The Fiat 421R is a tractor with a rated power of 40 hp, positioning it at the lighter end of its class. It was manufactured between 1958 and 1964. The tractor is equipped with a 4-cylinder diesel liquid-cooled engine and four-wheel drive, paired with a 6-speed gearbox. It has an operating weight of 1400 kg and is suitable for operations covering up to 200 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
40 hp
Weight
1400 kg
Catalogue coverage
Variants represented
2
Richest spec table
50 rows
Recorded power
40 hp
Recorded weight
1400 kg
Transmissions
6-speed gear
Production years
1958-1964
Verified variants
0
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Overview
ManufacturerFiatReference
Orchard/Vineyard tractorReference
Two-wheel driveReference
Differential lockmechanical rearReference
Manual steeringReference
Open operator station.Reference
Variants
411RutilityReference
411RBgasoline engineReference
411TtricycleReference
411CcrawlerReference
421RorchardReference
431RvineyardReference
441Rfour-wheel driveReference
451Cmountain crawlerReference
481Rhigh-cropReference
Engine
FIAT 2.3L 4-cyl dieselReference
Engine29.8 kWReference
FIATReference
dieselReference
4-cylinderReference
liquid-cooledReference
Displacement2.3 LReference
Bore/Stroke85 x 100 mmReference
Power29.8 kWReference
Compression21.5:1Reference
Rated RPM2300Reference
Firing order1-3-4-2Reference
Starter volts24Reference
Transmission
6-speed gearReference
TypegearReference
Gears6 forward and 2 reverseReference
PTO & Hydraulics
Rear PTOliveReference
Clutchmechanical dry discReference
Rear PTO Type540Reference
Engine RPM540@2160Reference
Dimensions
Wheelbase181 cmReference
Weight1400 kgReference
Front tire5.50-16Reference
Rear tire11-28Reference
Ag front5.50-16Reference
Ag rear11-28Reference
Length290 cmReference
Width150 cmReference
Height135 cmReference
Ground clearance40 cmReference
Front tread125 to 196 cmReference
Rear tread119 to 189 cmReference
Electrical
GroundnegativeReference
Batteries2Reference
Battery volts12Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
