- Rigid chassis
- WhichTractor size: Utility
- No lab test on file
- 1964–1971
- 5,705 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
IMT 555 specs: hp, weight, years
IMR-PERKINS O-34/TA four-cylinder diesel. The manufacturer claimed 49.3 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.
Engine power, claimed · gross or net not stated
49.3 hp
36.8 kW as stated by the source
No lab test on file
Claimed · standard not stated by the source
Source · Traktorenlexikon, “IMT 555”, 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
- 4,123 lb
- 3-point lift
- 2,601 lb
- Hyd. flow
- 4.0 gpm
- Top speed
- 15.5 mph
IMT 555 specs: key facts
The IMT 555 was built from 1964 to 1971.
The IMT 555 has a claimed engine power (gross or net not stated) of 36.8 kW (49.3 hp); it has no measured PTO figure.
The IMT 555 is two-wheel drive (2WD).
The IMT 555 has a IMR-PERKINS O-34/TA engine, a 4-cylinder 3.34 L diesel unit.
The IMT 555 weighs 1,870 kg (4,123 lb) unladen.
The IMT 555 has a rear PTO running at 540 rpm.
The three-point hitch of the IMT 555 lifts 1,180 kg (2,601 lb) at the lower-link ends.
The hydraulic pump of the IMT 555 delivers 15.1 L/min (4.0 gpm).
Source · Traktorenlexikon, “IMT 555”
How does the 555 compare with its class?
- Limitation:
A three-point lift at the lower links of 1,180 kg is low for its class — 34% below the median of 1,780 kg across the 183 machines within 10% of its power that hold this figure.
- Limitation:
A hydraulic pump flow of 15.1 L/min is low for its class — 45% below the median of 27.4 L/min across the 209 machines within 10% of its power that hold this figure.
- Limitation:
Six forward gears is low for its class — 25% below the median of 8 across the 264 machines within 10% of its power that hold this figure.
- Limitation:
A 45 L fuel tank is low for its class — 27% below the median of 61.5 L across the 244 machines within 10% of its power that hold this figure.
Derived by WhichTractor from 269 comparable records. How we work this out

How much horsepower does a 555 have?
The only figure for the 555 is 49.3 hp (36.8 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.
Source · Traktorenlexikon, “IMT 555”
What engine is in a 555?
A 555 has an IMR-PERKINS O-34/TA, a 4-cylinder 3.34 L diesel engine.
| Make & model | IMR-PERKINS O-34/TA |
|---|---|
| Cylinders | 4, liquid-cooled |
| Displacement | 203.6 ci · 3.34 L |
| Max torque | 141 lb·ft · 191 N·m @ 1,300 rpm |
| Electrical system | 12 V |
Source · Traktorenlexikon, “IMT 555”
How much will a 555 lift, and what is its hydraulic flow?
A 555 lifts 2,601 lb (1,180 kg) at the lower-link ends of its Category 2 three-point hitch.
| Pump flow | 4.0 gpm · 15.1 L/min |
|---|---|
| Hitch category | Category 2 |
| Lift at ends | 2,601 lb · 1,180 kg |
| Rear PTO | 540 rpm @ 1,500 engine rpm |
| PTO shaft | 1 3/8"- 6 splines |
Source · Traktorenlexikon, “IMT 555”
What transmission does a 555 have?
Transmission specifications for the 555 are below.
| Clutch | Pedal operated dry two-stage double clutch |
|---|---|
| Steering | Mechanically operated worm steering |
| Top speed | 15.5 mph · 25 km/h |
Source · Traktorenlexikon, “IMT 555”
How much does a 555 weigh?
A 555 weighs 4,123 lb (1,870 kg) unladen.
| Unladen weight | 4,123 lb · 1,870 kg |
|---|---|
| Wheelbase | 84.8 in · 2,155 mm |
| Length | 137.2 in · 3,485 mm |
| Width | 66.9 in · 1,700 mm |
| Height | 66.5 in · 1,690 mm |
| Ground clearance | 23.9 in · 607 mm |
| Front track | 51.6 in · 1,310 mm |
| Rear track | 56.7 in · 1,440 mm |
| Turning radius, braked | 12.3 ft · 3.75 m |
Source · Traktorenlexikon, “IMT 555”
What oil does a 555 take, and how much?
A 555 engine takes 6.9 qt (6.5 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.
| System | Capacity |
|---|---|
| Engine oil | 6.9 qt · 6.5 LSource: Traktorenlexikon, “IMT 555” · single source, not independently verified |
| Transmission & hydraulic | 32.2 qt · 30.5 LSource: Traktorenlexikon, “IMT 555” · single source, not independently verified |
| Cooling system | 12.7 qt · 12.0 LSource: Traktorenlexikon, “IMT 555” · single source, not independently verified |
Always confirm against the operator’s manual for your machine before service.
Which tractors compare with a 555?
Within 10% of its 49.3 hp of claimed engine power, the same type, and first built within 15 years of it.
- ALLIS-CHALMERS FD-549.3 hp engine, claimed · 1963–1965Side by side with the 555 →
- John Deere-LANZ 70049.3 hp engine, claimed · 1963–1965Side by side with the 555 →
- John Deere-LANZ 71049.3 hp engine, claimed · 1965–1967Side by side with the 555 →
- Porsche-Diesel Master 40949.3 hp engine, claimed · 1962–1963Side by side with the 555 →
- Porsche-Diesel Master 42949.3 hp engine, claimed · 1961–1963Side by side with the 555 →
- Renault 8649.3 hp engine, claimed · 1967–1973Side by side with the 555 →
Common questions about the IMT 555
Is a 555 two-wheel drive or four-wheel drive?
The IMT 555 is two-wheel drive (2WD).
What PTO does a 555 have?
A 555 has a 540 rpm rear PTO on a 1 3/8"- 6 splines shaft.
Sources and how this page was built
Compiled from Traktorenlexikon, “IMT 555”.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- Traktorenlexikon: IMT 555 — CC BY-SA 4.0, WIKIBOOKS-TL-120960 · revision 1058957. Wikibooks contributors (Traktorenlexikon). Original document