The Wacker Neuson is a genuine OEM Piston Ring Set 0.75 designed for the GP5600A, GPS5600A, and GV5600A series portable generators. As a direct Wacker Neuson OEM component, the is produced to the same specifications as the original rings installed at the factory, ensuring a correct fit within the engine bore without the need for custom fitting or machining. This set covers the full range of GP5600A and GPS5600A Premium Portable Generator configurations, including electric start and wheel kit variants, as well as the GV5600A Value Generator line. When your generator engine shows signs of worn rings — such as oil consumption, loss of power output, or excessive exhaust smoke — replacing them with the correct oversize ring set is the most cost-effective path back to full engine performance.
Key Features
- Genuine OEM Ring Geometry — Each ring in the set is manufactured to the exact radial thickness, axial height, and end-gap specification of the original, ensuring correct sealing pressure against the cylinder wall.
- 0.75mm Oversize Designation — Sized specifically for cylinders that have been bored or honed to the 0.75mm oversize dimension, pairing correctly with the matching oversize piston for a properly sealed combustion chamber.
- Broad GP5600A / GPS5600A / GV5600A Coverage — Fits the full production range of 5600A-series Wacker Neuson portable generators, including standard, CARB GFI, CAN GFI, electric start, wheel kit, and value configurations.
- Restored Compression and Power Output — Worn piston rings are a leading cause of compression loss in small generator engines; a correct-spec ring set restores combustion sealing so the generator delivers its rated wattage consistently under load.
- Reduced Oil Burning — Properly seated OEM rings maintain the correct oil film on the cylinder wall without allowing excess oil past the rings into the combustion chamber, preventing fouled plugs and oil-contaminated exhaust.
Piston rings seal the gap between the piston and the cylinder wall, maintaining combustion pressure while controlling the thin film of oil that lubricates the cylinder bore. A generator engine relies on tight ring seal to convert fuel combustion into consistent electrical output — when the rings wear, gases blow past them into the crankcase, compression drops, and the engine can no longer sustain its rated load. Replacing the piston ring set during an engine rebuild restores that seal and brings fuel efficiency, power output, and oil consumption back to normal operating levels.
Part Details
| Part Number | 5000162629 |
|---|---|
| Old Part Number | 0162629 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Piston Ring Set 0.75 |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| GPS5600A,CAN GFI | GPS5600A | 5000620096, 5000620383, 5000620328, 5000620044, 5000620093, 5000620013, 5000620981 |
| Premium Portable Generator | GP5600A | 5000620094, 5000620095, 5000620042, 5000620043, 5000620091, 5000620092, 5000620011, 5000620012, 5000620381, 5000620382 |
| Value Generator | GV5600A | 5000620410, 5000620288, 5000620335 |
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.
