Deutz D 4005
Built: 1965–1967 · Series: 05er-Reihe
More machines from model year 1965
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Deutz 05 series – D 3005 and D 4005: 1960s classics from the Cologne Deutz plant, 20.5 to 25.6 kW, two- and three-cylinder engines from 1,700 to 2,550 cc and 1,635 to 1,780 kg
The 05 series was built in the 1960s at the Deutz plant in Cologne, before the company's agricultural machinery division merged with Fahr AG in 1968 to form Deutz-Fahr. As with many Deutz tractors of that era, air-cooled diesel engines were fitted, a hallmark of the Cologne maker. The D 3005 and D 4005 types use the digits after the D to mark the model step within the range.
Read on 3 more paragraphs
The register lists 2 variants with 20.5 to 25.6 kW, or 28 to 35 hp, from two- and three-cylinder engines of 1,700 to 2,550 cc displacement at a rated speed of 2,150 to 2,300 rpm. Unladen weights fall between 1,635 and 1,780 kg, dimensions range from 3,245 to 3,430 mm in length, 1,515 to 1,535 mm in width and 1,560 to 1,590 mm in height.
The 05 series covered the lower to mid power segment in the 1960s and served smaller and medium farms as a versatile field tractor, competing with contemporary models from Fendt, Eicher and Fahr. The compact dimensions and light weight made these tractors manoeuvrable in tight yard conditions.
When buying used, check the cooling fan and cylinder fins of the air-cooled engines for dirt and damage, as disrupted air cooling quickly leads to overheating. The injection pump and clutch should be checked for wear, and the bodywork for rust around the wings and bonnet. Parts for these classics are available through specialist Deutz vintage tractor dealers.
Sources: SpecCodex register, model data: Deutz 05er-Reihe, Deutz-Fahr (SAME Deutz-Fahr Group, Hersteller)
Technical data
Engine
| Fuel | dieselcorrect |
|---|---|
| Power | 35 hp (25.6 kW)correct |
| Rated speed | 2,150 rpmcorrect |
| Cylinders | 3correct |
| Displacement | 2,550 cm³correct |
| Cooling | air-cooledcorrect |
Dimensions and weights
| Length | 3,430 mmcorrect |
|---|---|
| Width | 1,515 mmcorrect |
| Height | 1,590 mmcorrect |
| Wheelbase | 1,995 mmcorrect |
| Ground clearance | 415 mmcorrect |
| Unladen weight | 1,780 kgcorrect |
Drivetrain and chassis
| Drive | rear-wheel drivecorrect |
|---|---|
| Gearbox | 8/2-manual gearbox gearboxcorrect |
| Forward gears | 8correct |
| Reverse gears | 2correct |
| Front tyres | 5.50-16 ASFcorrect |
| Rear tyres | 12.4-28 AScorrect |
| Top speed | 20 km/hcorrect |
Origin and approval
| Construction | frameless unit constructioncorrect |
|---|---|
| Units built | 12,000correct |
Other data
| Linkage category | Cat Icorrect |
|---|
Where this model stands
Power-to-weight ratio: 14.4 kW/t (26 kW / 1.8 t)
Power class: Compact (< 40 hp)
Stronger than 20% 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 Deutz D 4005 have?
The Deutz D 4005 delivers 35 hp.
How much does the Deutz D 4005 weigh?
The unladen weight is 1,780 kg.
What engine does the Deutz D 4005 have?
3 cylinders, 2,550 cm³ displacement, Diesel.
How fast does the Deutz D 4005 go?
Top speed is 20 km/h.
What are the dimensions of the Deutz D 4005?
3,430 mm × 1,515 mm × 1,590 mm.
When was the Deutz D 4005 built?
Production years: 1965–1967.
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 24 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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