Husqvarna's largest chainsaw is one of the most powerful in the world. The primary applications for the 3120 XP® is extreme logging, portable saw mills, and stump work. This saw is designed to pull the chain on our longest bars-- up to six feet! Like all Husqvarna chainsaws, the 3120 XP® has a superior power/weight ratio. Combine Smart Start® with LowVib and other ergonomic features, this heavy-duty saw is both easy to start and operate.

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Engine specification       

Cylinder displacement   118.8 cc

Cylinder bore     2.36 inch

Cylinder stroke 1.65 inch

Power output    8.4 hp

Maximum power speed 9000 rpm

Fuel tank volume             42.27 fl oz

Fuel consumption            490 g/kWh

Idling speed       2500 rpm

Spark plug           Champion RCJ7Y|NGK BPMR7A

Electrode gap     0.02 "

Ignition system SEM AM50

Ignition module air gap  0.01 "

Torque, max.     7.7 Nm/6000 rpm

Carburetor model name                WG8

Fuel tank volume             2.64 US pint


Oil tank volume 1.48 US pint

Oil pump type   Automatic

Oil pump capacity            30-54 ml/min

Vibration & noise data  

Equivalent vibration level (ahv , eq) front / rear handle   6.7/7.8 m/s²

Sound pressure level at operators ear     102 dB(A)

Sound power level, guaranteed (LWA)    116 dB(A)

Cutting equipment         

Chain speed at max power           65.95 fts

Chain speed at 133% of maximum engine power speed  87.6 fts

Recommended bar length, min-max        24"-42"

Chain gauge       0.063 "

Bar mount           Large

Overall dimensions        

Weight (excl. cutting equipment)             22.9 lbs



Inertia activated chain brake

Reduces the likelihood of injury due to kickback.



System designed to reduce vibration levels to the operator, which lessens fatigue.


Smart Start®

The engine and starter have been designed so the machine starts quickly with minimum effort.


Quick-release air filter

Facilitates cleaning and replacement of the air filter.


Three-piece crankshaft

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


Adjustable oil pump

Allows you to control oil flow depending on application and weather conditions.


Magnesium crankcase

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


Felling marks

Distinct, colored marks used for aiming the direction of timber fall.


Quick release air filter cover

Quick release cover saves time when cleaning or changing spark plug or filter.