The Husqvarna 505830801 Pump Drive Shaft is a genuine OEM component designed for the Soff-Cut4000 early entry saw. This OEM replacement ensures an exact mechanical match to the original, restoring the power transfer connection between the engine and hydraulic pump to factory specifications. DHS Equipment supplies this part to help keep your Soff-Cut4000 performing at full capability on the job.
Key Features
- Genuine OEM Construction — Manufactured to Husqvarna's exact torque and dimensional tolerances for the drive shaft position, ensuring consistent power transfer without slippage or misalignment.
- Direct Drop-In Replacement — Engineered to match the original mounting interfaces and shaft geometry of the Soff-Cut4000, allowing straightforward installation without modification.
- Soff-Cut4000 Compatibility — Specifically designed for the Soff-Cut4000 early entry saw, so you can order with confidence knowing this is the correct part for your machine.
- Restored Hydraulic Power Delivery — A worn or damaged drive shaft can cause inconsistent pump output, affecting blade performance and cut quality on green concrete; replacing it with this OEM shaft restores full, steady hydraulic drive.
- Verified Part Number — Cross-reference 505830801 against your Soff-Cut4000 parts diagram to confirm the correct application before installation.
The pump drive shaft transmits rotational power from the engine to the hydraulic pump, which in turn drives the cutting system on the Soff-Cut4000 early entry saw. Without a fully functioning drive shaft, the pump cannot generate the pressure needed to power the blade, resulting in reduced cutting performance or a complete loss of hydraulic function. A shaft that is worn, cracked, or damaged should be replaced promptly to keep the saw operating at the speed and consistency that early-entry concrete cutting demands.
Part Details
| Part Number | 505830801 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Pump Drive Shaft |
Compatibility & Fitment
| Name | Model |
|---|---|
| Early Entry Saw | Soff-Cut4000 |
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.
