- Vehicle type: unspecified
- Crawler
- WhichTractor size: Utility
- No lab test on file
- 1933–1934
- 21 built
It was ranked on an engine power figure whose source does not say gross or net. 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
Lanz D 6550 specs: hp, weight, years
The manufacturer claimed 21.6 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.
Engine power, claimed · gross or net not stated
21.6 hp
16.1 kW as stated by the source
No lab test on file
Claimed · standard not stated by the source
Source · Traktorenlexikon, “Lanz D 6550”, 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
- 9,700 lb
- Top speed
- 4.5 mph
Lanz D 6550 specs: key facts
The Lanz D 6550 was built from 1933 to 1934.
The Lanz D 6550 has a claimed engine power (gross or net not stated) of 16.1 kW (21.6 hp); it has no measured PTO figure.
The Lanz D 6550 is a tracked machine.
The Lanz D 6550 weighs 4,400 kg (9,700 lb) unladen.
The Lanz D 6550 has a rear PTO running at 540 rpm.
Source · Traktorenlexikon, “Lanz D 6550”
How does the D 6550 compare with its class?
- Limitation:
Three forward gears is low for its class — 40% below the median of 5 across the 88 machines within 10% of its power that hold this figure.
- Strength:
A 60 L fuel tank is high for its class — 67% above the median of 36 L across the 75 machines within 10% of its power that hold this figure.
- Worth knowing:
An unladen mass of 4,400 kg is high for its class — 198% above the median of 1,475 kg across the 89 machines within 10% of its power that hold this figure.
Derived by WhichTractor from 89 comparable records. How we work this out

How much horsepower does a D 6550 have?
The only figure for the D 6550 is 21.6 hp (16.1 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.
Source · Traktorenlexikon, “Lanz D 6550”
How much will a D 6550 lift?
Hydraulic and PTO specifications for the D 6550 are below.
| Rear PTO | 540 rpm |
|---|
Source · Traktorenlexikon, “Lanz D 6550”
What transmission does a D 6550 have?
Transmission specifications for the D 6550 are below.
| Top speed | 4.5 mph · 7.28 km/h |
|---|
Source · Traktorenlexikon, “Lanz D 6550”
How much does a D 6550 weigh?
A D 6550 weighs 9,700 lb (4,400 kg) unladen.
| Unladen weight | 9,700 lb · 4,400 kg |
|---|---|
| Length | 118.1 in · 3,000 mm |
| Width | 73.4 in · 1,865 mm |
| Height | 91.3 in · 2,320 mm |
| Ground clearance | 13.8 in · 350 mm |
| Front track | 57.5 in · 1,460 mmWikibooks gives one track for both axles |
| Rear track | 57.5 in · 1,460 mmWikibooks gives one track for both axles |
| Turning radius, braked | 5.4 ft · 1.66 m |
Source · Traktorenlexikon, “Lanz D 6550”
What oil does a D 6550 take, and how much?
A D 6550 engine takes 7.1 qt (6.7 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.
| System | Capacity |
|---|---|
| Engine oil | 7.1 qt · 6.7 LSource: Traktorenlexikon, “Lanz D 6550” · single source, not independently verified |
| Cooling system | 52.8 qt · 50 LSource: Traktorenlexikon, “Lanz D 6550” · single source, not independently verified |
Always confirm against the operator’s manual for your machine before service.
Common questions about the Lanz D 6550
Is a D 6550 two-wheel drive or four-wheel drive?
The Lanz D 6550 is a tracked machine.
What PTO does a D 6550 have?
A D 6550 has a 540 rpm rear PTO.
Sources and how this page was built
Compiled from Traktorenlexikon, “Lanz D 6550”.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- Traktorenlexikon: Lanz D 6550 — CC BY-SA 4.0, WIKIBOOKS-TL-101841 · revision 1056213. Wikibooks contributors (Traktorenlexikon). Original document