/750 S/DT — CC BY-SA 4.0, WIKIBOOKS-TL-121829 · revision 1074418. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Someca 750 — CC BY-SA 4.0, WIKIBOOKS-TL-121251 · revision 1067847. Wikibooks contributors (Traktorenlexikon). Original document