The Multiquip 512891 3-Groove Pulley is a genuine OEM component designed for FS1 series concrete saws. As a direct OEM replacement, it meets the original engineering specifications for drive geometry and belt alignment that the FS1 platform depends on. DHS Equipment sources this part directly through authorized Multiquip channels, so you can order with confidence knowing you are getting the correct part for your machine.
Key Features
- OEM-Matched Drive Geometry: — Engineered to the exact groove profile and pitch diameter of the original pulley, ensuring correct belt tracking and consistent power transfer to the blade drive system.
- Three-Groove Configuration: — Accommodates the triple-belt drive arrangement on the FS1, maintaining balanced load distribution across all three drive belts simultaneously.
- Direct FS1 Fitment: — Confirmed fit for Multiquip FS1 concrete saws; installs in the original mounting position without modification to the drive assembly.
- Sustained Cutting Performance: — A worn or damaged pulley causes belt slippage, uneven blade speed, and premature belt wear; replacing it restores full, consistent power delivery to the cutting head.
- Durable Construction: — Cast to handle the continuous rotational loads and vibration inherent in concrete saw operation, resisting the groove wear that leads to belt walk and loss of drive efficiency.
A drive pulley transmits engine power to the cutting blade by gripping and turning the drive belts that connect the engine output shaft to the blade spindle assembly. On a three-groove pulley, three V-belts run in parallel, spreading the load and reducing stress on any single belt. When the pulley grooves wear down or the pulley itself cracks or becomes misaligned, the belts begin to slip or wear unevenly, robbing the blade of cutting speed and generating excess heat. Replacing a damaged pulley with the correct OEM unit restores proper belt tension geometry and keeps the saw cutting at full efficiency.
For fitment questions or to confirm this part is correct for your specific FS1 configuration, contact the DHS Equipment parts team before ordering.
Part Details
| Part Number | 512891 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | 3-Groove Pulley |
Compatibility & Fitment
| Name | Model |
|---|---|
| Concrete Saws | FS1 |
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.
