Description
Overview:
This Brake Band is a genuine Husqvarna OEM safety component for chainsaws, designed to stop the chain quickly and reliably by clamping around the clutch drum. Made from hardened spring steel for strength and wear resistance, it restores positive braking action when the original band becomes worn, glazed, or stretched. Purpose-built for Husqvarna tools, it fits popular models including the 51 and 55, with precise dimensions that match the factory specification. Genuine status ensures consistent quality, correct fit, and dependable service life. Identified by Husqvarna MPN 501874301 (also referenced as 501 87 43-01), it is suitable for routine maintenance or a like-for-like replacement during a brake service. A sound brake band is essential for safe operation in both professional and domestic cutting work.
Key Features:
- Genuine Husqvarna OEM part for assured compatibility and performance
- Hardened spring steel construction resists wear, heat, and deformation
- Restores fast, positive chain stopping to maintain safety compliance
- Direct-fit replacement to the original band on the brake assembly
- Factory-correct geometry for the clutch drum on listed models
- Helps resolve weak, inconsistent, or slipping chain brake action
- Easy to fit with basic hand tools following standard service practice
- Supports regular safety maintenance to keep the saw ready for work
- Suitable for professional forestry, landscaping, and domestic use
- Manufacturer Part Number: 501874301 (ref. 501 87 43-01)
Typical Applications:
Replacing a worn, stretched, or heat-damaged chain brake band to restore reliable emergency stopping on Husqvarna chainsaws. Common during routine safety servicing, after heavy braking events, or when the brake begins to lose bite. Suitable for forestry, arborist work, landscaping, grounds maintenance, and firewood processing.
Also known as:
Chain brake band, brake strap, clutch drum band, saw chain brake, chain stop band, safety brake band.
Fits Models:
51, 55, 254
Alternate Part Numbers:
501 87 43-01, 501874301
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