Long 550 Technical specs


Make Long
Model 550
Company country United states
Production years From 1972  Until 1975
Tractor type Utility tractor
Fuel diesel
Price -
Total build -
Service repair manual Long 550 Manual
AG front tires 7.50-16
AG rear tires 18.4-28
Weight 4570 lbs or 2072 kg
Length -
Width -
Height -
Wheelbase 81.5 inches [207 cm]
Ground clearance -
Rear tread size 47.25 to 74.7 inches
Front tread size 52 to 79 inches
Engine size 190.7 ci or 3.1 L
Number of cylinders 4 cylinders
Horsepower 60 hp or 44.7 kW
Power RPM 2400 (rpm)
Engine torque -
Engine torque RPM -
Fuel type diesel
Fuel injection system direct injection
Fuel tank capacity 14.25 gal or 53.9 L
Compression ratio 17:1
Bore stroke 3.74x4.33 inches or (95 x 110 mm)
Oil tank capacity 11 qts or 10.4 L
Coolant tank capacity 14.7 qts or 13.9 L
Number of batteries -
Battery voltage 12 V
Electric ground force negative
Engine starter volts 12 V
Parts And Accessories Long 550 Parts
Transmission type gear
Transmission gears 8 forward and 2 reverse
Clutch system 279.4mm dry disc
Oil tank capacity 18 qts or 17.0 L
Wheel drive 4x2 2WD
Steering system manual
Braking system independent contracting band
Cabin type Open operator station
Hydraulic system open center
Pump flow rate 5.75 gpm or 21.8 lpm
Hydraulic pressure 2133 psi or 147.1 bar
Drawbar claimed power 46.7 hp or 34.8 kW
Drawbar real power 46.73 hp or 34.8 kW
Drawbar fuel consumption 3.6 gal/hour or 13.6 l/hour
Max drawbar pull 6,944 lbs or 3149 kg
PTO claimed power 53.7 hp or 40.0 kW
PTO real power 47.66 hp or 35.5 kW
PTO engine @RPM 540@1970 (rpm)
PTO clutch system -
Rear PTO system -
Rear PTO RPM 540 (rpm)
Front PTO system -
PTO fuel consumption 3.2 gal/hour or 12.1 l/hour
Hitch control system -
Rear hitch II/I
Rear hitch lift 2660 lbs or 1206 kg



Detailed review of Long 550

Long produced its 550 farm tractor model From 1972  Until 1975 in United states with a Open operator station cabin.
Talking dimensions and weight, this model weighs 4570 lbs or 2072 kg while maintaining a wheelbase of 81.5 inches [207 cm] the front tread is about 52 to 79 inches while the rear tread is 47.25 to 74.7 inches .
This tractor can fit ag tires of 7.50-16 front and 7.50-16 back .
This Long 550 is powerd by a diesel engine it has 190.7 ci or 3.1 L 4 cylinders ,it can produce 60 hp or 44.7 kW at 2400 (rpm), the fuel tank capacity is 14.25 gal or 53.9 L.
This machine has 4x2 2WD wheel drive system,8 forward and 2 reverse transmission system.

- Long provided us with the latest version of its 550 service repair manual
- Find All mechanical and electrical parts and accessories of Long 550 farm-tractor here