525RX Mark II, Brushcutter, Petrol

Parts, manuals and support for 525RX Mark II

All the support you need for 525RX Mark II. Manuals, spare parts, guides, how-to’s, and more.

Choose article number
To show you the right support, choose an article number from this list.
Where to find my article number

Support content

Spare parts
Troubleshooting & help
Frequently read self-service articles about 525RX Mark II.

All you need to know about Husqvarna’s warranty policy and the service provided by us within the warranty period.

Warranty policy
Warranty service

Check your warranty

Login or create an account on MyPages to check your warranty period.

Is your product broken?

If your product is broken and you wish to claim your warranty, it must always be examined by a dealer.
Find your nearest dealer 

General questions

You can always contact Husqvarna for general questions about our warranty.
Contact Husqvarna 


All ex US50, T35 + Grass 255-4 (1")

Art no: 970 44 66‑01

All ex US50, T35 + Grass 255-4 (1")
Art no: 970 44 66‑01
Cutting width45 cm
Cylinder displacement25.4 cm³
Power output1 kW
Fuel tank volume0.65 l
Fuel consumption600 g/kWh
Maximum power speed8,500 rpm
Idling speed3,000 rpm
Maximum rpm output shaft8,200 rpm
Electrode gap0.55 mm
Clutch engagement speed (±120)4,000 rpm
Torque, max.1.2 Nm
Torque, max. at rpm6,000 rpm
Spark plugHusqvarna HQT-2
Grass bladeGrass 255-4
HarnessBalance 35
Trimmer headT35 M10
Tube diameter24 mm
Weight (excl. cutting equipment)5.5 kg
Tube length1,483 mm
Exhaust emissions (CO2 EU V)
1,141 g/kWh
Exhaust emissions (HC average)29.55 g/kWh
Exhaust emissions (CO average)337.1 g/kWh
Exhaust emissions (NOx average)0.31 g/kWh
Lubricant type (Engine)Husqvarna 2 stroke or equiv. at 50:1
Gear ratio13
Drive gear angle30 °
Equivalent vibration level (ahv, eq) left handle2.8 m/s²
Equivalent vibration level (ahv, eq) right handle2.7 m/s²
Sound and Noise
Sound pressure level at operators ear94 dB(A)
Didn't find what you were looking for?
Use our Product Assistant to find support for your Husqvarna products easily. If needed, you are welcome to contact us for further assistance.