The Multiquip 43140-77 Upper Support is a genuine OEM component designed for the STXDF super-sized hydrostatic ride-on power trowel series. As a direct OEM replacement, this part is produced to the same specifications as the original, ensuring a correct, hassle-free installation with no guesswork on fit or function. If you're servicing an STXDF dual-fuel ride-on trowel, this is the exact part your machine calls for. DHS Equipment stocks Multiquip OEM parts so you can get back to finishing concrete without unnecessary delays.
Key Features
- Genuine OEM Construction — Manufactured to Multiquip's original design specifications, delivering the same structural integrity and dimensional accuracy as the part that came on your machine.
- Direct Drop-In Replacement — Engineered to mount in the same location and orientation as the original Upper Support, making the swap straightforward for any qualified technician.
- Confirmed STXDF Fitment — Verified for the Whiteman STXDF super-sized hydrostatic dual-fuel ride-on power trowel series.
- Structural Stability Under Load — A correctly functioning Upper Support keeps critical trowel components properly aligned during operation; a worn or damaged support can introduce unwanted flex and misalignment that affects blade performance and finish quality.
- Exact Part Number Match — Ordering by part number 43140-77 eliminates the risk of receiving an incompatible substitute — critical when structural components are involved.
The Upper Support is a structural mounting component that holds an assembly or sub-assembly in its correct position within the machine's framework. On a ride-on power trowel like the STXDF, structural supports bear dynamic loads generated by blade rotation and machine movement across the concrete surface. When an Upper Support becomes cracked, bent, or worn, it can allow connected components to shift out of alignment, leading to uneven blade contact, vibration, and accelerated wear on surrounding parts. Replacing it with a genuine OEM part restores the mechanical integrity the machine depends on for a consistent, high-quality concrete finish.
Part Details
| Part Number | 43140-77 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Upper Support |
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.
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