Description
Overview:
This Gear Assembly is a genuine Stihl replacement for the drive mechanism in selected Stihl hedgetrimmers. Built from precision‐machined metal components for strength and long service life, it transfers power from the motor to the cutter blades, helping maintain smooth, consistent performance under load. It replaces worn or damaged gears that can cause noise, vibration, or poor cutting results. Engineered to Stihl factory tolerances, it fits correctly within the existing gear housing and interfaces with the blade linkage without modification. Suitable for professional and domestic maintenance of Stihl machines, it is ideal for restoring performance on the HSA 86 and HLA 65 platforms. OEM No. 4851 640 0104 ensures easy identification and ordering for accurate, reliable repairs.
Key Features:
- Genuine Stihl part for exact fit, alignment, and dependable operation
- OEM No. 4851 640 0104 for straightforward specification and replacement
- Durable metal construction resists wear for long service in demanding use
- Direct replacement for worn gears to restore smooth, quiet blade drive
- Helps maintain clean cutting, reducing vibration and stress on other parts
- Designed to integrate with the existing housing; no modification required
- Engineered to factory tolerances for correct gear mesh and longevity
- Suitable for workshop or site repairs to keep equipment working efficiently
Typical Applications:
Used to renew the drive train in Stihl hedgetrimmers showing symptoms such as increased noise, backlash, reduced cutting performance, or intermittent blade movement. Suitable for preventative maintenance after heavy seasons, routine overhauls in professional landscaping fleets, and repairs for grounds maintenance, estates, and domestic gardens.
Also known as:
Hedgetrimmer gear set, drive gear assembly, transmission gear set, cutter head gear, hedge trimmer drive kit, trimmer gearbox internals, blade drive assembly.
Fits Models:
HSA 86
HLA 65
HLA 66
HLA 85
HLA 86
Alternate Part Numbers:
4851-640-0104, 48516400104
Product Specifications
| L&S Part No. | 4851 640 0104 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 48516400104 |
| Unit of Sale | 1 |
| Applications | HLA 65, HLA 66, HLA 85, HLA 85 Hedge, HLA 86, HLA65, HLA66, HLA85, HLA86, HSA 86, HSA86 |
| Machine Type | Cordless Hedgetrimmers, Electric Hedgetrimmers |
| Fits Brands | Stihl |
| Fits Models | HSA86 | HLA 85 Hedge | HLA 65 | HLA 66 | HLA 86 |
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