The Husqvarna 586916902 Gear Box is a genuine OEM component designed for the FS4800 and FS5000 floor saws. Sourced directly from Husqvarna, this gear box delivers an exact match to the original factory assembly, ensuring the drivetrain operates exactly as intended. DHS Equipment supplies this part to help keep your floor saw performing at full capacity. Cross-reference part number 586916902 against your parts diagram to confirm fitment before ordering.
Key Features
- Genuine OEM Gear Integrity — Manufactured to Husqvarna's original specifications, with matched gear geometry and material grade that aftermarket substitutes may not replicate.
- Direct Assembly Replacement — Designed to mount in the original gear box position on compatible floor saws, using existing hardware and attachment points for a clean installation.
- Confirmed FS4800 and FS5000 Fitment — Verified for Husqvarna FS4800 and FS5000 walk-behind floor saws, covering two of the most widely used models in the flat sawing lineup.
- Restored Blade Drive Performance — A correctly functioning gear box transfers engine power to the blade shaft efficiently; a worn or damaged unit causes blade speed loss, vibration, and uneven cuts in concrete or asphalt.
- Structural Durability — Built to withstand the high-torque demands of continuous flat sawing in concrete, asphalt, and masonry applications without premature wear.
The gear box is a core drivetrain component in a walk-behind floor saw, responsible for transmitting and redirecting engine torque to drive the diamond blade at the correct speed and load capacity. It absorbs the significant mechanical stress generated during deep slab cutting, and its internal gears must remain precisely meshed to maintain consistent blade rotation and cutting efficiency. When the gear box wears out or sustains damage, operators typically notice increased vibration, loss of cutting power, or audible grinding — all signs that the assembly needs replacement to restore safe and effective operation.
Part Details
| Part Number | 586916902 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Gear Box |
Compatibility & Fitment
| Name | Model |
|---|---|
| Floor Saw | FS4800 |
| Floor Saw | FS5000 |
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.
