WhichTractor
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1964–1965

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

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

SOMECA SOM-481/T specs: hp, weight, years

O.M.-FIAT 615.130 four-cylinder diesel. The manufacturer claimed 40.5 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

40.5 hp

30.2 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Someca SOM 481/T”, 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.

Weight
3,086 lb
Hyd. flow
4.4 gpm
Top speed
15.5 mph

SOMECA SOM-481/T specs: key facts

  • The SOMECA SOM-481/T was built from 1964 to 1965.

  • The SOMECA SOM-481/T has a claimed engine power (gross or net not stated) of 30.2 kW (40.5 hp); it has no measured PTO figure.

  • The SOMECA SOM-481/T is two-wheel drive (2WD).

  • The SOMECA SOM-481/T has a O.M.-FIAT 615.130 engine, a 4-cylinder 2.27 L diesel unit.

  • The SOMECA SOM-481/T weighs 1,400 kg (3,086 lb) unladen.

  • The SOMECA SOM-481/T has a rear PTO running at 540 rpm.

  • The hydraulic pump of the SOMECA SOM-481/T delivers 16.5 L/min (4.4 gpm).

Source · Traktorenlexikon, “Someca SOM 481/T”

How does the SOM-481/T compare with its class?

  • Worth knowing:

    An unladen mass of 1,400 kg is low for its class — 27% below the median of 1,920 kg across the 253 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 253 comparable records. How we work this out

Illustration of the 1964–1965 SOMECA SOM-481/T, a 40 hp farm tractor, cab was optional — shown without it, a drawing generated from its specification record
Illustration — not a photograph · cab was optional — shown without it

How much horsepower does a SOM-481/T have?

The only figure for the SOM-481/T is 40.5 hp (30.2 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
40.5 hp

Source · Traktorenlexikon, “Someca SOM 481/T”

What engine is in a SOM-481/T?

A SOM-481/T has an O.M.-FIAT 615.130, a 4-cylinder 2.27 L diesel engine.

Engine — SOM-481/T engine specifications
Make & modelO.M.-FIAT 615.130
Cylinders4, liquid-cooled
Displacement138.5 ci · 2.27 L
Max torque101 lb·ft · 137 N·m @ 1,600 rpm
Electrical system24 V

Source · Traktorenlexikon, “Someca SOM 481/T”

How much will a SOM-481/T lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the SOM-481/T are below.

Hydraulics & PTO — SOM-481/T hydraulics and PTO specifications
Pump flow4.4 gpm · 16.5 L/min
Pressure2,843 psi · 196 bar
Hitch categoryCategory 1
Rear PTO540 rpm @ 2,160 engine rpm
PTO shaft1 3/8"- 6 splines

Source · Traktorenlexikon, “Someca SOM 481/T”

What transmission does a SOM-481/T have?

Transmission specifications for the SOM-481/T are below.

Transmission — SOM-481/T transmission specifications
SteeringMechanically operated recirculating ball steering
Top speed15.5 mph · 25 km/h

Source · Traktorenlexikon, “Someca SOM 481/T”

How much does a SOM-481/T weigh?

A SOM-481/T weighs 3,086 lb (1,400 kg) unladen.

Weights & dimensions — SOM-481/T weights and dimensions
Unladen weight3,086 lb · 1,400 kg
Wheelbase82.3 in · 2,090 mm
Length122.4 in · 3,110 mm
Width67.3 in · 1,710 mm
Height63.0 in · 1,600 mm
Ground clearance25.6 in · 650 mm
Front track12.6 in · 320 mm
Rear track57.9–80.1 in · 1,470–2,035 mm
Turning radius, braked8.7 ft · 2.65 m

Source · Traktorenlexikon, “Someca SOM 481/T”

What oil does a SOM-481/T take, and how much?

A SOM-481/T engine takes 9.0 qt (8.5 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

SOM-481/T fluid capacities, grades and service intervals
SystemCapacity
Engine oil9.0 qt · 8.5 LSource: Traktorenlexikon, “Someca SOM 481/T” · single source, not independently verified
Transmission14.8 qt · 14.0 LSource: Traktorenlexikon, “Someca SOM 481/T” · single source, not independently verified
Hydraulic3.7 qt · 3.5 LSource: Traktorenlexikon, “Someca SOM 481/T” · single source, not independently verified
Cooling system12.7 qt · 12.0 LSource: Traktorenlexikon, “Someca SOM 481/T” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with a SOM-481/T?

Within 10% of its 40.5 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the SOMECA SOM-481/T

Is a SOM-481/T two-wheel drive or four-wheel drive?

The SOMECA SOM-481/T is two-wheel drive (2WD).

What PTO does a SOM-481/T have?

A SOM-481/T has a 540 rpm rear PTO on a 1 3/8"- 6 splines shaft.

Sources and how this page was built

Compiled from Traktorenlexikon, “Someca SOM 481/T”.

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: Someca SOM 481/T — CC BY-SA 4.0, WIKIBOOKS-TL-121129 · revision 1064027. Wikibooks contributors (Traktorenlexikon). Original document