Husqvarna 556 AutoTune

Husqvarna 556 AutoTune

Husqvarna 556 was developed for demanding work by contractors and land owners. The saw has a ground breaking design, is loaded with raw power for efficient operation and has the ability to fit up to 28" bars. Our unique X-Torq© engine technology provides more power when you need it, up to 20% less fuel consumption and 75% less exhaust emissions.

Inertia Chain Brake

The flip-up tank cap is easy to open and close when refueling.

Retained Bar Nuts

Effective inertia-activated chain brake

One Battery Fits All

The retaining function prevents losing the bar nuts.

Air Injection

Delivers lower fuel consumption and reduced exhaust emission levels in accordance with the worldïs most stringent environmental regulations.

Combined Choke/stop Control

Extends the interval between filter cleaning, improving efficiency and increases engine life.

Two Mass Principle

Combined choke/stop control allows for easier starting and reduces the risk of the engine flooding.

Tool Less Chain Tensioning

Effectively minimising vibrations by isolating the engine from the handles reducing operator fatigue.

Easy Starting

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

Air purge for very easy starting.

Snap-lock Cylinder Cover

Facilitates cleaning and replacement of the air filter.

Ergonomic Rear Handle

Snap-lock cylinder cover saves time when changing spark plugs and cleaning.

Three-piece Crankshaft

Distinct felling marks for better felling precision.

Visible Fuel Level

Forged three-piece crankshaft giving maximum durability for the toughest applications.

Easy To Start

Transparent fuel indicator makes it easy to check fuel level.

Quick Chain Adjustments

Combined start/stop switch, Smart Start© and air purge make the saw very easy to start.

Auto Return Stop Switch

Side-mounted chain tensioner is conveniently located to allow quick and easy chain adjustment.

Adjustable Oil Pump

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.

Ergonomic Handles

Adjustable oil pump allows you to adjust chain lubrication to suit all working applications.

Magnesium Crankcase

The rear handle is asymmetrically designed with comfort inserts for a more solid and less tiring grip.

Slimmed-down Design

Sturdily built crankcase withstands high rpms and tough professional use, ensuring a long service life.

Chain Tensioning From The Side

Low, slender saw body makes the chainsaw easy and convenient to handle in any situation.

Technical Specifications

Oil tank volume0.74 US pint / 0.35 litre
Oil pump typeAdjustable flow, no flow at idle
Vibration & Noise Data
Equivalent vibration level (ahv, eq) frontrear handle / 2.7/3.2 m/sý
Sound pressure level at operators ear106 dB(A)
Sound power level, guaranteed (LWA)118 dB(A)
Cutting Equipment
Chain pitch3/8"
Chain speed at 133% of maximum engine power speed92.85 fts / 28.3 m/s
Recommended bar length, min-max15"-28" / 38-71 cm
Chain gauge0.058 "
Overall Dimensions
Weight (excl. cutting equipment)13.23 lbs / 6 kg
Engine Specification
Cylinder displacement3.65 cu.inch / 59.8 cmü
Power output4.16 hp / 3.1 kW
Maximum power speed9600 rpm
Fuel tank volume21.98 fl oz / 0.65 litre
Fuel consumption438 g/kWh
Idling speed2800 rpm
Spark plugNGK CMR6H
Electrode gap0.02 " / 0.5 mm
Torque, max.3.51 Nm/6100 rpm



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