Description
Overview:
This bearing plate is a genuine Stihl replacement part for the cutter drive of long‐reach hedge trimmers, ensuring accurate support and location of the bearing within the gear housing. Made from durable metal, it helps maintain smooth, reliable blade movement by keeping the drive components correctly aligned and reducing play and vibration. It is designed for Stihl machines such as the HLA 65 and HLA 85, and is supplied to the original equipment specification for a straightforward fit. Genuine Stihl Part. OEM/MPN: 4859 640 8400 (also seen as 48596408400 and 4859‐640‐8400). A suitable choice for routine maintenance or to replace a worn, damaged, or noisy plate to restore cutting performance and extend the service life of your hedge trimmer.
Key Features:
- Genuine Stihl part for correct fit and performance on specified HLA models
- Durable metal construction for long service life under regular use
- Supports and locates the bearing to maintain smooth, low‐vibration operation
- Restores correct drive alignment to help reduce premature wear of moving parts
- Direct replacement with OEM geometry; no modification required
- Helps cure symptoms such as rough running, excessive play, or increased noise
- Compatible with HLA 65/66/85/86 platforms for consistent maintenance across fleets
- Suitable for professional landscaping, grounds maintenance, and domestic users
- Easy to fit using standard workshop hand tools and service procedures
- Stihl part reference: 4859 640 8400 (variants 48596408400 / 4859‐640‐8400)
Typical Applications:
Used during scheduled servicing or repair of Stihl long‐reach hedge trimmers when the drive feels rough, noisy, or loose. Ideal after heavy seasonal work, impact, or contamination that causes wear in the cutter head. Helps maintain clean, even cutting by keeping gears and bearings correctly supported.
Also known as:
Bearing carrier, bearing retainer plate, support plate, gearbox plate, cutter head bearing plate, hedge trimmer drive plate, transmission plate, trimmer head plate, drive housing plate.
Fits Models:
HLA 65
HLA 66
HLA 85
HLA 86
Alternate Part Numbers:
4859-640-8400, 48596408400, 4859 640 8400
Product Specifications
| L&S Part No. | 4859 640 8400 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 48596408400 |
| Unit of Sale | 1 |
| Applications | HLA 65, HLA 66, HLA 85, HLA 85 Hedge, HLA 86, HLA65, HLA66, HLA85, HLA86 |
| Fits Brands | Stihl |
| Fits Models | HLA 66 | HLA 85 Hedge | HLA 86 | HLA 65 |
