The Wacker Neuson Limiter Cap is a genuine OEM component designed for use across multiple Wacker Neuson equipment families, including PTS4V centrifugal trash pumps, GPS8500 and GPS9700 portable generators, GS8.5V and GS9.7V portable generators, and the RD11V hydrostatic double drum vibratory roller. As a direct OEM replacement, the is manufactured to the same specification as the original part, ensuring proper fit and consistent operation across all covered models. This is the exact cap referenced by Wacker Neuson for these platforms — confirm your model number against the fitment list before ordering.
Key Features
- Genuine OEM Construction: — Manufactured to original Wacker Neuson specification, ensuring the cap seats and engages correctly without modification.
- Broad Cross-Family Fitment: — Covers PTS4V trash pumps, GPS8500, GPS9700, GS8.5V, and GS9.7V generators, and the RD11V tandem roller — one part number across multiple platforms.
- Direct Drop-In Replacement: — Matches the original mounting and engagement profile, so installation follows the same procedure as the factory-installed cap.
- Preserves Governed Operation: — A correctly fitted limiter cap maintains the intended operating parameters of the engine; a missing or damaged cap can allow uncontrolled throttle or governor adjustment.
- Fuel System and Governor Compliance: — Retains tamper-limiting function on carburetor or governor assemblies, which is relevant to emissions and operational compliance on applicable engine configurations.
A limiter cap is a small but functionally important component fitted over an adjustment screw on a carburetor or governor assembly. Its role is to restrict how far the screw can be turned, keeping the fuel mixture or engine speed within the manufacturer's intended operating range. When the cap is cracked, missing, or damaged, it becomes possible to inadvertently adjust the engine outside its optimal parameters — leading to rough running, over-revving, or non-compliant emissions output. Replacing a worn or lost limiter cap with the correct OEM part restores the governed operating envelope the engine was designed to run within.
Part Details
| Part Number | 5000118474 |
|---|---|
| Old Part Number | 0118474 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Limiter Cap |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 100mm/4in Centrifugal Trash Pu mp | PTS4V | 5000007691, 5000007683 |
| Portable Generator with Electr ic Start | GPS9700 | 5000008287, 5000620264 |
| Portable Generator with Electr ic Start | GPS8500 | 5000008286 |
| Hydrostatic Double Drum Vibrat ory Roller | RD11V | 5000007694 |
| Portable Generator with Electr ic Start | GS8.5V | 5000007661 |
| Portable Generator with Electr ic Start | GS9.7V | 5000007662 |
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.
Wacker Neuson