The Multiquip 21111 Hose Assembly.38Id X 38Lg Str Ends is a genuine OEM component designed for the STX55J6 and STX55Y6 hydrostatic ride-on power trowels. As a direct OEM replacement, part 21111 is manufactured to the exact dimensions and material specifications required by these machines, ensuring a correct, trouble-free installation. Sourced directly through Multiquip's authorized parts network, this assembly is the right choice when restoring your STX55-series trowel to full working condition.
Key Features
- Genuine OEM Construction — Manufactured to Multiquip's original dimensional and material standards, ensuring the hose assembly delivers the correct flow capacity and pressure integrity for the STX55-series hydraulic system.
- Exact-Dimension Replacement — Straight-end fittings and fixed .38" ID x 38" length dimensions match the original routing and connection points, so the hose seats correctly without trimming or adapting.
- Confirmed STX55 Fitment — Verified for the STX55J6 and STX55Y6 hydrostatic ride-on trowels, keeping your parts selection straightforward and accurate.
- Hydraulic Circuit Integrity — A properly functioning hose assembly maintains consistent fluid delivery across the hydrostatic drive system, supporting smooth blade pitch control and steady machine travel.
- Verified by Part Number — Ordering by Multiquip part number 21111 confirms you are receiving the correct OEM assembly for your specific machine configuration.
This hose assembly is part of the hydraulic fluid circuit on the STX55-series ride-on trowel, carrying fluid between components of the hydrostatic drive or blade-pitch control system. A hose at this position must maintain a leak-free seal and consistent internal diameter to keep hydraulic pressure stable across the circuit. When a hose cracks, swells, or develops a leak, hydraulic pressure drops and the machine may exhibit sluggish blade response, uneven trowel action, or loss of drive power — making timely replacement essential to keeping the trowel performing as intended.
Part Details
| Part Number | 21111 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Hose Assembly .38Id X 38Lg Str Ends |
Compatibility & Fitment
| Name | Model |
|---|---|
| Whiteman Ride-On Power Trowels | STX55J6 |
| Whiteman Ride-On Power Trowels | STX55Y6 |
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.
