The Multiquip 00397 Drive Coupling is a genuine OEM replacement component designed for RAMMAX walk-behind roller models including the RW1404, RW1404MR, RW1403HF, RW1504HF, P33/24 HHMR-BD, and P33/24 FR/FC/FCR series. Sourced directly from Multiquip, this part meets the same specifications as the original coupling installed at the factory. Verify your model code and serial number range against the fitment list to confirm compatibility before ordering, as certain variants such as the RW1404MR apply to S/N 326075 and up and the RW1504HF applies to units up to S/N.
Key Features
- Genuine OEM Construction — Manufactured to Multiquip's original engineering tolerances, ensuring correct torque transfer characteristics specific to the RW and P33/24 roller drivetrain.
- Direct Drop-In Replacement — Matches the original mounting interface and shaft engagement points on compatible RAMMAX roller models for a straightforward swap during servicing.
- Broad RAMMAX Roller Compatibility — Fits RW1404, RW1404MR (S/N 326075 and up), RW1403HF, RW1504HF (up to S/N 1534188), P33/24 HHMR-BD with blade, and P33/24 FR/FC/FCR configurations.
- Drivetrain Integrity — A properly functioning drive coupling transmits power smoothly between the engine and drum drive system; a worn or failed coupling causes vibration, slipping, or complete loss of drum propulsion.
- Serial Number Specific Fitment — Multiquip specifies this coupling across defined serial number ranges, so using the correct OEM part ensures the coupling seats and performs as engineered for your exact machine variant.
The drive coupling is a critical power-transmission component that connects the engine output to the roller's drum drive system, allowing torque to be transferred smoothly and efficiently during compaction operation. On RAMMAX walk-behind rollers, the coupling must maintain precise alignment and engagement under continuous vibratory and rotational loads. When a drive coupling wears, cracks, or fails, operators will typically notice loss of drive, unusual vibration, or an inability to maintain consistent drum speed — all of which directly compromise compaction quality and can cause further drivetrain damage if left unaddressed.
For fitment questions or help confirming compatibility with your serial number, contact the DHS Equipment parts team directly.
Part Details
| Part Number | 00397 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Drive Coupling |
Compatibility & Fitment
| Name | Model |
|---|---|
| Rollers | RW1404MR S/N 326075 and up |
| Rollers | RW1404 |
| Rollers | RW1404MR |
| Rollers | RW1403HF |
| Rollers | RW1504HF up to S/N 1534188 |
| Rollers | P33/24 HHMR-BD w/Blade |
| Rollers | P33/24 FR/FC/FCR |
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.
