Landini 6550
The Landini 6550 is a tractor produced by Landini. It is equipped with a 235.8 ci 3.9 L engine. The listed engine power is Diesel (listed): 65 hp / 48.5 kW. Transmission: 12 forward and 4 reverse. Operating weight: 6725 to 7337 pounds.
Engine Power
Diesel (listed): 65 hp / 48.5 kW
Fuel & Capacities
31.7 gal
120.0 L
Transmission
12 forward and 4 reverse
Operating Weight
6725 to 7337 pounds
Overview
 | 1978 - 1987
550 SeriesUtility tractor
550 Series
Utility tractor |
|---|
Production | |
|---|---|
Manufacturer | Landini |
Utility tractor | |
Landini 6550 Engine | |
|---|---|
Perkins 3.9L 4-cyl diesel | |
Fuel tank | 31.7 gal
120.0 L |
Engine details ...  | |
Landini 6550 Transmission | |
|---|---|
12-speed | |
Transmission details ...  |
Landini 6550 Power | |
|---|---|
Engine | 65 hp
48.5 kW |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Differential lock | mechanical rear |
Power steering | |
Wet disc brakes | |
Cab standard with heat. | |
Hydraulics | |
|---|---|
Pump flow | 7.4 gpm
28.0 lpm |
Tractor hitch | |
|---|---|
Rear Type | II |
Rear lift | 5248 lbs
2380 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540/1000 (1.375) |
Dimensions & Tires | |
|---|---|
4WD Wheelbase | 95.3 inches
242 cm |
Weight | 6725 to 7337 pounds |
Front tire | 7.50-16 |
Rear tire | 12.4-36 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Charging system | alternator |
Charging amps | 45 |
Battery volts | 12 |
References | |
|---|---|
 | |
6550 four wheel drive published in 1982, by Landini |
Engine
Engine Detail — 235.8 ci / 3.9 L Diesel
Manufacturer | Perkins A4.236 |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 235.8 ci
3.9 L |
Bore/Stroke | 3.875x5.00 inches
98 x 127 mm |
Power | 65 hp
48.5 kW |
Rated RPM | 2200 |
Torque | 188.8 lb-ft
256.0 Nm |
Torque RPM | 1400 |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission — 12 forward and 4 reverse
Gears | 12 forward and 4 reverse |
 | |
Dimensions
Landini 6550 Tires | |
|---|---|
Ag front | 7.50-16 |
Ag rear | 12.4-36 |
Ag front | 11.2-24 |
Ag rear | 12.4-36 |
Dimensions | |
|---|---|
4WD Wheelbase | 95.3 inches
242 cm |
Length | 156 inches
396 cm |
4WD Height (hood) | 62.2 inches
157 cm |
Height (cab) | 100.8 inches
256 cm |
2WD Weight | 6725 lbs
3050 kg |
4WD Weight | 7337 lbs
3328 kg |
4WD Front tread | 61 inches
154 cm |
Rear tread | 59.1 to 77.2 inches
150 to 196 cm |
Photos
Landini 6550 tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for Landini 6550 based on its 65 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 7 to 8 ft (84-96 in)2.1 - 2.4 m | Heavy Duty | Heavy-duty twin spindle cutter for overgrown acreage. |
Rotary TillerSeedbed Prep | 78 to 84 in200 - 215 cm | Heavy Duty | Heavy commercial tiller with multi-speed gearbox. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | 4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机 | Heavy Duty | Silage and dry hay; 540 RPM PTO with slip-clutch. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Landini 6550.
Estimated Continuous Field Runtime: 9.4 hrs
Approximately 9.4 hours of continuous field operation at ~75% rated power on a full tank (31.7 gal / 120 L).
Estimated 75% Load Fuel Burn~3.4 gal/hr (12.8 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Landini 6550 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Landini 6550.
Converted Equivalents:
Horsepower (HP)65 hp
Kilowatts (kW)48.5 kW
Metric Horsepower (PS / CV)65.9 PS
Direct Competitor Comparison
Compare Landini 6550 against same-era industry alternatives in the same horsepower class.
Current Model
Landini
Landini 6550
Engine Power:Diesel (listed): 65 hp / 48.5 kW
★ Baseline Reference
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