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GZ381 RedMax Chainsaw - Overview

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Spark Plug – Part Number: 503235111
$11.28
In Stock
Spark Plug
Part #503235111
Compatible with over 150 models of lawn equipment, this Spark Plug has been sourced directly from the original manufacturer. It is sold individually, made of metal and ceramic components, and is not part of a kit or assembly. The spark plug is used to ignite the air-fuel mixture inside the combustion chamber. You may need to replace the Spark Plug if your 1 cylinder engine won't start, or if your more-than-1 cylinder engine runs rough. Spark Plugs will wear over time and should be inspected regularly. Customers rate this repair as Easy.
Recoil Starter Screw – Part Number: 503217321
$6.72
In Stock
Recoil Starter Screw
★★★★★
★★★★★
(1)
Part #503217321
Genuine OEM Husqvarna replacement part, this item is sold individually. This screw is used to secure the Starter Housing on the Husqvarna Chainsaws. Use a Flat head Screwdriver or a Hex Key to tighten or loosen the screw.
Chainsaw E-Ring – Part Number: 735310820
$6.72
In Stock
Chainsaw E-Ring
★★★★★
★★★★★
(1)
Part #735310820
Designed for use in various chainsaws, the E-Ring secures the pivot pin, which holds the handguard. It is an authentic OEM replacement part made of durable black metal and sold individually, not as part of a kit or assembly. When this part malfunctions, you may notice the handle or handguard is loose. At which point, it will need to be replaced. To complete this repair, you will need a pair of pliers. Customers rate this repair as Easy.
Screw – Part Number: 503217520
$6.72
In Stock
Screw
Part #503217520
This is an authentic Husqvarna replacement screw that is commonly used on a variety of chainsaws, trimmers and brushcutters. It is a standard hardware which has multiple applications depending on your tool. Always make sure to check appropriate diagrams for correct location and use of this part. Please note, this screw has a hex socket head and it is sold individually.
Chainsaw Pump Piston – Part Number: 540057901
$10.95
In Stock
Chainsaw Pump Piston
Part #540057901
It is a high-quality OEM item which is made for Husqvarna and Jonsered chainsaws. The piston is secured inside the cylinder in order to create pressure and push the oil. Over time due to friction and heat, it may wear out or even get damaged eventually requiring a replacement to maintain a properly working oil pump. Note, never use waste oil. This results in damage to the oil pump, the bar, and the chain. It is also important to use oil of the right grade (suitable viscosity range) in accordance with the air temperature. Make sure to refer to the owners manual and the appropriate diagrams of your model for the correct installation of the new part. You will need to use appropriate tools in order to remove the chain, the bar, and the sprocket in order to perform this repair. This pump piston is made of durable materials and is sold as an individual component. Keep in mind, other parts of the oiler mechanism are all sold separately.
Trimmer Check Valve – Part Number: 530026119
$7.65
In Stock
Trimmer Check Valve
Part #530026119
This check valve, also known as a one-way valve, is a genuine OEM part that regulates the flow of fuel/oil in the equipment engine to prevent it from flowing backwards. It is made of plastic and designed for use in a variety of lawn and garden power equipment. If the valve is jammed, worn down, or contaminated with dirt and debris, it will be unable to open and close properly, thus restricting the flow of fuel and compromising the engine combustion process. You will likely notice fuel leaks around the carburetor, engine stalling, hard starting, and overall lower performance from your equipment. To remove the faulty valve, carefully disconnect any hoses or fasteners connected to it. Place the new valve in position and secure it appropriately.
Chainsaw Starter Rope – Part Number: 505305125
$12.05
In Stock
Chainsaw Starter Rope
Part #505305125
Primarily used in chainsaws, this Starter Rope is an exact replacement part for hundreds of models. It is white and sold individually, not as part of a kit or assembly. The Starter Rope will need to be replaced once you notice signs of it fraying, wearing, or it breaks off. Customers rate this repair as Easy.
Flange Nut – Part Number: 503220001
$6.55
In Stock
Flange Nut
Part #503220001
This M8 flange nut secures the guide bar and chain assembly in place, ensuring proper alignment and safe operation of your equipment. Designed with an integrated flange and anti-slip teeth to resist loosening from vibration, it provides a reliable, secure hold during heavy use. Made from durable, corrosion-resistant steel with an M8 thread and 1.25?mm pitch, replacing a worn or missing nut helps maintain stability and dependable performance.
Worm Gear Assembly – Part Number: 544212402
$7.65
In Stock
Worm Gear Assembly
Part #544212402
This is an authentic Husqvarna replacement part that has been sourced from the original manufacturer to be used with chainsaws. The worm gear is used to rotate the oil pump piston as the clutch spins. This item is available as an individual replacement part.
Chainsaw Brake Band Assembly – Part Number: 544306001
$14.25
In Stock
Chainsaw Brake Band Assembly
Part #544306001
This is an authentic manufacturer-sourced part that is specially designed for use with Husqvarna chainsaws. It is an identical replacement for a faulty or a missing brake band assembly that was originally installed on a new unit, please make sure to check the appropriate diagrams of your model for the correct location and application of this hardware. The band is a part of a chain-break mechanism that plays an important role on safe operation of the chainsaw. Keep in mind this high-quality item is made of durable metal and is sold individually.
Chainsaw Chain Guide Plate – Part Number: 544284601
$9.62
In Stock
Chainsaw Chain Guide Plate
Part #544284601
This is an authentic replacement part manufactured for use with Husqvarna chainsaws. The chain guide plate is used to secure the chain bar bolts and provide spacing between the crankcase and the bar. This chain guide plate is available as an individual replacement part.
Trimmer Screw – Part Number: 503217010
$6.72
In Stock
Trimmer Screw
Part #503217010
This is a genuine OEM approved replacement screw made for Husqvarna chainsaws and brush cutters. It is a standard hardware which has multiple uses based on your equipment. Please refer to diagrams for correct application. It is made out of metal and it is sold individually. You would need a torx screwdriver to install or remove this screw.
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Pull rope would not return
2 of 3 people found this instruction helpful.
  • Paul from Tiffin, OH
  • Really Easy
  • 15 - 30 mins
  • Screw drivers
Removed old and
Replaced with new Spring
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