Description
Overview:
This pack of 3 anti-vibration (AV) springs is a Genuine Stihl replacement set for selected backpack blowers, including the SR 320 and SR 400. Each AV spring is a robust metal spring assembly designed to isolate engine vibration from the frame and harness, improving operator comfort and helping protect adjacent components. As a direct-fit Stihl spare with OEM Part Number 4203 760 9050, it restores correct suspension performance when original mounts have worn, perished, or failed. Suitable for regular servicing and preventative maintenance, the set provides enough parts to replace multiple mounting points or keep spares on hand. Built for outdoor use, these AV springs support smoother running and prolong the life of the machine in demanding landscaping and grounds-care work.
Key Features:
- Genuine Stihl part for assured fit and compatibility (OEM PN: 4203 760 9050)
- Pack of 3 for full replacements or spares in one purchase
- Reduces transmitted vibration to the frame and harness for improved comfort
- Helps protect tanks, frames, and fasteners from vibration-related wear
- Durable metal spring construction for long service life in outdoor conditions
- Direct replacement for worn or cracked mounts on compatible blowers
- Supports smoother operation and better control during extended use
- Straightforward to fit with basic hand tools on the specified models
- Maintains machine performance and helps reduce operator fatigue
Typical Applications:
Used during routine servicing or repairs of Stihl backpack blowers where vibration levels have increased, the machine feels harsh, or mounts are visibly damaged. Ideal for landscaping professionals, grounds maintenance teams, caretakers, and homeowners who need reliable vibration isolation for regular or seasonal blower use.
Also known as:
Anti-vibration mount, vibration isolator, AV mount, AV damper, shock spring, suspension spring, vibration buffer, blower mount spring, engine mount spring.
Fits Models:
SR 320, SR 400, BR 320, BR 320 L, BR 400
Alternate Part Numbers:
4203-760-9050, 42037609050
Product Specifications
| L&S Part No. | 4203 760 9050 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42037609050 |
| Unit of Sale | 1 |
| Applications | 400, BR 320, BR 320 L, BR 400, BR320, BR320L, BR400, SR 320, SR 400, SR320, SR400 |
| Machine Type | Backpack Blowers |
| Fits Brands | Stihl |
| Fits Models | BR320, BR400 | SR 320, 400 |
