The Multiquip 1988365830 Coupler Assembly is a genuine OEM component designed for KD1800, KD6, and HTH44T series equipment. Sourced directly from Multiquip, this assembly meets the exact engineering specifications of the original part. It is confirmed compatible with KD1800 and KD6 core drills as well as the HTH44T hydrostatic ride-on trowel. For tradespeople who depend on precise mechanical engagement, installing the correct OEM assembly is essential to maintaining machine integrity.
Key Features
- Genuine OEM Construction — Manufactured to Multiquip's original engineering tolerances, ensuring the coupling interfaces mate and transmit torque exactly as intended.
- Direct Drop-In Replacement — Engineered to match the original mounting points and connection geometry, allowing straightforward installation without modification.
- Broad Fitment Coverage — Compatible with KD1800 and KD6 core drills and the HTH44T hydrostatic ride-on trowel, covering multiple Multiquip equipment families.
- Consistent Power Transfer — A properly functioning coupler assembly maintains positive mechanical engagement between drive components, preventing slippage, vibration, and uneven load distribution.
- Operational Safety — A worn or failed coupler can cause sudden disengagement of driven components; replacing with the correct OEM assembly restores safe, controlled power transmission.
A coupler assembly connects two rotating shafts or drive components within a machine, transferring torque from the power source to the working attachment or driven system. It acts as the mechanical bridge between components, and when it wears, cracks, or fails, the driven element loses power or disengages entirely — halting work and potentially damaging adjacent drivetrain parts. Replacing a worn coupler assembly promptly with a genuine OEM part restores full mechanical engagement and protects surrounding components from stress caused by misalignment or slippage.
Have questions about fitment or need help confirming this is the right part for your machine? Contact the DHS Equipment parts team for assistance.
Part Details
| Part Number | 1988365830 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Coupler Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| Core Drills | KD1800 |
| Core Drills | KD6 |
| Core Drills | KD1800KD6 |
| Hydrostatic Ride-On Trowels | HTH44T |
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.
