The Wacker Neuson Piston is a genuine OEM Piston designed for a wide range of Wacker Neuson floor saws, plate compactors, and generators, including the BFS 1345, BFS 1350, BFS 1318, BPU 5545A, BPU 5260Ah, BPU 6275Ah, GV7000A, GV7003A, and RD7Af HRC series. Sourced directly from Wacker Neuson, this is the same piston built into your equipment at the factory, ensuring a direct, like-for-like replacement. Correct piston fit is critical to compression integrity and engine performance, making part number accuracy essential when ordering. With confirmed across multiple BFS and BPU series models, this part covers a broad range of popular Wacker Neuson equipment.
Key Features
- Genuine OEM Compression Spec: — Manufactured to the exact bore dimensions and ring-groove tolerances required for proper cylinder seal and full compression in Wacker Neuson engines.
- Drop-In Engine Replacement: — Matches the original piston profile and wrist-pin configuration for straightforward installation without machining or adaptation.
- Broad Series Compatibility: — Confirmed fitment across BFS 1318, BFS 1345, BFS 1350, BPU 5545A, BPU 5260Ah, BPU 6275Ah, GV7000A, GV7003A, and RD7Af HRC models.
- Restored Engine Power Output: — A worn or scored piston causes lost compression, hard starting, excessive smoke, and reduced cutting or compaction force; this replacement restores full engine output.
- Fuel System Integrity: — Proper piston fit maintains the correct air-fuel compression ratio, protecting against excessive fuel consumption and unburned fuel entering the crankcase.
The piston is the reciprocating component inside the engine cylinder that converts combustion pressure into mechanical force. As the fuel-air mixture ignites, the piston is driven downward, transferring energy through the connecting rod to the crankshaft and ultimately powering the machine's cutting blade, compaction plate, or generator output. When a piston wears, cracks, or loses its ring seal, compression drops sharply — resulting in hard starts, loss of power, increased oil consumption, and potential engine damage if left unaddressed. Replacing a failed piston with a genuine OEM part like the Wacker Neuson 5100038232 restores the tight cylinder tolerances the engine depends on for consistent, full-power operation.
Part Details
| Part Number | 5100038232 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Piston |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| BFS1345 | BFS1345 | 5100029230, 5100054575 |
| GV7000A | GV7000A | 5000009348, 5000009353, 5100006205 |
| Basic floor saw, 450mm/18in | BFS 1345AB | 5000008764, 5000610141 |
| BFS1350 | BFS1350 CN | 5100042680 |
| BFS1350 | BFS1350 | 5100054576, 5100029231 |
| BFS 1318AB SAW | BFS 1318AB | 5000610091 |
| BPU5545A | BPU 5545A | 5100009657 |
| BPU 5545A US | BPU 5545A US | 5100009658 |
| GV7003A | GV7003A | 5100002155 |
| BFS 1345 SAW,ABZ | BFS 1345ABZ | 5000610242 |
| Petrol Floor Saw BFS 1350AB | BFS 1350AB | 5100000089 |
| Petrol Floor Saw BFS 1350ABZ | BFS 1350ABZ | 5100000091 |
| Floor Saw | BFS 1318A | 5100004006 |
| Gasoline Powered Floor Saw | BFS 1345A | 5100004007 |
| BFS1345Az Floor Saw | BFS 1345Az | 5100004008 |
| Gasoline Powered Floor Saw | BFS 1350A | 5100004011 |
| Gasoline Powered Floor Saw | BFS 1350Az | 5100004012 |
| RD7Af HRC | RD7Af HRC | 5100006342 |
| RD7Afb HRC | RD7Afb HRC | 5100006347 |
| BFS1350 | BFS 1350 | 5100009933 |
| BFS1345 Floor Saw | BFS 1345 | 5100009944 |
| BPU5260Ah | BPU5260Ah | 5100077265 |
| BPU6275Ah | BPU6275Ah | 5100077266 |
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.
