Side view of a Husqvarna brushcutter with ergonomic handle and control panel.

Brushcutters

Parts, manuals and support for 122RJ

All the support you need for 122RJ. Manuals, spare parts, guides, how-to’s, and more.

Discontinued

This product is no longer available for sale. But don’t worry, we’ve got similar products you might like.

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

Support content

Manuals & Documents

(1)
Showing the latest version of manual and documents for 122RJ. For earlier versions, see link below to search all manuals & documents..
See all manuals & documents

Troubleshooting & help

(10)
Articles about Brushcutters.
Show all articles

Warranty

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.
MyPages

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 

Specifications

255-4 grassblade, All ex US50, CA
970 73 25‑01
Engine

Cylinder displacement

21.7 cm³

Output shaft power

0.6 kW

Fuel tank volume

0.3 l

Fuel Consumption

630 g/kWh

Maximum power speed

7,800 rpm

Idling speed

2,800 rpm

Maximum rpm output shaft

7,200 rpm

Electrode gap

0.5 mm

Clutch engagement speed (±120)

4,200 rpm

Torque, max.

0.8 Nm

Torque, max. at rpm

6,000 rpm

Spark Plug

Husqvarna HQT-4 672201
255-4 grassblade, All ex US50, CA
970 73 25‑01
Capacity

Cutting width

43 cm
255-4 grassblade, All ex US50, CA
970 73 25‑01
Equipment

Grass blade

Grass 255-4

Harness

Single harness

Saw blade

Not included

Trimmer head

Not included

Handle type

Loop
255-4 grassblade, All ex US50, CA
970 73 25‑01
Dimensions

Tube diameter

25.4 mm

Weight (excl. cutting equipment)

4.8 kg

Tube length

1,483 mm
255-4 grassblade, All ex US50, CA
970 73 25‑01
Lubricant

Lubricant type (Engine)

Husqvarna 2 stroke or equiv. at 50:1

Lubricant type (bevel gear)

Mineral grease
255-4 grassblade, All ex US50, CA
970 73 25‑01
Emission

Exhaust emissions (CO₂ EU V)

1,528 g/kWh

Exhaust emissions (HC average) EU

42.55 g/kWh

Exhaust emissions (HC average) CARB

31.56 g/kWh

Exhaust emissions (CO average) EU

230.89 g/kWh

Exhaust emissions (CO average) EPA

30.3 g/kWh

Exhaust emissions (NOx average) EU

0.37 g/kWh

Exhaust emissions (NOx average) EPA

1.82 g/kWh
255-4 grassblade, All ex US50, CA
970 73 25‑01
Transmission

Gear ratio

0.68

Drive gear angle

30 °
255-4 grassblade, All ex US50, CA
970 73 25‑01
Vibration

Equivalent vibration level (ahv, eq) left handle

1.66 m/s²

Equivalent vibration level (ahv, eq) right handle

0 m/s²
255-4 grassblade, All ex US50, CA
970 73 25‑01
Sound and noise

Sound pressure level at operators ear (LpA)

89.58 dB(A)

Sound power level, guaranteed (LWA)

102 dB(A)
255-4 grassblade, All ex US50, CA
970 73 25‑01
Control

Connectivity

Not applicable
Contact Husqvarna
Find nearest servicing dealer
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.