The SOMECA Som 55 is a tractor model with a rated power output of 55 hp, positioning it at the lighter end of its class. It was manufactured from 1961 to 1963. The tractor features a 4-cylinder diesel liquid-cooled engine, paired with two-wheel drive and a 14-speed gearbox. Its listed operating weight is 2619 kg, and it 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
55 hp
Weight
2619 kg
Catalogue coverage
Variants represented
2
Richest spec table
47 rows
Recorded power
55 hp
Recorded weight
2619 kg
Transmissions
14-speed
Production years
1961-1963
Verified variants
0
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Overview
ManufacturerSOMECAReference
Built in FranceReference
Two-wheel driveReference
Disc brakesReference
Open operator station.Reference
Variants
513Rsimilar Fiat modelReference
Engine
Fiat 4.2L 4-cyl dieselReference
Fuel tank88.2 LReference
Engine41.0 kWReference
Fiat CO1 D/55Reference
dieselReference
4-cylinderReference
liquid-cooledReference
Displacement4.2 LReference
Bore/Stroke105 x 120 mmReference
Power41.0 kWReference
Compression15:1Reference
Rated RPM1750Reference
Firing order1-3-4-2Reference
StarterelectricReference
Starter volts12Reference
Transmission
14-speedReference
TransmissionAmplicoupleReference
Gears14 forward and 4 reverseReference
Three gears, plus reverse, in two ranges with additional seventh gear available in both ranges. Amplicouple provides an additional low range for each gear.Reference
PTO & Hydraulics
Pump flow21.6 lpmReference
Rear TypeIIReference
Controlposition and draft controlReference
Rear lift1200 kgReference
Rear PTOindependentReference
Rear PTO Type540 (1.375)Reference
Dimensions
Wheelbase202 cmReference
Weight2619 kgReference
Front tire6.50-20Reference
Rear tire14-30Reference
Ag front6.50-20Reference
Ag rear14-30Reference
Ag rear12-38Reference
Length357 cmReference
Width175 cmReference
Height (steering wheel)184 cmReference
Height (hood)154 cmReference
Front tread130 to 169 cmReference
Rear tread130 to 199 cmReference
Electrical
GroundnegativeReference
Battery volts12Reference
Speeds
With 14-30 rear tires.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
