Husqvarna 544194907 Orange Chain Brake Assembly – Genuine OEM Replacement Chainsaw Brake Assembly
Part Number: 544194907
Category: Chainsaw Replacement Parts & Safety Components
Type: Orange Chain Brake Assembly – Genuine OEM Replacement Chainsaw Brake Assembly
The Husqvarna 544194907 Orange Chain Brake Assembly is a genuine OEM replacement component designed for select Husqvarna chainsaws and compatible chainsaw assemblies. This complete assembly is designed to replace the original chain brake assembly at its specified installation location.
Product Specifications
- Part Number: 544194907
- Manufacturer: Husqvarna
- Product Type: Chain Brake Assembly
- Color: Orange
- Alternate Description: Chainsaw Brake Assembly / Chain Brake Assy / Orange Chain Brake
- Component Type: Chainsaw Safety / Chain Control Component
- Primary Application: Chainsaws
- System: Chain Brake / Safety System
- Function: Provides Chain Braking and Chain Brake Engagement
- Installation Location: Chainsaw Clutch / Chain Brake Area – Model Dependent
- Associated Components: Brake Mechanism / Clutch Area / Guide Bar & Chain System
- Replacement Type: Direct OEM Replacement
- OEM Status: Genuine Husqvarna OEM Part
- Condition: New
- Quantity: 1 Chain Brake Assembly
- Part Number Reference: 544194907
- Alternate Number Format: 544 19 49-07
Features & Benefits
- Genuine Husqvarna OEM replacement chain brake assembly
- Factory-style orange chain brake assembly
- Designed for compatible Husqvarna chainsaws
- Replaces the original chainsaw chain brake assembly
- Helps restore proper chain brake operation
- Supports the chainsaw's intended safety and braking system
- Designed for proper engagement and release of the chain brake
- Helps stop chain movement when the brake mechanism is activated
- Application-specific shape, mounting points, and operating configuration
- Designed to match original equipment fit and function
- Suitable for replacing worn, cracked, broken, or damaged brake assemblies
- Direct replacement for chainsaws specifying 544194907
- Sold as one assembly
Chain Brake Function & Importance
The 544194907 Chain Brake Assembly forms part of the chainsaw's safety system and is designed to help rapidly stop chain movement when the chain brake mechanism is activated.
A simplified arrangement can be represented as:
Chain Brake Activation → 544194907 Brake Assembly → Braking Mechanism → Chain Movement Stopped
Depending on the chainsaw design, the chain brake system works with the applicable brake mechanism and clutch area to control chain movement.
A damaged or malfunctioning chain brake assembly can affect proper brake engagement and release. Possible signs of a problem may include:
- Chain brake does not engage
- Chain brake does not release properly
- Excessive resistance when operating the brake
- Loose or damaged brake components
- Cracked or broken assembly housing
- Abnormal movement of the brake mechanism
- Chain continues moving when the brake should be engaged
- Visible wear or heat damage around the brake assembly
Because the chain brake is a critical chainsaw safety component, equipment should not be operated if the brake system is damaged or functioning incorrectly.
Common Reasons for Replacement & Inspection
Replacement of the Husqvarna 544194907 Orange Chain Brake Assembly may be appropriate if the original has:
- Cracked or broken
- Sustained impact damage
- Developed excessive wear
- Become distorted
- Developed damaged mounting points
- Failed to engage properly
- Failed to release properly
- Developed excessive looseness
- Sustained heat or friction damage
- Developed damaged internal brake components
- Been damaged during chainsaw service
- Become unreliable during chain brake operation
Whenever replacing the chain brake assembly, inspect the surrounding clutch, brake mechanism, guide bar mounting area, chain, sprocket, and related hardware for excessive wear or damage.
If any related component is damaged, excessively worn, or improperly installed, correct the issue before returning the chainsaw to service.
Installation & Safety Considerations
Before replacing 544194907:
- Shut off the chainsaw completely.
- Allow the engine, muffler, clutch, and surrounding components to cool.
- Disconnect the spark plug where appropriate to prevent accidental starting.
- Follow the chainsaw manufacturer's service procedure for chain brake removal.
- Note the original assembly position and orientation.
- Remove the guide bar and chain when required for access.
- Remove the original chain brake assembly carefully.
- Inspect the clutch area, brake components, mounting surfaces, and related hardware.
- Compare the replacement 544194907 Chain Brake Assembly with the original.
- Install the replacement in the correct factory orientation.
- Reinstall the guide bar, chain, and associated components according to manufacturer specifications.
- Adjust chain tension as specified for the chainsaw.
- Verify that the chain brake engages and releases correctly.
- Confirm that the chain moves freely when the brake is released and remains stopped when the brake is engaged.
- Reinstall all required covers and hardware.
- Test the chainsaw and chain brake according to the manufacturer's recommended safety procedure before normal operation.
Do not operate a chainsaw with a chain brake that fails to engage, fails to release, operates inconsistently, or shows visible damage.
Fitment & Important Notes
- Verify compatibility with your exact Husqvarna chainsaw model, product number, serial number, and production revision before ordering.
- Match part number 544194907 directly with the applicable Husqvarna OEM parts documentation.
- 544194907 is an orange chain brake assembly intended for application-specific Husqvarna chainsaw installations.
- The exact mounting position, included subcomponents, and operating configuration are model dependent.
- Do not assume every Husqvarna chainsaw uses 544194907.
- Chain brake assemblies that appear similar may differ in mounting points, brake mechanism configuration, dimensions, housing design, and chainsaw compatibility.
- Do not select a replacement chain brake solely by appearance or color.
- Use 544194907 as the primary OEM fitment reference.
- Inspect the clutch, chain, guide bar, sprocket, and surrounding components when replacing a damaged brake assembly.
- Verify correct chain tension and chain brake operation before returning the chainsaw to service.
- Never operate the chainsaw if the chain brake system is damaged or does not function correctly.
- Do not cut, grind, drill, reshape, or otherwise modify the replacement assembly to force fitment.
- Follow all manufacturer procedures and safety precautions when servicing chainsaw braking components.
- This listing is for one Husqvarna 544194907 Orange Chain Brake Assembly only unless otherwise specified. Guide bars, chains, clutch components, sprockets, fasteners, and other chainsaw components are sold separately unless explicitly included.
- Match Husqvarna 544194907 with your chainsaw's OEM parts documentation before ordering to ensure proper fitment.
