The Multiquip 2638 6 In. Handle Extension Assembly Engine End is a genuine OEM component designed for WSHE-A Series vibratory screeds and Whiteman ride-on power trowel models STX55Y6, STX55J6, HTX44K5, and HTX44K4. As a direct OEM replacement, this assembly is manufactured to the same specifications as the original part, ensuring proper fit and function without improvisation or modification at the engine end connection point. Sourced directly through Multiquip's authorized parts network, the 2638 is the correct replacement when the existing handle extension shows wear, damage, or structural fatigue. Verify your model code against the fitment list before ordering to confirm compatibility.
Key Features
- Genuine OEM Construction — Manufactured to Multiquip's original design tolerances for the engine-end handle connection, ensuring structural integrity under continuous screed or trowel operation.
- Engine-End Specific Fit — Engineered specifically for the engine end of the handle assembly, connecting precisely to the mounting points on compatible WSHE-A Series screeds and STX/HTX ride-on trowels.
- Broad Model Compatibility — Confirmed fitment across WSHE-A Series vibratory screeds, STX55Y6, STX55J6, HTX44K5, and HTX44K4 Whiteman ride-on power trowels.
- Structural Stability Under Load — A sound handle extension assembly maintains proper operator control geometry and vibration transfer; a worn or cracked unit can compromise operator handling and screed output quality.
- Operator Safety Relevance — Handle assemblies are a direct operator contact point — using a correctly rated OEM extension helps maintain the structural and safety integrity of the handle system during operation.
The handle extension assembly at the engine end serves as the structural link between the engine-side mounting point and the operator handle system on vibratory screeds and ride-on trowels. It provides the correct spacing and alignment needed for proper handle geometry, which directly affects operator comfort, machine control, and the transmission of vibration through the screed or trowel deck. When this assembly becomes cracked, bent, or worn at the connection points, it can introduce unwanted flex into the handle system, reducing operator control and potentially causing uneven surface finishing results.
For fitment questions or help confirming the right part for your machine, contact the DHS Equipment team directly.
Part Details
| Part Number | 2638 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | 6 In. Handle Extension Assembly Engine End |
Compatibility & Fitment
| Name | Model |
|---|---|
| Vibratory Screeds | WSHE-A Series |
| Whiteman Ride-On Power Trowels | STX55Y6 |
| Whiteman Ride-On Power Trowels | STX55J6 |
| Whiteman Ride-On Power Trowels | HTX44K5 |
| Whiteman Ride-On Power Trowels | HTX44K4 |
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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