Description
Overview:
This Worm for Stihl chainsaws is a Genuine Stihl drive component that transfers motion to the ancillary drive within the clutch side, keeping your saw running smoothly. Made from a hard‐wearing engineered polymer for low friction and long service life, it replaces worn or stripped worms to restore dependable operation. It is designed for popular models including the Stihl 028 and 042AV, and is manufactured to precise OEM tolerances for a secure fit. Ideal for routine maintenance or a like‐for‐like replacement, it helps maintain consistent performance under regular use. Genuine Part for assured compatibility and quality. OEM Part Number: 1119 640 7100.
Key Features:
- Genuine Stihl part for correct fit and reliable performance (OEM 1119 640 7100)
- Durable polymer construction designed to resist wear in oily, high‐temperature environments
- Precise moulding ensures smooth, efficient drive with minimal friction
- Direct replacement for a worn or damaged worm to restore consistent operation
- Helps maintain stable power transfer to the driven mechanism for reliable cutting work
- Supports long service intervals and reduces premature wear on mating parts
- Straightforward to fit with basic tools, minimising downtime
- Compatible with selected legacy and modern Stihl models for broad workshop coverage
- Suitable for professional, agricultural, forestry, and domestic users
- Backed by OEM quality control for repeatable results
Typical Applications:
Used during servicing or repair when drive engagement becomes inconsistent, noisy, or shows visible wear. Suitable for restoring smooth power transfer on chainsaws in tasks such as felling, logging, firewood processing, site clearance, and grounds maintenance. A practical spare to keep on hand for workshop repairs and preventative maintenance schedules.
Also known as:
Worm, worm gear, drive gear, pump drive gear, oiler worm drive, helicoidal gear, drive pinion. Commonly referred to by technicians as the chainsaw worm drive for the clutch‐side drive mechanism.
Fits Models:
028, 028AV, 038, 042 AV, 042AV, 048, MS380, MS381
Alternate Part Numbers:
1119-640-7100, 11196407100
Product Specifications
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