Technical register for agricultural, construction and commercial machinery · sourced data
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Hürlimann 4 KT 41

Built: 1939 · Series: Other models

More machines from model year 1939

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The Hürlimann 4 KT 41 is a machine built by Hürlimann. Production: 1939. The engine delivers 40 hp (29.4 kW), has 4 cylinders, with a displacement of 3,768 cm³. Rated speed is 1,800 rpm. The machine is 3,100 mm long and 1,900 mm wide. The unladen weight is 4,700 kg. The wheelbase measures 1,970 mm. Top speed is 35 km/h. Transmission: 3V/1R. The engine is water-cooled. Tyres: front 7.25 x 20, rear 4 x 40 x 8. The fuel is Benzin/Pertroleum. The bore measures 100 mm. The stroke is 120 mm. The gearbox offers 3 forward gears. There are also 1 reverse gears. Around 10 units were built. Rated output across the Hürlimann range ranges from 8 to 145 hp; the 4 KT 41 sits in the lower part of that range with 40 hp. Its immediate neighbours are the D 80 SSK below it with 38 hp and the D 90 above it with 42 hp. Rated output across the Hürlimann range ranges from 8 to 145 hp; here the 4 KT 41 sits in the lower part of that range with 40 hp. 88 Hürlimann models across 6 series are on record.

Hürlimann – other models: the collective page of Swiss tractors outside the named ranges, from the early petrol-paraffin types 2 M 20 to the SAME-era XA and XB, 5.9 to 67.6 kW, petrol, paraffin and diesel

This page gathers the Hürlimann tractors the register could not assign to a named range. Hürlimann of Wil in Switzerland built one of the first series-produced diesel tractors in Europe in 1929, after the company had earlier started with petrol-paraffin systems, in which the engine was started on petrol and then switched to the cheaper paraffin – a drive principle reflected in early types on this page such as the 2 M 20 and the 4 T 26 Z. In the 1970s Hürlimann became part of the Italian SAME group, today trading as Same Deutz-Fahr (SDF); since then the brand has shared platforms and assemblies with the sister marques Same and Lamborghini Trattori, visible in the later XA, XB and XL ranges with their shared type logic of power class and equipment code.

Read on 3 more paragraphs

The register lists here 33 versions with 5.9 to 67.6 kW, or 8 to 92 hp, from one- to four-cylinders of 765 to 4,954 cm³ displacement, unladen weights from 780 to 4,700 kg, lengths from 2,200 to 3,750 mm, widths from 1,400 to 1,920 mm and speeds from 1,200 to 2,100 rpm; the engines mostly ran on petrol-paraffin systems or plain petrol, and on the newer versions also on diesel.

Hürlimann ranks among the long-established Swiss tractor brands and, with its early diesel pioneering work, was ahead of its time technologically, before the brand became one of several European tractor marques with a shared platform base within the SAME group.

On the early petrol-paraffin types, the condition of the switch-over system and the ignition, on the diesel models the state of injection pump and engine, generally the tightness of gearbox and hydraulics, and rust on sheet metal count; spares run through the Same Deutz-Fahr network and specialist Swiss Hürlimann dealers.

Sources: SpecCodex register, model data: Hürlimann (weitere Modelle), Hürlimann (Same Deutz-Fahr Group, Hersteller)

Technical data

Engine

FuelBenzin/Pertroleumcorrect
Power40 hp (29.4 kW)correct
Rated speed1,800 rpmcorrect
Cylinders4correct
Displacement3,768 cm³correct
Bore100 mmcorrect
Stroke120 mmcorrect
Coolingwater-cooledcorrect

Dimensions and weights

Length3,100 mmcorrect
Width1,900 mmcorrect
Wheelbase1,970 mmcorrect
Unladen weight4,700 kgcorrect

Drivetrain and chassis

Driverear-wheel drivecorrect
Gearbox3V/1Rcorrect
Forward gears3correct
Reverse gears1correct
Front tyres7.25 x 20correct
Rear tyres4 x 40 x 8correct
Top speed35 km/hcorrect

Origin and approval

Units built10correct

Where this model stands

Power-to-weight ratio: 6.3 kW/t (29 kW / 4.7 t)

Power class: Compact (< 40 hp)

Stronger than 25% of the tractors in the register — out of 15,663 models with a stated power figure.

Calculated from the documented figures above — not a rating.

Frequently asked questions

How much power does the Hürlimann 4 KT 41 have?

The Hürlimann 4 KT 41 delivers 40 hp.

How much does the Hürlimann 4 KT 41 weigh?

The unladen weight is 4,700 kg.

What engine does the Hürlimann 4 KT 41 have?

4 cylinders, 3,768 cm³ displacement, Benzin/Pertroleum.

How fast does the Hürlimann 4 KT 41 go?

Top speed is 35 km/h.

What are the dimensions of the Hürlimann 4 KT 41?

3,100 mm × 1,900 mm.

When was the Hürlimann 4 KT 41 built?

Production years: 1939.

What to check before buying

  • Check the hour meter against the service records — a replaced instrument is the most common gap.
  • Compare the data plate and chassis number with the papers.
  • Check the weights in the papers against the figures here — attachments change them.
  • Check front and rear tyre sizes: mismatched pairs strain the drivetrain.
  • Shift the gearbox cold and warm — jumps only show up at temperature.
  • Load the hydraulics and watch for sag.
  • Ask about parts availability for this build year — the running costs hang on it.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 22 individual figures for this model. They come from 2 recorded sources; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

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Other models in this series

Sources: Wikibooks Traktorenlexikon (CC BY-SA 4.0) (retrieved August 2026) · How we check the data

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