The Husqvarna 593840901 Drive Shaft Assembly is a genuine OEM replacement built for the K770 disc cutter. Sourced directly from Husqvarna, this assembly matches the original component specification, ensuring correct engagement with the drivetrain and blade arbor without modification. DHS Equipment supplies this part to help keep your K770 running at full capacity. Cross-reference part number 593840901 against your parts diagram to confirm fitment before ordering.
Key Features
- OEM Drivetrain Precision — Manufactured to Husqvarna's exact tolerances, this assembly maintains the correct rotational alignment and torque transfer characteristics critical to disc cutter performance.
- Direct-Fit Replacement — Engineered as a drop-in replacement for the K770, matching original mounting interfaces and shaft geometry for a straightforward installation.
- K770 Disc Cutter Compatibility — Designed specifically for the K770, one of Husqvarna's most widely used handheld power cutters in concrete, masonry, and pipe-cutting applications.
- Restored Power Transfer — A worn or damaged drive shaft compromises blade speed and cutting consistency. Replacing it with this genuine assembly restores full power delivery from engine to blade.
- Genuine OEM Confidence — As an authentic Husqvarna component, this part meets the same build standards as the original, supporting the long-term structural integrity of the cutter's drivetrain.
The drive shaft assembly transmits engine power through the cutter's internal drivetrain to the blade, converting rotational force into the blade speed needed for cutting concrete, masonry, and similar materials. When the drive shaft wears, cracks, or fails, the result is lost power, vibration, or a complete loss of blade rotation — bringing work to a halt. Replacing this assembly with the correct OEM component restores smooth, efficient power transfer and maintains the structural integrity of the K770's drivetrain over continued heavy use.
Part Details
| Part Number | 593840901 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Drive Shaft Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| Disc Cutter | K770 |
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.
