The Wacker Neuson 5200025552 Hatz Engine is a genuine OEM powerplant designed for the RD7He series walk-behind tandem rollers, including the RD7, RD7H, and RD7He double drum models. As a factory-sourced unit, this engine is built to the exact specifications Wacker Neuson requires for proper integration with the RD7He drivetrain, hydraulic system, and operator controls. Confirmed fitment spans multiple RD7He configurations, making it the correct choice for operators sourcing a like-for-like engine replacement. When you need to restore full compaction output to your tandem roller, this is the part that gets the machine back to work.
Key Features
- Genuine OEM Hatz Powertrain Integrity — Sourced directly from Wacker Neuson, this engine matches the original combustion, cooling, and output characteristics specified for the RD7He platform.
- Drop-In Engine Compatibility — Engineered to align with existing RD7He mounting points, fuel connections, and electrical interfaces for a straightforward engine swap.
- Broad RD7He Series Fitment — Covers RD7, RD7H, and RD7He double drum walk-behind tandem roller variants across multiple production configurations.
- Sustained Compaction Output — A correctly specified engine maintains the drum vibration frequency and travel speed the RD7He needs to deliver consistent asphalt and soil compaction pass after pass.
- Fuel System Safety Compliance — As a genuine OEM engine assembly, all fuel delivery and ignition components meet the original design tolerances, supporting safe and compliant machine operation.
The engine is the core power source for the RD7He walk-behind tandem roller, driving both the drum vibration system and the machine's propulsion through the hydraulic circuit. When the engine loses compression, develops fuel delivery faults, or fails outright, the roller cannot generate the centrifugal force needed to compact asphalt or soil effectively — bringing paving and compaction operations to a halt. Replacing the engine with the correct OEM unit restores full rated power and ensures the hydraulic and vibration systems operate within their designed parameters.
Part Details
| Part Number | 5200025552 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Hatz Engine |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD7 Tandem Roller | RD7He | 5100017193, 5100017194, 5200015241, 5200015244, 5100038031, 5100018451 |
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.
