Fiat 55-86 F (F/DT) Transmission specs

The fastest speed on record for a 55-86 F (F/DT) is 18.6–24.9 mph (30–40 km/h). The gearbox itself is not on record yet.

12 transmission values on record for the 55-86 F (F/DT).

Engine power, claimed · gross or net not stated

54.2 hp

40.4 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Fiatagri 55-86 F/55-86 F/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.

How fast will a 55-86 F (F/DT) go?

The fastest speed on record for a 55-86 F (F/DT) is 18.6–24.9 mph (30–40 km/h). The gearbox itself is not on record yet.

Transmission — 55-86 F (F/DT) Transmission
Drive	Available in two-wheel and four-wheel driveOn record for 0 of 1 configurations
Forward gears	12–20the article lists alternatives
Reverse gears	4–12the article lists alternatives
Transmission as described	12 forward/4 reverse, 20 forward/8 reverse and 12 forward/12 reverse
Clutch	Dry LuK double clutch
Top speed forward	18.6–24.9 mph · 30–40 km/hthe article lists alternatives
Top speed reverse	7.4 mph · 11.9 km/hhighest reverse speed printed in the article's speed tables
Creeper gears available, optional	Yes
Service brakes	Pedal operated hydraulic wet multi disc brake
Steering	Hydrostatic Danfoss steering
Differential lock	Pedal operated differential lock
Front axle	Pivoting telescopic U front axle

Source · Traktorenlexikon, “Fiatagri 55-86 F/55-86 F/DT”

12 transmission values from Traktorenlexikon, “Fiatagri 55-86 F/55-86 F/DT”.

Sources checked

14 SEP 2026

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

Traktorenlexikon: Fiatagri 55-86 F/55-86 F/DT — CC BY-SA 4.0, WIKIBOOKS-TL-121949 · revision 1076736. Wikibooks contributors (Traktorenlexikon). Original document