EasyApplianceParts is now PartSelect! We've merged our sites to provide a better shopping experience for you.   Full Details

Find Parts

Parts Departments

Top Model Types

Top Brands

Repair Help

Expert Repair Videos

Keep typing for more specific results...

122RJ Husqvarna Brush Cutter - Overview

Enter a part description. DIY Heroes keep it simple, eg. "belt" or "pump".

Search filter:
Clear Filter
Your search term must have 3 or more characters.
Left Hand Throttle Housing – Part Number: 545223201
$9.62
In Stock
Left Hand Throttle Housing
Part #545223201
This replacement throttle housing is specially designed for use with Husqvarna trimmers and edgers. It is an authentic OEM sourced part, not an aftermarket imitation. This is the left hand side plastic housing piece only. Please note, the right hand side housing piece and the hardware to secure the two pieces together are all sold separately. To complete this repair you will need a screwdriver.
Housing, Throttle (rh) – Part Number: 545223001
$17.55
In Stock
Housing, Throttle (rh)
★★★★★
★★★★★
(2)
Part #545223001
This replacement throttle housing is a high quality OEM item that is specially designed for Husqvarna string trimmers and edgers. This is the right hand side plastic housing piece, please note that the left hand side piece and the hardware to secure the two halves are all sold separately. To complete this repair you will need a screwdriver.
Spring Trigger – Part Number: 530016454
$7.65
On Order
Spring Trigger
Part #530016454
This is an OEM part guaranteed to fit Milwaukee power tools. This trigger spring is attached to main trigger. Please note that only trigger spring is included. When disassembling this area, be sure to slowly separate parts in order to prevent springs from being lost when released too quickly. Though they appear similar, a lockout spring is a different part used with the throttle lockout (not present in all models). This part is often purchased with: • Trigger, part # 545066001 • Throttle Lockout, part # 530059804 • Lockout Spring, part # 545045601
Trigger – Part Number: 574355301
$7.65
In Stock
Trigger
Part #574355301
This is an authentic OEM part used in the Husqvarna trimmers listed below. This is the main trigger throttle mechanism attached to lower part of handle. While disassembling handle for this repair, be sure to separate pieces carefully so that no springs are lost. Note detailed positioning of all parts before removing them; proper positioning is vital to tool functioning. Sold individually. Throttle trigger spring is available separately, as part # 530016454. Note that this trigger fits serial number 2010-73N and higher. For lower serial number models, see trigger part # 545066001.
Trimmer Starter Pawl Bridge – Part Number: 503873305
$35.15
In Stock
Trimmer Starter Pawl Bridge
★★★★★
★★★★★
(3)
Part #503873305
The Starter Pawl bridge provides the resistance needed for the starter rope to start the trimming engine. It is an OEM part that attaches inside the recoil assembly. If broken due to weaar or fatigue, the engine will not engaged when the rope is pulled, and the part should be replaced. Installation is rated as easy and requires a screwdrvier, pliers and nutdriver. Refer to your make, model and diagram to check if this part is correct. This part is metal, individually sold, and comes in gold.
Air Filter – Part Number: 574242701
$10.95
In Stock
Air Filter
Part #574242701
This is a genuine part that is supplied by the original manufacturer for use with Husqvarna and Jonsered trimmers and edges. The air filter cleans the air entering and exiting the carburetor. This part is a common wear item, we recommend replacing the air filter periodically. For this repair, you will need a pair of pliers and a screwdriver to remove any covers or shrouds. Be sure to unplug the spark plug and boot wire before starting this repair.
Starter Assembly – Part Number: 574487401
$46.15
In Stock
Starter Assembly
Part #574487401
This is an authentic OEM part from Husqvarna for use with Line Trimmers. The recoil starter assembly spins the flywheel to start the engine. This assembly includes the recoil starter cover. The most common reason for replacing the starter assembly is if it is damaged or will not start the engine properly. This part is sold individually. The tool that you will need to replace the starter assembly is a T-25 Torx head screwdriver.
Throttle Assembly – Part Number: 574489003
$9.62
In Stock
Throttle Assembly
Part #574489003
This throttle assembly is designed for handheld outdoor power equipment to transmit throttle trigger input to the carburetor for smooth, accurate engine speed control. Built with a durable cable and protective housing, it supports consistent acceleration and dependable operation during use. It’s a practical replacement for restoring proper throttle response when the original cable becomes worn, stretched, or damaged.
Nut – Part Number: 503856301
$6.72
Special Order
Nut
Part #503856301
This is an authentic OEM sourced replacement part that is intended to be used with trimmers, brushcutters, and edgers from Husqvarna and Jonsered. The metal nut is used with several different types of machines and the application of the nut can vary based on the model of the equipment. This nut is sold individually.
Assembly, Gearbox – Part Number: 530096295
$53.85
On Order
Assembly, Gearbox
★★★★★
★★★★★
(2)
Part #530096295
This item has been OEM sourced to ensure a high level of quality. The gearbox assembly is intended to be used with trimmers from Husqvarna and Jonsered. The gearbox attaches to the bottom of the lower drive shaft. This item is used to connect the rotation of the shaft with the rotation of the cutting head. This gearbox is sold as an individual replacement part.
Bracket, Shield – Part Number: 530057554
$9.62
In Stock
Bracket, Shield
Part #530057554
This is a genuine replacement part manufactured for use with trimmers. The shield bracket is used to secure the deflector shield to the trimmer shaft. The shield bracket is sold individually, please see model diagram for associative parts.
Trimmer Nut – Part Number: 731231401
$6.72
In Stock
Trimmer Nut
Part #731231401
This is a genuine manufacturer-sourced replacement part which is specially designed for use with Husqvarna lawn and garden equipment. It is an identical replacement for a missing or damaged hexagon nut that was installed on a new unit. This is a standard hardware which has multiple applications, please make sure to refer to the appropriate diagrams of your model for the correct location and application of this component. Keep in mind this high-quality nut is made of durable metal and is sold individually.