The Wacker Neuson 5100031588 Flywheel Complete is a genuine OEM component designed for the PG1 Dewatering Pump. As a direct factory replacement, this flywheel assembly is built to the exact specifications of the original part, ensuring proper balance, engagement, and engine performance. Sourced directly through Wacker Neuson's authorized parts network, the 5100031588 is the correct replacement when the flywheel shows signs of damage, wear, or failure on your PG1 pump unit.
Key Features
- Genuine OEM Mass and Balance Specification — manufactured to the precise rotational mass and balance tolerances required for smooth, vibration-free engine operation in the PG1 pump.
- Drop-In Assembly Replacement — supplied as a complete flywheel assembly, matching the original mounting pattern and interface for a straightforward swap during service.
- Confirmed Fitment for the PG1 Dewatering Pump — verified against Wacker Neuson parts documentation for the PG1 series, so you can order with confidence.
- Sustained Engine Output — a correctly functioning flywheel maintains consistent energy storage between power strokes, keeping the engine running smoothly under load; a damaged flywheel causes rough running, vibration, and potential starting failure.
- Ignition System Integrity — on small engine platforms, the flywheel houses the magneto magnets that drive ignition timing; a genuine replacement preserves correct spark advance and reliable starting.
The flywheel is a heavy rotating disc bolted to the crankshaft that stores rotational energy between engine power strokes, smoothing out the combustion cycle and keeping the engine running at a steady speed. On small engines like those found in the PG1 Dewatering Pump, the flywheel also carries the permanent magnets that interact with the ignition coil to generate the spark needed to start and run the engine. When a flywheel is cracked, damaged, or has worn keyway slots, the result is rough engine operation, misfiring, or a complete failure to start — making timely replacement critical to keeping the pump in service.
Part Details
| Part Number | 5100031588 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Flywheel Complete |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Dewatering Pump | PG1 | 5100031509 |
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.
