Description
Overview:
This genuine Husqvarna spring (OEM ref. 503 90 83 01 / 503908301) is a factory-spec replacement for a range of Husqvarna professional and homeowner chainsaws. Made from durable, tempered spring steel, it is a compact coil spring designed to restore the correct tension and return action in the relevant assembly, helping the saw operate smoothly and reliably. It is engineered for a precise fit in compatible models, including the Husqvarna 545 and 550 XP, so you can maintain original performance without modification. Replacing a tired or broken spring prevents poor control response, misoperation, or inconsistent function, supporting safe and efficient cutting. Built to OEM standards, this part is suitable for routine servicing or repairs on heavily used saws in trade, forestry, and garden work.
Key Features:
- Genuine Husqvarna part for assured compatibility and performance
- Tempered steel coil construction for strength and long service life
- Direct replacement for OEM No. 503 90 83 01 (503908301)
- Maintains correct tension/return action in the intended mechanism
- Helps restore smooth operation and consistent control response
- Fits a wide range of pro and mid-range Husqvarna chainsaws
- Compact form factor; installs without modification when used as specified
- Suitable for preventative maintenance and repair of worn mechanisms
- Supports reliable saw function under regular site or woodland use
- Backed by Husqvarna manufacturing quality for dependable results
Typical Applications:
Used to replace a worn, fatigued, or broken spring within the specified Husqvarna chainsaw models. Typical use cases include restoring proper return or tension in control or drive-related assemblies after heavy use, accidental damage, or routine overhaul, helping keep the saw responsive and safe for cutting timber, firewood, pruning, and site work.
Also known as:
Return spring, tension spring, coil spring, service spring, OEM spring, chainsaw mechanism spring, replacement spring for Husqvarna saws.
Fits Models:
333, 334T, 335XPT, 336, 338XPT, 339XP, 545, 545 TrioBrake, 545TrioBrake, 550 XP, 550XP, 550XP TrioBrake, 550XP/XPG, 550XPG, 550XPG TrioBrake, 550XPGTrioBrake, 550XPTrioBrake, 555, 556, 560XP, 560XP/XPG, 560XPG, 562XP, 562XP/XPG, 562XPG
Alternate Part Numbers:
503908301
Product Specifications
| L&S Part No. | 503 90 83 01 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Husqvarna |
| OEM No. | 503908301 |
| Unit of Sale | 1 |
| Applications | 333, 334T, 335XPT, 336, 338XPT, 339XP, 545, 545 TrioBrake, 545TrioBrake, 550 XP, 550XP, 550XP TrioBrake, 550XP/XPG, 550XPG, 550XPG TrioBrake, 550XPGTrioBrake, 550XPTrioBrake, 555, 556, 560XP, 560XP/XPG, 560XPG, 562XP, 562XP/XPG, 562XPG |
| Machine Type | Chainsaws |
| Fits Brands | Husqvarna |
| Fits Models | 333 | 334T | 335XPT | 336 | 338XPT | 339XP | 545 | 545 TRIOBRAKE | 550XP TRIOBRAKE | 550XP, 550XPG | 555 | 556 | 560XP, 560XPG | 562XP, 562XPG | 550XPG Triobrake |
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