2015 Husqvarna 550 XP® - 16" Bar, .325" Pitch, .058" Gauge, H21


550 XP® - 16" Bar, .325" Pitch, .058" Gauge, H21



Husqvarna 550 XP® is developed for tree care professionals and skilled land owners. The saw has a ground breaking design and is loaded with innovative solutions for efficient, convenient operation. Our unique X-Torq® engine technology provide more power where you need it, up to 20% less fuel consumption and 75% less exhaust emission.

  • X-Torq®: Delivers lower fuel consumption and reduced exhaust emission levels in accordance with the world´s most stringent environmental regulations.
  • AutoTune: AutoTune gives optimal engine performance throughout automatic engine setting. No time spent on carburetor adjustments. It compensates for different fuels, altitude, humidity, temperature and clogged air filter.
  • Flip-up tank cap: The flip-up tank cap is easy to open and close when refueling.
  • Air Injection: Centrifugal air cleaning system removes larger dust and debris particles before reaching the air filter. This results in reduced air filter cleanings and improved engine life.
  • LowVib®: System designed to reduce vibration levels to the operator, which lessens fatigue.
  • Adjustable oil pump: Allows you to control oil flow depending on application and weather conditions.
  • Quick-release air filter: Facilitates cleaning and replacement of the air filter.
  • Combined choke/stop control: Allows for easier starting and reduces the risk of engine flooding.
  • Cylinder displacement: 50.1 cc
  • Power output: 3.75 hp
  • Maximum power speed: 10200 rpm
  • Fuel tank volume: 17.58 fl oz
  • Fuel consumption: 446 g/kWh
  • Idling speed: 2800 rpm
  • Spark plug: NGK CMR6H
  • Electrode gap: 0.02 in.
  • Torque, max.: 2.8 Nm/6900 rpm
  • Oil tank volume: 0.57 US pint
  • Oil pump type: Automatic
Vibration & Noise Data
  • Equivalent vibration level (ahv, eq) front / rear handle: 2.8/3.7 m/s²
  • Sound pressure level at operators ear: 106 dB(A)
  • Sound power level, guaranteed (LWA): 116 dB(A)
Cutting Equipment
  • Chain pitch: .325 in.
  • Recommended bar length, min-max: 13 in.-20 in.
  • Chain speed at max power: 64.3 ft. s
  • Chain gauge: 0.05 in.
Overall Dimensions
  • Weight (excl. cutting equipment): 10.8 lb.



50.1 cc
Horse Power
3.75 hp


10.8 lb.
Bar Length Options
13 in. - 20 in.

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