• WhichTractor size: Utility
  • No lab test on file
  • 1992–1995

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

Fiat 55-66 S (DT) Hydraulics & PTO specs

15 hydraulics and PTO values on record for the 55-66 S (DT).

Engine power, claimed · gross or net not stated

54.3 hp

40.5 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Fiatagri 55-66S/55-66 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.

How much will a 55-66 S (DT) lift?

A 55-66 S (DT) lifts 6,614 lb (3,000 kg) at the lower-link ends.

Hydraulics & hitch — 55-66 S (DT) Hydraulics & hitch
Hydraulic centreOpen centre
Pump flow9.1 gpm · 34.5 L/min
Steering pump flow5.0 gpm · 19.0 L/min
Hydraulic pressure3,118 psi · 215 bar
Rear remote valves3
Lift capacity at ball ends6,614 lb · 3,000 kg
Front hitch available, optionalYes

Source · Traktorenlexikon, “Fiatagri 55-66S/55-66 DTS”

What PTO does a 55-66 S (DT) have?

A 55-66 S (DT) has a 540 rpm rear PTO.

PTO — 55-66 S (DT) PTO
Rear PTO driveEngine-driven
Ground-speed PTOYes
Rear PTO independenceIndependent
PTO engages under loadYes
Rear PTO speeds540 rpm
Engine speed at 540 PTO2,199 rpm
Rear PTO shaft1 3/8"- 6 splines or 1 3/8"- 21 part
Front PTO available, optionalYes

Source · Traktorenlexikon, “Fiatagri 55-66S/55-66 DTS”

Sources and how this page was built

15 hydraulics and PTO values from Traktorenlexikon, “Fiatagri 55-66S/55-66 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: Fiatagri 55-66S/55-66 DTS — CC BY-SA 4.0, WIKIBOOKS-TL-108730 · revision 990885. Wikibooks contributors (Traktorenlexikon). Original document