Description
Overview:
This spring is a genuine Husqvarna replacement part designed for professional and heavy‐duty chainsaws, including the 281 and 288 series. Manufactured from durable spring steel, it provides reliable tension and return action within the saw's mechanism, helping controls and moving parts operate smoothly under load. It is engineered to OEM specification for a precise fit in Husqvarna 281, 281XP, 288, and 288XP models. Replacing a fatigued or broken spring restores correct function, reduces unwanted play, and helps protect other components from accelerated wear. Ideal for regular maintenance or a repair after a failure, this part is suitable for workshop technicians, arborists, forestry users, and DIY owners who need dependable, long‐lasting performance. Genuine Husqvarna quality ensures compatibility and consistent operation in demanding environments.
Key Features:
- Genuine Husqvarna part for assured compatibility and performance
- Precision‐wound spring steel for strength, elasticity, and durability
- Maintains correct tension and return action to keep mechanisms responsive
- Helps restore smooth operation and reduce wear on linked components
- Robust construction for repeated cycling and resistance to fatigue
- Stable performance in cold and wet conditions typically faced by chainsaws
- Made to OEM dimensions for straightforward, accurate installation
- Suitable for routine servicing or as a direct replacement after failure
- Supports safe operation by helping controls return reliably
- Clearly identified by Husqvarna part numbers 503 78 63-01 / 503786301
Typical Applications:
Used during maintenance or repairs to replace a worn or damaged internal spring on Husqvarna 281/288 series chainsaws. Helps restore the proper function of spring‐loaded mechanisms, ensuring levers and moving parts return as intended and continue to operate smoothly during cutting, felling, or general forestry and site work.
Also known as:
Chainsaw spring, tension spring, return spring, service spring, repair spring, OEM replacement spring, Husqvarna saw spring, maintenance spring, internal spring, spare spring.
Fits Models:
281, 281XP, 288, 288XP
Alternate Part Numbers:
503 78 63-01, 503786301
Product Specifications
| L&S Part No. | 503 78 63 01 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Husqvarna |
| OEM No. | 503786301 |
| Unit of Sale | 1 |
| Machine Type | Chainsaws |
| Fits Brands | Husqvarna |
| Key Features | - Genuine Husqvarna part ensures compatibility with 281/288 series - Precision-wound spring steel for strength and durability - OEM dimensions for accurate installation in Husqvarna models - Maintains correct tension and return action in chainsaw mechanisms - Suitable for routine servicing or direct replacement after failure |
| Fits Models | 281 | 281XP | 288 | 288XP |
