The Wacker Neuson Oil Tank Cap is a genuine OEM component designed for the RD27-100 and RD27-120 hydrostatic vibratory rollers, including standard and traction control configurations. As a direct factory replacement, this cap ensures the hydraulic or fluid oil tank is properly sealed against contamination and pressure loss during operation. Sourced directly from Wacker Neuson, part matches the original component specification exactly, making it a straightforward swap with no guesswork on fitment.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to the original cap specification, ensuring a correct thread engagement and airtight seal on the oil tank — critical for maintaining fluid integrity in a hydraulic roller system.
- Direct Factory Replacement — Threads directly onto the existing oil tank port on RD27-series rollers, matching the original cap diameter, thread pitch, and retention design.
- Broad RD27 Series Coverage — Compatible with RD27-100 and RD27-120 models across standard and traction control variants, covering a wide range of machine configurations in the field.
- Protects Hydraulic System Health — A properly sealed oil tank cap keeps contaminants, moisture, and debris out of the fluid system; a failed or missing cap can lead to fluid degradation and premature component wear.
- Fuel and Fluid Safety Compliance — Maintaining a sealed oil tank cap is essential for safe operation; an improper or damaged cap risks fluid spillage and potential fire or environmental hazard on the worksite.
The oil tank cap seals the hydraulic or engine oil reservoir on the RD27 tandem roller, preventing outside contaminants such as dirt, water, and debris from entering the fluid system during operation and transport. A secure, properly fitting cap also maintains the correct internal pressure environment for the tank, helping the hydraulic system function consistently. When the cap is cracked, missing, or no longer sealing correctly, fluid contamination can accelerate wear on pumps, motors, and seals throughout the machine — making this small part critical to long-term drivetrain reliability.
Part Details
| Part Number | 5000161479 |
|---|---|
| Old Part Number | 0161479 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Oil Tank Cap |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydrostatic Vibratory Roller | RD27-100 | 5000620393, 5000620508, 5000620510, 5000620512, 5000620395, 5200009322, 5000620007, 5000620037 |
| Hydrostatic Vibratory Roller | RD27-120 | 5000620394, 5000620509, 5000620511, 5000620513, 5000620396, 5200009323, 5000009469, 5000620038 |
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.
