Head to head · Utility

Fiat 55-90 vs RK Tractors RK55

Fiat 55-90 Tractor
FiatModel A

Fiat 55-90

Utility

power
55 hp
displacement
165 ci
Cylinders
3
Forward gears
12
Full 55-90 specs
Image not recorded
RK TractorsModel B

RK Tractors RK55

Utility

power
55 hp
displacement
128 ci
Cylinders
4
Forward gears
16
Full RK55 specs
FiatFiat 55-90
vs
RK TractorsRK Tractors RK55

How they compare

Headline specs vs. the whole Utility

n = 4,659–5,720

Engine Power

= Effectively tied
55-9055 hp
RK5555 hp
Median Utility Tractor55 hp

55-90 is in the 50th percentile; RK55 is in the 50th · 5,383 models

Engine Displacement

▲ 55-90 higher · +37 ci (+29%)
55-90165 ci
RK55128 ci
Median Utility Tractor183 ci

55-90 is in the 44th percentile; RK55 is in the 30th · 5,580 models

Cylinders

▲ RK55 higher · +1 (+33%)
55-903
RK554
Median Utility Tractor4

55-90 is in the 23rd percentile; RK55 is in the 50th · 5,720 models

Forward Gears

▲ RK55 higher · +4 (+33%)
55-9012
RK5516
Median Utility Tractor12

55-90 is in the 50th percentile; RK55 is in the 73rd · 4,941 models

55-90 (A)RK55 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecFiat 55-90RK Tractors RK55Difference
ManufacturerFiatRK Tractors—
Model55-90RK55—
CategoryUtilityUtilitySame

Engine

SpecFiat 55-90RK Tractors RK55Difference
ManufacturerFiatYanmar—
Model8035.064TNV86T-CR—
Power Output55hp55hpSame
Rated RPM2,500RPM2,800RPM▲ RK55+300 RPM · +12%
Cylinders34▲ RK55+1 · +33%
Displacement165ci128ci▲ 55-90+37 ci · +29%
Bore3.9in3.4in▲ 55-90+0.5 in · +15%
Stroke4.5in3.5in▲ 55-90+1 in · +29%

Transmission

SpecFiat 55-90RK Tractors RK55Difference
TypeShuttle, CreeperNot recorded—

Dimensions & Weight

SpecFiat 55-90RK Tractors RK55Difference
Length132in141in▲ RK55+9 in · +7%
WidthNot recorded63.8in—
Height98.4inNot recorded—
Operating Weight6,526lbNot recorded—

Hydraulics

SpecFiat 55-90RK Tractors RK55Difference
Steering TypePowerPowerSame

Power Take-off (PTO)

SpecFiat 55-90RK Tractors RK55Difference
TypeNot recordedIndependent with electro-hydraulic clutch—
Speed 1Not recorded540rpm—

Hitch & Towing

SpecFiat 55-90RK Tractors RK55Difference
Hitch TypeII/INot recorded—
Hitch CategoryNot recordedI—
Hitch PositionRearNot recorded—
Hitch CapacityNot recorded3,310lb—

Chassis & Drive

SpecFiat 55-90RK Tractors RK55Difference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WD4WD—
Steering TypePowerPowerSame
Brake TypeNot recordedWet disc—

Electrical

SpecFiat 55-90RK Tractors RK55Difference
Starter TypeElectricElectricSame

Operator Station

SpecFiat 55-90RK Tractors RK55Difference
TypeCabTwo-post ROPS—

Category context

Both models against the field

Engine Power

median 55 hp
A · 50th percentile (55 hp)B · 50th percentile (55 hp)

Engine Displacement

median 183 ci
A · 44th percentile (165 ci)B · 30th percentile (128 ci)

Cylinders

median 4
A · 23rd percentile (3)B · 50th percentile (4)

Forward Gears

median 12
A · 50th percentile (12)B · 73rd percentile (16)

Length

median 137 in
A · 44th percentile (132 in)B · 56th percentile (141 in)
A · 55-90B · RK55Median Utility Tractor
Full spec pageFiat 55-90Full spec pageRK Tractors RK55