The Multiquip EM20134 Gearbox Assembly with Fan is a genuine OEM component designed for JWN series mechanical ride-on trowels, including the JWN24HTCSL and JWN24HSCSL. Sourced directly from Multiquip, this assembly delivers the exact fit and performance specifications required for these non-overlapping blade trowel machines. If your trowel is showing signs of drive inefficiency, overheating, or gear wear, the part is the correct OEM replacement to restore full operation.
Key Features
- Genuine OEM Gearbox Integrity — Machined and assembled to Multiquip's original tolerancing, ensuring correct gear mesh, torque transfer, and load capacity specific to JWN series trowel blade drives.
- Integrated Fan Cooling — The built-in fan actively dissipates heat generated during continuous troweling operation, protecting internal gear components from thermal wear.
- Direct-Fit Assembly — Engineered as a complete assembly for the JWN platform, it installs in the same mounting position as the original unit without modification.
- JWN Series Compatibility — Confirmed fit for JWN24HTCSL, JWN24HSCSL, and the broader JWN mechanical ride-on trowel family.
- Complete Assembly Value — Supplied as a ready-to-install gearbox assembly, eliminating the need to source and assemble individual internal components separately.
The gearbox assembly is the mechanical heart of the ride-on trowel's blade drive system, transmitting engine power to the finishing blades and controlling rotational output. On JWN series machines with non-overlapping blade configurations, the gearbox must maintain precise gear engagement to keep blade pitch and rotation consistent across the finishing pass. When gearbox components wear or fail — through oil starvation, contamination, or prolonged heavy use — the result is uneven blade rotation, loss of finishing control, and potential damage to surrounding drivetrain components. The integrated fan assists in keeping operating temperatures stable, extending the service life of the internal gears and bearings. Replacing a worn or damaged gearbox with the correct OEM assembly, Multiquip EM20134, restores the trowel's finishing performance and protects the broader drivetrain from secondary wear.
For fitment questions or to confirm compatibility with your specific machine configuration, contact the DHS Equipment parts team.
Part Details
| Part Number | 20134 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Gearbox Assembly with Fan |
Compatibility & Fitment
| Name | Model |
|---|---|
| Power Trowels | JWN24HTCSL |
| Power Trowels | JWN24HSCSL |
| Power Trowels | JWN |
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.
