- Rigid chassis
- WhichTractor size: Utility
- Not independently tested
- 1977–1980
- 43 built
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
Hermann Lanz D 634 L Full specifications
MWM D 325-3 three-cylinder diesel. The manufacturer claimed 34.3 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.
Engine power, claimed · gross or net not stated
34.3 hp
25.6 kW as stated by the source
Not independently tested
Claimed · standard not stated by the source
Source · Traktorenlexikon, “HELA D 634 L (D 635 L)”, claimed
- Weight
- 3,924 lb
- 3-point lift
- 4,079 lb
- Top speed
- 15.5 mph
Hermann Lanz D 634 L specs: key facts
The Hermann Lanz D 634 L was built from 1977 to 1980.
The Hermann Lanz D 634 L has a claimed engine power (gross or net not stated) of 25.6 kW (34.3 hp); it has no measured PTO figure.
The Hermann Lanz D 634 L is two-wheel drive (2WD).
The Hermann Lanz D 634 L has a MWM D 325-3 engine, a 3-cylinder 2.55 L diesel unit.Source 2
The Hermann Lanz D 634 L weighs 1,780 kg (3,924 lb) unladen.
The Hermann Lanz D 634 L has an independent rear PTO running at 545/1050 rpm.
The three-point hitch of the Hermann Lanz D 634 L lifts 1,850 kg (4,079 lb) at the lower-link ends.
Source · Traktorenlexikon, “HELA D 634 L (D 635 L)”
How much horsepower does a D 634 L have?
The only figure for the D 634 L is 34.3 hp (25.6 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.
Source · Traktorenlexikon, “HELA D 634 L (D 635 L)”
What engine is in a D 634 L?
A D 634 L has an MWM D 325-3, a 3-cylinder 2.55 L diesel engine.
| Make & model | MWM D 325-3 |
|---|---|
| Cylinders | 3, air-cooledSource 1 |
| Displacement | 155.7 ci · 2.55 L |
| Electrical system | 12 VSource 1 |
Source · Traktorenlexikon, “Renault 60 R7253”
How much will a D 634 L lift?
A D 634 L lifts 4,079 lb (1,850 kg) at the lower-link ends of its Category 1 three-point hitch.
| Hitch category | Category 1 |
|---|---|
| Lift at ends | 4,079 lb · 1,850 kg |
| Rear PTO | Independent, engine-driven, 545/1050 rpm |
Source · Traktorenlexikon, “HELA D 634 L (D 635 L)”
What transmission does a D 634 L have?
Transmission specifications for the D 634 L are below.
| Clutch | Dual clutch by Fichtel & Sachs |
|---|---|
| Brakes | Pedal operated internal expanding shoe brake acting on rear wheels |
| Steering | Dust and oil tight encapsulated worm steering |
| Top speed | 15.5 mph · 25 km/h |
Source · Traktorenlexikon, “HELA D 634 L (D 635 L)”
How much does a D 634 L weigh?
A D 634 L weighs 3,924 lb (1,780 kg) unladen.
| Unladen weight | 3,924 lb · 1,780 kg |
|---|---|
| Wheelbase | 81.9 in · 2,080 mm |
| Length | 129.9 in · 3,300 mm |
| Width | 59.8 in · 1,520 mm |
| Height | 57.9 in · 1,470 mm |
| Ground clearance | 13.0 in · 330 mm |
| Front track | 49.2–59.1 in · 1,250–1,500 mmWikibooks gives one track for both axles; the article lists alternatives |
| Rear track | 49.2–59.1 in · 1,250–1,500 mmWikibooks gives one track for both axles; the article lists alternatives |
Source · Traktorenlexikon, “HELA D 634 L (D 635 L)”
Which tractors compare with a D 634 L?
Within 10% of its 34.3 hp of claimed engine power, the same type, and first built within 15 years of it.
- Güldner G 35 (S)34.3 hp engine, claimed · 1967–1969Side by side with the D 634 L →
- Schlüter Super 350 / 350 V34.3 hp engine, claimed · 1967–1972Side by side with the D 634 L →
- UTB U-36034.5 hp engine, claimed · 1977–1991Side by side with the D 634 L →
- Fiat 400 (DT)34.5 hp engine, claimed · 1968–1974Side by side with the D 634 L →
- ZETOR 3511/354534.5 hp engine, claimed · 1967–1972Side by side with the D 634 L →
- Lamborghini 350 DT34.5 hp engine, claimed · 1992–2003Side by side with the D 634 L →
Everything else people ask
Is a D 634 L two-wheel drive or four-wheel drive?
The Hermann Lanz D 634 L is two-wheel drive (2WD).
What PTO does a D 634 L have?
A D 634 L has a independent 545/1050 rpm rear PTO.
What serial numbers does a D 634 L carry?
The source prints serial numbers 634 133 L to 634 155 l.
Where this page comes from
Compiled from Traktorenlexikon, “HELA D 634 L (D 635 L)”; and Traktorenlexikon, “Renault 60 R7253”.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- Traktorenlexikon: HELA D 634 L (D 635 L) — CC BY-SA 4.0, WIKIBOOKS-TL-100716 · revision 896072. Wikibooks contributors (Traktorenlexikon). Original document
- Traktorenlexikon: Renault 60 R7253 — CC BY-SA 4.0, WIKIBOOKS-TL-79816 · revision 1068193. Wikibooks contributors (Traktorenlexikon). Original document