Husqvarna 556 AutoTune
Delivers lower fuel consumption and reduced exhaust emission levels in accordance with the world's most stringent environmental regulations.
Centrifugal air cleaning system for reduced wear and longer operating time between filter cleaning.
Combined Choke/stop Control
Combined choke/stop control allows for easier starting and reduces the risk of engine flooding.
Effective anti-vibration dampeners absorb vibration, sparing the user's arms and hands.
Air purge for very easy starting.
Inertia Chain Brake
Effective inertia-activated chain brake.
The engine and starter have been designed so the machine starts quickly with minimum effort. Resistance in the starter cord is reduced by up to 40%.
Quick-release Air Filter
Facilitates cleaning and replacement of the air filter.
Snap-lock Cylinder Cover
Snap-lock cylinder cover saves time when changing spark plugs and cleaning.
Flip-up Tank Cap
The flip-up tank cap is easy to open and close when refueling.
Retained Bar Nuts
The retaining function prevents losing the bar nuts.
Distinct felling marks for better felling precision.
Forged three-piece crankshaft for maximum durability for the toughest applications.
Visible Fuel Level
Transparent fuel indicator makes it easy to check fuel level.
Easy To Start
Combined start/stop switch, Smart Start® and fuel pump make the saw very easy to start.
AutoTune gives optimum engine performance throughout automatic engine settings. No time spent on carburettor adjustments. It compensates for different fuels, altitude, humidity, temperature and clogged air filter.
Adjustable Oil Pump
Adjustable oil pump makes it easy to set the chain lubrication according to your needs.
Side-mounted Chain Tensioner
Side-mounted chain tensioner makes chain adjustment quick and easy.
Improved Handle Design
The rear handle is asymmetrically designed with comfort inserts for a more stable and less tiring grip.
Sturdily built crankcase withstands high rpms and tough professional use, ensuring a long service life.
Low, slender saw body makes the chainsaw easy and convenient to handle in any situation.
|Cylinder displacement||3.65 cu.inch / 59.8 cm²|
|Power output||4.16 hp / 3.1 kW|
|Maximum power speed||9600 rpm|
|Fuel tank volume||21.98 fl oz / 0.65 lit|
|Fuel consumption||438 g/kWh|
|Idling speed||2800 rpm|
|Spark plug||NGK CMR6H|
|Electrode gap||0.02 " / 0.5 mm|
|Torque, max.||3.51 Nm/6100 rpm|
|Oil tank volume||0.74 US pint / 0.35 lit|
|Oil pump type||Adjustable flow, no flow at idle|
|Vibration & Noise Data|
|Equivalent vibration level (ahv, eq) front||rear handle / 2.4/3.1 m/s²|
|Sound pressure level at operators ear||106 dB(A)|
|Sound power level, guaranteed (LWA)||118 dB(A)|
|Chain speed at 133% of maximum engine power speed||92.85 fts / 28.3 m/s|
|Recommended bar length, min-max||15"-28" / 38-71 cm|
|Chain gauge||0.058 "|
|Weight (excl. cutting equipment)||12.79 lbs / 5.8 kg|