The Husqvarna 583842201 Belt Tensioner Assembly is a genuine OEM component designed for the K770 and K970 power cutters. Sourced directly from Husqvarna, this assembly meets the exact specifications set for these machines, ensuring the drive belt operates at the correct tension throughout the cutting cycle. Cross-reference part number 583842201 against your parts diagram to confirm fitment before ordering. DHS Equipment supplies this part to help keep your equipment running at full capability.
Key Features
- Genuine OEM Tensioner Spec — Manufactured to Husqvarna's exact pivot geometry and spring-load rating for the K770 and K970, ensuring the belt rides at the designed operating tension — not an approximation.
- Complete Assembly Replacement — Supplied as a full tensioner assembly, so the pivot arm, spring, and mounting hardware are replaced together for a straightforward, single-step service.
- Confirmed Fitment for K770 and K970 Power Cutters — Engineered specifically for the K770 and K970 power cutter platforms; no adaptation or modification needed to seat this assembly correctly.
- Consistent Belt Drive Performance — A properly tensioned belt transfers engine power to the blade without slipping or excessive wear, maintaining full cutting depth and consistent blade speed under load.
- Prevents Premature Belt and Pulley Wear — Incorrect tension caused by a worn or failed tensioner accelerates belt degradation and pulley groove wear; replacing this assembly restores the load balance the drivetrain was designed around.
The belt tensioner assembly maintains the correct preload on the drive belt that transfers power from the engine to the cutting blade on K770 and K970 power cutters. When tension is too low, the belt slips under load, robbing the blade of speed and causing rapid belt wear; when tension is too high, it overloads the belt and bearing surfaces, shortening their service life. A worn or seized tensioner assembly disrupts this balance and can lead to erratic blade performance, belt squealing, or sudden belt failure mid-cut — restoring the assembly to OEM specification brings the drivetrain back into correct operating condition.
Part Details
| Part Number | 583842201 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Belt Tensioner Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| Power Cutter | K770 |
| Power Cutter | K970 |
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.
