Multiquip 11660 Seat Plate W/A

The Multiquip 11660 Seat Plate W/A is a genuine OEM component designed for HHN31V and HHN34TVD Whiteman ride-on power trowels. As a direct factory replacement, part 11660 ensures correct fit and function without the guesswork that comes with non-specified alternatives. This welded assembly is engineered to Multiquip's original design tolerances, making it a straightforward swap for worn or damaged seat mounting hardware on these heavy-duty finishing machines.

Key Features

• Genuine OEM Construction: — Manufactured to Multiquip's original weld and plate specifications, ensuring the structural integrity expected from a seat-mounting assembly on a ride-on trowel.
• Direct Bolt-On Replacement: — Engineered as a welded assembly to match the original mounting configuration on HHN-series machines, allowing installation without modification or fabrication.
• Confirmed HHN-Series Fitment: — Verified compatible with HHN31V and HHN34TVD Whiteman ride-on power trowels.
• Structural Integrity for Operator Support: — A correctly functioning seat plate assembly keeps the operator's position stable and secure during finishing passes; a damaged or cracked plate can compromise operator stability on the machine.
• Operator Safety Relevance: — As a structural seat-mounting component, maintaining the condition of this assembly is directly tied to safe operation of the ride-on trowel — replace at the first sign of cracking, deformation, or weld failure.

The seat plate welded assembly serves as the structural base that anchors the operator seat to the frame of the ride-on power trowel. It bears the load and vibration transferred through the machine during operation, keeping the seat securely positioned so the operator can maintain control of the trowel heads. When this assembly cracks, warps, or develops weld failures, the seat can shift or become unsafe, making prompt replacement essential for continued safe operation.

For fitment questions or help confirming this part is right for your machine, contact the DHS Equipment parts team.

Part Details

Compatibility & Fitment

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.