The Multiquip 12713 Rocker Block Assembly Gearbox 1.00 Dia. is a genuine OEM component designed for HHN and HHX series Whiteman ride-on power trowels, including the HHN31V, HHN34TVD, HHXD5, HHXG5, HHXD5-ES, EHHNK5, HHNG5, and HHXDF4-DF5. Sourced directly from Multiquip, part 12713 is manufactured to the exact tolerances required to maintain proper blade pitch geometry and gearbox function in these heavy-duty mechanical trowels. This is a direct OEM replacement, so it fits and installs the same way as the original component — no adaptation needed. If your machine is showing irregular blade pitch response or gearbox slop, replacing the rocker block assembly is a critical first step toward restoring full troweling performance.
Key Features
- OEM-Grade Tolerance Matching — Manufactured to the exact 1.00-inch bore diameter specification, ensuring correct fit within the gearbox housing without play or binding.
- Direct Gearbox Replacement — Designed to swap directly into the blade pitch gearbox assembly, maintaining the correct pivot geometry for smooth, consistent blade angle adjustment.
- Broad HHN and HHX Series Fitment — Compatible with HHN31V, HHN34TVD, HHXD5, HHXG5, HHXD5-ES, EHHNK5, HHNG5, and HHXDF4-DF5 ride-on trowels.
- Restores Pitch Control Precision — A worn rocker block causes sloppy or unresponsive blade pitch adjustment; replacing it with a fresh OEM part brings back sharp, accurate control across all blade arms.
- Genuine Multiquip OEM Part — Carries the Multiquip part number 12713, so you can cross-reference with your machine's parts manual for complete confidence before ordering.
The rocker block assembly is a pivoting interface component inside the blade pitch gearbox of a ride-on power trowel. It translates the operator's pitch control input into precise angular movement of the trowel blades, allowing the machine to transition between floating and finishing passes. When the rocker block wears, becomes loose, or cracks, the operator loses accurate control over blade pitch — resulting in uneven surface finish, blade chatter, or a complete loss of pitch adjustment. Replacing this component with a correctly sized OEM part restores the mechanical link between the pitch control and the blade arms, keeping the gearbox operating as intended.
Part Details
| Part Number | 12713 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Rocker Block Assembly Gearbox 1.00 Dia. |
Compatibility & Fitment
| Name | Model |
|---|---|
| Whiteman Ride-On Power Trowels | HHN31V |
| Whiteman Ride-On Power Trowels | HHN34TVD |
| Whiteman Ride-On Power Trowels | HHXD5 |
| Whiteman Ride-On Power Trowels | HHXG5 |
| Whiteman Ride-On Power Trowels | HHXD5-ES |
| International Ride-On Power Trowels | EHHNK5 |
| Whiteman Ride-On Power Trowels | HHNG5 |
| Whiteman Ride-On Power Trowels | HHXDF4-DF5 |
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.
