Husqvarna 525LK (25.4cc) Straight Shaft Line Trimmer

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Husqvarna 525LK (25.4cc) Straight Shaft Line Trimmer

The Husqvarna 525LK is a lightweight trimmer for commercial use. The machine is equipped with Husqvarna's X-TORQ engine. The 525LK is a combination machine, developed for many different types of tasks. Several attachments are available as accessories.

Intuitive controls
The choke and purge are easy to reach and understand.

X-Torq® engine
The X-Torq® engine design reduces harmful exhaust emissions by up to 60% and increases fuel efficiency by up to 20%.

Detachable shaft
Tooless coupler separates shaft for easy transport and storage.

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

Auto return stop switch 
Stop switch automatically resets to the ON position for easier starting.

Air Purge 
Removes air from carburetor and fuel system for easy starting.

Comfort handle 
Easily adjustable soft-grip handle for optimum comfort.

Efficient air filter 
The efficient air filter provide less cost for service and less engine wear

Tap 'n Go trimmer head 
Twin line cutting system with Tap 'n Go for quick line feed.

Click on attachments 
Click on attachments for easy tool change.











Cutting width 18.35 in 
Weight (excl. cutting equipment) 9.92 lbs
Tube length 58.39 in
Tube diameter 0.94 in
Exhaust emissions (CO average) 87.57 g/kWh 
Cylinder displacement 25.4 cm³
Power output 1.34 hp
Maximum power speed 8500 rpm
Fuel tank volume 17.25 fl oz
Fuel consumption 600 g/kWh
Idling speed 3000 rpm
Spark plug NGK BPMR8Y
Electrode gap 0.03 in
Torque, max. at rpm 6000 rpm
Torque, max. 1.2 Nm
Clutch engagement speed (±120) 4000 rpm
Maximum rpm output shaft 6500 rpm
OEM Trimmer head T35 M10 
Lubricant type Husqvarna 2 stroke or equiv. at 50:1
Sound pressure level at operators ear 94 dB(A)
Sound power level, guaranteed (LWA) 106 dB(A)
Gear ratio 19 
Drive gear angle 30 ° 
Equivalent vibration level (ahv, eq) left handle 3 m/s² 
Equivalent vibration level (ahv, eq) right handle 3.3 m/s² 



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WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. For more information, go to

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