The Multiquip 43140-78 Isolator 32 X 32 M8-1.25 is a genuine OEM isolator designed for STXDF series ride-on power trowels. As a direct Multiquip OEM component, 43140-78 meets the original design specification for vibration isolation in these machines, ensuring the mounting and damping characteristics match exactly what the trowel was built around. Confirm your model number against the STXDF series before ordering to ensure a correct application match.
Key Features
- Genuine OEM Vibration Isolation: — Manufactured to the original Multiquip specification, delivering the correct damping stiffness and compression rating for this isolator mount position.
- M8-1.25 Thread Compatibility: — Features M8-1.25 threaded fastening interface, matching the original hardware pattern for a direct bolt-in installation.
- 32 x 32 Dimensional Accuracy: — Precisely sized at 32 x 32 to seat correctly within the designated mount pocket without shimming or modification.
- STXDF Series Fitment: — Verified for Multiquip STXDF super-sized hydrostatic ride-on trowels, the dual-fuel series built for high-production concrete finishing applications.
- Structural Integrity Under Load: — A worn or failed isolator transfers excessive vibration to the frame and operator controls, accelerating wear on surrounding components; replacing it restores proper isolation and protects the drivetrain.
An isolator is a rubber-bonded mount that absorbs and dampens mechanical vibration between two structural components — in this case, within the STXDF ride-on trowel's drive or engine mounting system. By cushioning the transfer of vibration, it protects the machine's frame, fasteners, and operator controls from the constant cyclical stress generated during troweling operations. When an isolator deteriorates or fails, vibration passes directly through the structure, which can loosen hardware, accelerate component wear, and cause rough, imprecise control feel at the operator station.
Part Details
| Part Number | 43140-78 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Isolator 32 X 32 M8-1.25 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Whiteman Ride-On Power Trowels | STXDF |
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.
