The Multiquip 540030 Pulley A Section 4.125 x 3/4 is a genuine OEM component designed for MQ flat saw and pavement saw series equipment, including SP4, SP303516, SP303520, SP303526, SP303530, SP605716, SP605720, SP605726, SP605730, SP605736, and SP6457 models. As a direct OEM replacement, 540030 is manufactured to the same specifications as the original, ensuring correct belt engagement and drive alignment right out of the box. DHS Equipment stocks this part to support professional crews who need fast, accurate replacements for their Multiquip saw fleet.
Key Features
- Correct Groove Profile for A-Section Belts — Machined to A-section belt specifications, ensuring the belt seats fully and tracks without slipping or riding out of the groove.
- OEM-Matched Bore Dimension — The 3/4 inch bore is sized to the original shaft spec, so the pulley mounts and locks down without shimming or adaptation.
- Broad SP Series Compatibility — Fits a wide range of Multiquip Street Pro flat saws and pavement saws including SP4, SP303526, SP605720, SP605730, and related models.
- Drive System Integrity — A worn or undersized pulley causes belt slippage, uneven blade speed, and accelerated belt wear; replacing with a correctly profiled OEM pulley restores consistent power transfer to the blade.
- Genuine Multiquip OEM Part — Sourced directly from Multiquip, carrying the same part number 540030 used in official service documentation and parts manuals.
A drive pulley transfers rotational power from the engine or motor shaft to the belt, which in turn drives the blade spindle on a flat or pavement saw. The pulley's groove profile must precisely match the belt cross-section — in this case an A-section belt — to maintain full contact area and efficient power transfer. When a pulley wears, develops groove damage, or is the wrong profile, the belt slips under load, blade RPM drops, cut quality suffers, and belt life shortens significantly. Replacing a worn pulley with the correct OEM unit restores full drive efficiency and protects the belt from premature failure.
Part Details
| Part Number | 540030 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Pulley A Section 4.125 x 3/4 |
Compatibility & Fitment
| Name | Model |
|---|---|
| MQ Pavement Saws | SP303526 |
| MQ Pavement Saws | SP303530 |
| MQ Pavement Saws | SP605720 |
| MQ Pavement Saws | SP605726 |
| MQ Pavement Saws | SP605730 |
| MQ Pavement Saws | SP4 |
| MQ Pavement Saws | SP6457 |
| MQ Pavement Saws | SP303516 |
| MQ Pavement Saws | SP303520 |
| MQ Pavement Saws | SP605716 |
| 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.
