The Husqvarna 581783801 Gearbox is a genuine OEM component designed for WS440HF, WS482HF, WS440, WS482, and WS442 wall saws. As a direct Husqvarna OEM part, this gearbox is manufactured to the exact specifications of the original unit, ensuring a proper fit and restored cutting performance. Cross-reference part number 581783801 against your parts diagram to confirm compatibility before ordering. DHS Equipment supplies this part to help keep your wall saw operating at full capacity.
Key Features
- Genuine OEM Gear Tolerancing — Manufactured to Husqvarna's original specifications, with matched gear geometry and housing dimensions that aftermarket alternatives may not replicate.
- Drop-In Replacement — This gearbox mounts directly to the original attachment points on compatible wall saws, using the same bolt pattern and interface as the factory unit.
- Broad Wall Saw Compatibility — Fits the WS440HF, WS482HF, WS440, WS482, and WS442 wall saws, covering multiple variants across Husqvarna's track-mounted wall saw lineup.
- Restored Power Transfer — A correctly functioning gearbox delivers consistent torque and blade speed to the diamond blade. A worn or failed unit causes erratic cutting, loss of power, or complete saw stoppage.
- Structural Integrity for Demanding Cuts — Wall saws operate under sustained load in reinforced concrete and masonry; this OEM gearbox is built to withstand the mechanical stress those conditions demand.
The gearbox is the core power transmission component in a wall saw, transferring rotational force from the drive motor to the blade head at the correct speed and torque ratio. It allows the blade to maintain consistent cutting speed through dense concrete, brick, and reinforced masonry. When the gearbox wears or fails, the blade loses drive, cuts become uneven, and the saw may become inoperable — making prompt replacement with a correctly specified unit essential to getting the machine back on the wall.
Part Details
| Part Number | 581783801 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Gearbox |
Compatibility & Fitment
| Name | Model |
|---|---|
| Wall Saw | WS440HF |
| Wall Saw | WS482HF |
| Wall Saw | WS440 |
| Wall Saw | WS482 |
| Wall Saw | WS442 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
