WhichTractor
  • Rigid chassis
  • WhichTractor size: Compact
  • No lab test on file
  • 1992–1995

It sits on the compact/utility boundary, so either size is a fair description. 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 50-66 S (DT) specs: hp, weight, years

FIAT-IVECO 8035.06 three-cylinder diesel. The manufacturer claimed 49.3 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

49.3 hp

36.8 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS”, 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
4,685 lb
3-point lift
4,685 lb
Hyd. flow
9.1 gpm
Top speed
18.6–24.9 mph

Fiat 50-66 S (DT) specs: key facts

  • The Fiat 50-66 S (DT) was built from 1992 to 1995.

  • The Fiat 50-66 S (DT) has a claimed engine power (gross or net not stated) of 36.8 kW (49.3 hp); it has no measured PTO figure.

  • The Fiat 50-66 S (DT) was offered in two-wheel-drive and four-wheel-drive versions.

  • The Fiat 50-66 S (DT) has a FIAT-IVECO 8035.06 engine, a 3-cylinder 2.71 L diesel unit.Source 1

  • The Fiat 50-66 S (DT) weighs 2,125 kg (4,685 lb) unladen.

  • The Fiat 50-66 S (DT) has an independent rear PTO running at 540 rpm.

  • The three-point hitch of the Fiat 50-66 S (DT) lifts 2,125 kg (4,685 lb) at the lower-link ends.

  • The hydraulic pump of the Fiat 50-66 S (DT) delivers 34.5 L/min (9.1 gpm).

Source · Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS”

Illustration of the 1992–1995 Fiat 50-66 S (DT), a 49 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 50-66 S (DT) have?

The only figure for the 50-66 S (DT) is 49.3 hp (36.8 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)
49.3 hp

Source · Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS”

What engine is in a 50-66 S (DT)?

A 50-66 S (DT) has a FIAT-IVECO 8035.06, a 3-cylinder 2.71 L diesel engine.

Engine — 50-66 S (DT) engine specifications
Make & modelFIAT-IVECO 8035.06
Cylinders3, liquid-cooledSource 2
Displacement165.4 ci · 2.71 L
Max torque130 lb·ft · 176 N·mSource 2
Electrical system12 VSource 2

Source · Traktorenlexikon, “Fiat 50-66/50-66 DT”

How much will a 50-66 S (DT) lift, and what is its hydraulic flow?

A 50-66 S (DT) lifts 4,685 lb (2,125 kg) at the lower-link ends of its Category 2 three-point hitch.

Hydraulics & PTO — 50-66 S (DT) hydraulics and PTO specifications
SystemOpen centre
Pump flow9.1 gpm · 34.5 L/min
Pressure3,118 psi · 215 bar
Hitch categoryCategory 2
Lift at ends4,685 lb · 2,125 kg
Rear PTOIndependent, engine-driven, 540 rpmEngages under loadGround-speed PTO available

Source · Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS”

What transmission does a 50-66 S (DT) have?

Transmission specifications for the 50-66 S (DT) are below.

Transmission — 50-66 S (DT) transmission specifications
Top speed18.6–24.9 mph · 30–40 km/hthe article lists alternatives

Source · Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS”

How much does a 50-66 S (DT) weigh?

A 50-66 S (DT) weighs 4,685 lb (2,125 kg) unladen.

Weights & dimensions — 50-66 S (DT) weights and dimensions
Unladen weight4,685 lb · 2,125 kgDT: 2,375
Maximum permissible mass8,488 lb · 3,850 kg
Wheelbase78.7 in · 1,999 mmDT: 1,902
Length127.6 in · 3,241 mm
Width60.6–84.3 in · 1,540–2,140 mm
Height88.4 in · 2,245 mm
Ground clearance17.9 in · 455 mmDT: 330
Front track51.2–70.9 in · 1,300–1,800 mmDT: 1,384-1,818
Rear track47.5–70.9 in · 1,206–1,800 mm

Source · Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS”

What oil does a 50-66 S (DT) take, and how much?

A 50-66 S (DT) engine takes 12.4 qt (11.7 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

50-66 S (DT) fluid capacities, grades and service intervals
SystemCapacity
Engine oil12.4 qt · 11.7 LSource: Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS” · single source, not independently verified
Transmission & hydraulic43.1 qt · 40.8 LSource: Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS” · single source, not independently verified
Front axle1.7 qt · 1.6 LSource: Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS” · single source, not independently verified
Final drives8.2 qt · 7.8 LSource: Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS” · single source, not independently verified
Cooling system12.7 qt · 12.0 LSource: Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS” · single source, not independently verified

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

Which tractors compare with a 50-66 S (DT)?

Within 10% of its 49.3 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the Fiat 50-66 S (DT)

Is a 50-66 S (DT) two-wheel drive or four-wheel drive?

The Fiat 50-66 S (DT) was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a 50-66 S (DT) have?

A 50-66 S (DT) has a independent 540 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Fiat 50-66/50-66 DT”; and Traktorenlexikon, “Fiatagri 50-66S/50-66 DTS”.

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 50-66/50-66 DT — CC BY-SA 4.0, WIKIBOOKS-TL-108639 · revision 1075412. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Fiatagri 50-66S/50-66 DTS — CC BY-SA 4.0, WIKIBOOKS-TL-108729 · revision 1076942. Wikibooks contributors (Traktorenlexikon). Original document