Description
Overview:
This genuine Husqvarna Worm Wheel is a precision-moulded component used in the power transmission system of Husqvarna chainsaws. It restores smooth, reliable engagement between rotating parts, helping the saw deliver consistent performance under load. Made from a hard-wearing polymer designed for long service life, it replaces worn or damaged wheels that can cause slipping, poor performance, or premature wear elsewhere in the mechanism. Intended for professional and DIY maintenance, it offers an accurate, like-for-like fit on the Husqvarna 254 and 257, with no modification required. As a Genuine Husqvarna part, it matches the original specifications for material, dimensions, and function, supporting dependable operation and reducing downtime during routine servicing or repairs.
Key Features:
- Genuine Husqvarna part for assured fit, function, and compatibility
- Durable, wear-resistant polymer construction for long service life
- Restores smooth, efficient power transmission and engagement
- Direct replacement for the original wheel; no modifications needed
- Accurate moulding for consistent meshing with mating components
- Helps prevent secondary wear caused by a slipping or stripped wheel
- Stable performance across typical chainsaw operating temperatures
- Straightforward installation with standard workshop tools
- Suitable for regular servicing in trade, domestic, and fleet settings
- Supports reliable cutting performance and reduces unplanned downtime
Typical Applications:
Replacement of a worn, chipped, or stripped worm wheel during routine service or repair of Husqvarna chainsaws. Useful for keeping machines working reliably on tasks such as felling, logging, firewood processing, pruning, grounds maintenance, and site clearance, both in workshop environments and on site.
Also known as:
Worm gear, drive gear, sprocket, worm drive wheel, helical gear, transmission wheel, reduction gear.
Fits Models:
254, 257, 261, 262XP
Alternate Part Numbers:
503 55 78-01, 503557801
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