WhichTractor
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1975–1981

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 450 S (DT) specs: hp, weight, years

FIAT-IVECO 8035.01.309 three-cylinder diesel. The manufacturer claimed 44.4 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

44.4 hp

33.1 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Fiat 450-S/450-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
4,079 lb
3-point lift
3,307 lb
Hyd. flow
6.2 gpm
Top speed
15.5 mph

Fiat 450 S (DT) specs: key facts

  • The Fiat 450 S (DT) was built from 1975 to 1981.

  • The Fiat 450 S (DT) has a claimed engine power (gross or net not stated) of 33.1 kW (44.4 hp); it has no measured PTO figure.

  • The Fiat 450 S (DT) was offered in two-wheel-drive and four-wheel-drive versions.

  • The Fiat 450 S (DT) has a FIAT-IVECO 8035.01.309 engine, a 3-cylinder 2.34 L diesel unit.Source 2

  • The Fiat 450 S (DT) weighs 1,850 kg (4,079 lb) unladen.

  • The Fiat 450 S (DT) has a rear PTO running at 540 rpm.

  • The three-point hitch of the Fiat 450 S (DT) lifts 1,500 kg (3,307 lb) at the lower-link ends.

  • The hydraulic pump of the Fiat 450 S (DT) delivers 23.4 L/min (6.2 gpm).

Source · Traktorenlexikon, “Fiat 450-S/450-S DT”

Illustration of the 1975–1981 Fiat 450 S (DT), a 44 hp farm tractor, four-wheel-drive version, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version

How much horsepower does a 450 S (DT) have?

The only figure for the 450 S (DT) is 44.4 hp (33.1 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)
44.4 hp

Source · Traktorenlexikon, “Fiat 450-S/450-S DT”

What engine is in a 450 S (DT)?

A 450 S (DT) has a FIAT-IVECO 8035.01.309, a 3-cylinder 2.34 L diesel engine.

Engine — 450 S (DT) engine specifications
Make & modelFIAT-IVECO 8035.01.309Source 2
Cylinders3, liquid-cooledSource 2
Displacement142.7 ci · 2.34 LSource 2
Max torque108 lb·ft · 146 N·m
Injectiondirect injection
Electrical system12 V

Source · Traktorenlexikon, “Fiat 450-S/450-S DT”

How much will a 450 S (DT) lift, and what is its hydraulic flow?

A 450 S (DT) lifts 3,307 lb (1,500 kg) at the lower-link ends of its Category 1 three-point hitch.

Hydraulics & PTO — 450 S (DT) hydraulics and PTO specifications
Pump flow6.2 gpm · 23.4 L/min
Pressure2,843 psi · 196 bar
Hitch categoryCategory 1
Lift at ends3,307 lb · 1,500 kg
Rear PTO540 rpm @ 2,160 engine rpm

Source · Traktorenlexikon, “Fiat 450-S/450-S DT”

What transmission does a 450 S (DT) have?

Transmission specifications for the 450 S (DT) are below.

Transmission — 450 S (DT) transmission specifications
Brakespedal-operated band drum service brake acting on differential shafts
Top speed15.5 mph · 25 km/h

Source · Traktorenlexikon, “Fiat 450-S/450-S DT”

How much does a 450 S (DT) weigh?

A 450 S (DT) weighs 4,079 lb (1,850 kg) unladen.

Weights & dimensions — 450 S (DT) weights and dimensions
Unladen weight4,079 lb · 1,850 kgDT: 2,180
Wheelbase76.9 in · 1,953 mmDT: 1,845
Length127.3 in · 3,233 mm
Width60.8–88.4 in · 1,545–2,245 mm
Height88.6 in · 2,250 mm
Ground clearance14.6 in · 370 mmDT: 320
Front track50.4–78.0 in · 1,280–1,980 mmDT: 1,430
Rear track51.2–74.8 in · 1,300–1,900 mm
Turning radius, braked9.7 ft · 2.95 m

Source · Traktorenlexikon, “Fiat 450-S/450-S DT”

What oil does a 450 S (DT) take, and how much?

A 450 S (DT) engine takes 7.4 qt (7.0 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

450 S (DT) fluid capacities, grades and service intervals
SystemCapacity
Engine oil7.4 qt · 7.0 LSource: Traktorenlexikon, “Fiat 450-S/450-S DT” · single source, not independently verified
Transmission & hydraulic16.9 qt · 16.0 LSource: Traktorenlexikon, “Fiat 450-S/450-S DT” · single source, not independently verified
Front axle4.0 qt · 3.75 LSource: Traktorenlexikon, “Fiat 450-S/450-S DT” · single source, not independently verified
Cooling system12.7 qt · 12.0 LSource: Traktorenlexikon, “Fiat 450-S/450-S DT” · single source, not independently verified

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

Which tractors compare with a 450 S (DT)?

Within 10% of its 44.4 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the Fiat 450 S (DT)

Is a 450 S (DT) two-wheel drive or four-wheel drive?

The Fiat 450 S (DT) was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a 450 S (DT) have?

A 450 S (DT) has a 540 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Someca 450 S”; and Traktorenlexikon, “Fiat 450-S/450-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 450-S/450-S DT — CC BY-SA 4.0, WIKIBOOKS-TL-121805 · revision 1073895. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Someca 450 S — CC BY-SA 4.0, WIKIBOOKS-TL-121266 · revision 1067183. Wikibooks contributors (Traktorenlexikon). Original document