Multiquip 21496-001 Input Retainer

The Multiquip 21496-001 Input Retainer is a genuine OEM component designed for Whiteman ride-on power trowel models HHN34TVD, HHXD5, and HHXD5-ES. As a direct factory replacement, part 21496-001 delivers the exact fit and material spec required by these heavy-duty mechanical trowels. Sourced directly through authorized Multiquip distribution, this retainer ensures the input assembly is held securely in place during operation. If you are servicing a Whiteman HHN34TVD or HHXD5 series trowel, this is the correct OEM retainer for the job.

Key Features

• Genuine OEM Construction — Manufactured to Multiquip's original material and dimensional specifications, ensuring the retainer performs exactly as the input assembly demands under heavy troweling loads.
• Direct Drop-In Replacement — Engineered to seat and secure into the input assembly the same way as the original component, with no rework or fitting required.
• Confirmed Fitment — Verified for Whiteman ride-on power trowel models HHN34TVD, HHXD5, and HHXD5-ES.
• Preserves Drivetrain Integrity — A worn or failed input retainer allows unwanted movement in the input assembly, which can accelerate wear on surrounding drivetrain components and disrupt blade speed consistency.
• Authorized Multiquip Part — Supplied through an authorized Multiquip dealer, meaning you receive a traceable, genuine OEM component backed by the manufacturer.

The input retainer secures the input shaft or input assembly within the trowel's drivetrain, preventing axial movement and keeping rotational forces properly transferred through the system. On a ride-on power trowel like the HHN34TVD or HHXD5, where blade pressure and engine torque are continuously transmitted through the drivetrain, a correctly functioning retainer is essential to maintaining smooth, consistent blade operation. When this component wears or fails, excessive play can develop in the input assembly, leading to vibration, uneven blade engagement, and potential damage to adjacent drivetrain parts.

For questions about fitment or to confirm this part is right for your machine, contact the DHS Equipment team before ordering.

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.