The Multiquip 25557 Belt Tensioner Assembly is a genuine OEM component designed for SP303516, SP303520, SP303526, SP303530, SP605716, SP605720, SP605726, SP605730, and SP605736 Street Pro series pavement saws. As a direct OEM replacement, this assembly is manufactured to the same specification as the original, ensuring correct belt tension is maintained throughout the saw's operating range. DHS Equipment stocks this part to keep your Street Pro flat saw cutting efficiently with zero guesswork on fit or function.
Key Features
- Genuine OEM Tensioning Precision — Engineered to maintain the exact belt load required for consistent blade drive performance on Street Pro pavement saws, preventing belt slip or premature wear.
- Drop-In Assembly Replacement — Supplied as a complete tensioner assembly, matching the original mounting points and hardware interface for a straightforward swap.
- Broad Street Pro Series Coverage — Fits SP303516, SP303520, SP303526, SP303530, SP605716, SP605720, SP605726, SP605730, and SP605736 models in a single part number.
- Protects Belt and Drive System — A worn or failed tensioner allows belt slack that leads to blade stall, uneven cuts, and accelerated wear on pulleys and bearings; replacing it restores full drive efficiency.
- Operational Safety on Cutting Equipment — Correct belt tension on a pavement saw is critical to maintaining controlled blade speed; a properly functioning tensioner helps prevent unexpected belt disengagement during a cut.
The belt tensioner assembly maintains consistent tension on the drive belt that transfers power from the engine to the cutting blade. When tension is correct, the belt grips the pulleys firmly, delivering smooth, controlled blade speed and preventing slippage under load. As the tensioner wears, spring force or pivot movement degrades, causing the belt to go slack — which results in blade hesitation, reduced cutting depth, excessive belt heat, and eventual belt failure. Replacing the assembly with a genuine Multiquip 25557 restores the correct preload and keeps the drive system operating as designed.
For fitment questions or to confirm this part is correct for your machine, contact the DHS Equipment team directly.
Part Details
| Part Number | 25557 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Belt Tensioner Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| MQ Pavement Saws | SP303516 |
| MQ Pavement Saws | SP303520 |
| MQ Pavement Saws | SP605716 |
| MQ Pavement Saws | SP605720 |
| MQ Pavement Saws | SP605730 |
| MQ Pavement Saws | SP303526 |
| MQ Pavement Saws | SP303530 |
| MQ Pavement Saws | SP605726 |
| MQ Pavement Saws | SP605736 |
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.
