WhichTractor
  • Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1978–1983

WhichTractor size, not the maker’s category

We looked and the record does not say what this machine is. How we decide what a machine is

SOMECA 680 (TD) specs: hp, weight, years

FIAT-IVECO 8045.02.270 (370) four-cylinder diesel. The manufacturer claimed 67 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

67 hp

50 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Someca 680”, 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
5,512 lb
Hyd. flow
6.8 gpm
Top speed
15.5 mph

SOMECA 680 (TD) specs: key facts

  • The SOMECA 680 (TD) was built from 1978 to 1983.

  • The SOMECA 680 (TD) has a claimed engine power (gross or net not stated) of 50 kW (67 hp); it has no measured PTO figure.

  • The SOMECA 680 (TD) was offered in two-wheel-drive and four-wheel-drive versions.

  • The SOMECA 680 (TD) has a FIAT-IVECO 8045.02.270 (370) engine, a 4-cylinder 3.46 L diesel unit.Source 1

  • The SOMECA 680 (TD) weighs 2,500 kg (5,512 lb) unladen.

  • The SOMECA 680 (TD) has a rear PTO running at 540/1000 rpm.

  • The hydraulic pump of the SOMECA 680 (TD) delivers 25.8 L/min (6.8 gpm).

Source · Traktorenlexikon, “Someca 680”

How does the 680 (TD) compare with its class?

  • Limitation:

    Eight forward gears is low for its class — 33% below the median of 12 across the 346 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 356 comparable records. How we work this out

Illustration of the 1978–1983 SOMECA 680 (TD), a 67 hp farm tractor, four-wheel-drive version · cab was optional — shown without it, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version · cab was optional — shown without it

How much horsepower does a 680 (TD) have?

The only figure for the 680 (TD) is 67 hp (50 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)
67 hp

Source · Traktorenlexikon, “Someca 680”

What engine is in a 680 (TD)?

A 680 (TD) has a FIAT-IVECO 8045.02.270 (370), a 4-cylinder 3.46 L diesel engine.

Engine — 680 (TD) engine specifications
Make & modelFIAT-IVECO 8045.02.270 (370)
Cylinders4, liquid-cooledSource 2
Displacement210.9 ci · 3.46 L
Electrical system12 VSource 2

Source · Traktorenlexikon, “Fiat 680 /680 DT”

How much will a 680 (TD) lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the 680 (TD) are below.

Hydraulics & PTO — 680 (TD) hydraulics and PTO specifications
Pump flow6.8 gpm · 25.8 L/min
Pressure2,843 psi · 196 bar
Rear PTO540/1000 rpm @ 2,227 engine rpm

Source · Traktorenlexikon, “Someca 680”

What transmission does a 680 (TD) have?

Transmission specifications for the 680 (TD) are below.

Transmission — 680 (TD) transmission specifications
ClutchDry FERODO double clutch
Top speed15.5 mph · 25 km/h

Source · Traktorenlexikon, “Someca 680”

How much does a 680 (TD) weigh?

A 680 (TD) weighs 5,512 lb (2,500 kg) unladen.

Weights & dimensions — 680 (TD) weights and dimensions
Unladen weight5,512 lb · 2,500 kgTD: 3,170 kg
Wheelbase89.2 in · 2,265 mmTD: 2,275
Length154.3 in · 3,920 mm
Width80.3 in · 2,040 mm
Height104.1 in · 2,645 mm
Ground clearance20.0 in · 508 mmTD: 458
Front track55.5–75.2 in · 1,410–1,910 mmTD: 1,530-1,955
Rear track55.1–78.7 in · 1,400–2,000 mm
Turning radius, braked11.2 ft · 3.40 mTD: 4,850

Source · Traktorenlexikon, “Someca 680”

What oil does a 680 (TD) take, and how much?

A 680 (TD) engine takes 11.8 qt (11.2 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

680 (TD) fluid capacities, grades and service intervals
SystemCapacity
Engine oil11.8 qt · 11.2 LSource: Traktorenlexikon, “Someca 680” · single source, not independently verified
Transmission & hydraulic46.9 qt · 44.4 LSource: Traktorenlexikon, “Someca 680” · single source, not independently verified
Front axle5.0 qt · 4.7 LSource: Traktorenlexikon, “Someca 680” · single source, not independently verified
Cooling system13.7 qt · 13.0 LSource: Traktorenlexikon, “Someca 680” · single source, not independently verified

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

Which tractors compare with a 680 (TD)?

Within 10% of its 58.5 hp at the PTO as the maker claimed it, with no laboratory test on file, the same type, and first built within 15 years of it.

Common questions about the SOMECA 680 (TD)

Is a 680 (TD) two-wheel drive or four-wheel drive?

The SOMECA 680 (TD) was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a 680 (TD) have?

A 680 (TD) has a 540/1000 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Fiat 680 /680 DT”; and Traktorenlexikon, “Someca 680”.

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: Fiat 680 /680 DT — CC BY-SA 4.0, WIKIBOOKS-TL-108508 · revision 1074854. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Someca 680 — CC BY-SA 4.0, WIKIBOOKS-TL-121353 · revision 1067945. Wikibooks contributors (Traktorenlexikon). Original document