The Wacker Neuson Gearbox Output Cover is a genuine OEM component designed for PDT3A, PDI3A, PDI3A(I), PDT2A, and PDI2A(I) series diaphragm pumps. As a factory-sourced part, the is manufactured to the exact dimensions and material specifications of the original, ensuring a direct-fit installation with no guesswork. This cover seals and protects the gearbox output on these Wacker Neuson pump models, preserving drivetrain integrity and keeping contaminants out of critical internal components. Whether you are completing a scheduled service or replacing a damaged cover, this OEM part delivers the fit and function your pump depends on.
Key Features
- OEM-Matched Sealing Geometry — Manufactured to original tolerances so the cover seats flush against the gearbox housing, maintaining a proper seal without gaps or distortion.
- Direct-Fit Replacement — Bolt pattern and mounting interface match the original exactly, allowing straightforward installation on compatible Wacker Neuson diaphragm pumps.
- Broad Pump Compatibility — Fits PDT3A, PDI3A, PDI3A(I), PDT2A, and PDI2A(I) series pumps, covering a wide range of Wacker Neuson diaphragm pump models under a single part number.
- Drivetrain Protection — A properly fitted gearbox output cover keeps moisture, debris, and contaminants away from the output shaft and internal gearbox components, extending the service life of the drivetrain.
- Genuine Wacker Neuson OEM Part — Sourced directly from Wacker Neuson, so you receive the same part that shipped with the original machine — not an approximation.
The gearbox output cover is a protective enclosure mounted at the output end of the pump's gearbox. Its role is to seal the gearbox output shaft area, preventing dirt, water, and debris from entering the gearbox housing and contaminating the lubricant or wearing internal components. When this cover cracks, warps, or is lost during service, the gearbox becomes vulnerable to ingress damage that can accelerate wear on gears, bearings, and seals — leading to costly drivetrain repairs if left unaddressed.
Part Details
| Part Number | 5100075501 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Gearbox Output Cover |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PDT3A | PDT3A | 5100075507 |
| PDI3A | PDI3A | 5100075508 |
| PDI3A(I) PUMP DIAPHRAGM | PDI3A(I) | 5100075509 |
| PDT2A | PDT2A | 5100075510 |
| PDI2A(I) PUMP | PDI2A(I) | 5100075511 |
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.
Wacker Neuson