The Wacker Neuson is a genuine OEM Governor Rod designed for a wide range of Wacker Neuson equipment, including CT36 and CT48 walk-behind concrete power trowels, GP3800A and GV5000A portable generators, PT3A centrifugal trash pumps, BFS floor saws, BPU and BPS vibratory plate compactors, and HPG truss screed power sections. Sourced directly through Wacker Neuson's authorized parts program, this rod is an exact match to the original component installed at the factory. Fitment spans an extensive lineup including the CT36-8A, CT48-8A, CT36AGP, CT48ADP, CT48ADT, CT36AVP, CT36AVT, GP3800A, GV5000A, GV5003A, GV3800A, PT3A, BFS 935A, BFS 940, BPU 3050A, BPU 2950A, BPU 3545A, BPU 3750Ats, BPU 4045A, BPS 2550A, and MPU 29A, among others. When your machine's engine speed control is off, replacing the governor rod with a verified OEM part like the is the straightforward path back to spec.
Key Features
- OEM Dimensional Accuracy — Manufactured to the exact length, thread pitch, and end geometry of the original rod, ensuring the governor linkage operates through its full range of motion without binding or slack.
- Drop-In Linkage Replacement — Connects directly to the existing governor arm and carburetor throttle linkage using the original attachment points — no drilling, bending, or fabrication needed.
- Broad Cross-Family Fitment — A single part number covers CT36 and CT48 concrete trowels, GP3800A and GV-series generators, PT3A trash pumps, BFS floor saws, and BPU/BPS vibratory plates — confirming compatibility before ordering is always recommended.
- Stable Engine Speed Under Load — A correctly functioning governor rod keeps engine RPM consistent as load fluctuates, which is critical for trowel finishing quality, generator output stability, and pump flow rate.
- Fuel System Safety Relevance — The governor rod is part of the fuel-metering linkage; a worn, bent, or disconnected rod can cause uncontrolled over-speed or under-speed conditions, making timely replacement an operational safety priority.
The governor rod is a mechanical link in the engine's speed-control system, connecting the governor arm — which senses crankshaft speed — to the carburetor's throttle plate. When engine speed rises above the set point, the governor arm moves, and the rod transfers that motion to close the throttle and reduce fuel flow; when load increases and speed drops, the rod allows the throttle to open. This feedback loop keeps the engine running at a stable, preset RPM regardless of changing work demands. A bent, worn, or broken governor rod breaks that feedback loop entirely, causing the engine to hunt, surge, over-speed, or stall under load — none of which are acceptable on a finishing trowel mid-pour, a generator powering critical equipment, or a pump draining a flooded excavation.
Part Details
| Part Number | 5000074733 |
|---|---|
| Old Part Number | 0074733 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Governor Rod |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| BFS940 | BFS940 | 5100029229, 5100054574 |
| CT36-8A-V | CT36-8A-V | 5000620832, 5000009442 |
| CT36-8A Trowel | CT36-8A | 5000009439, 5000620831 |
| CT48-8A Trowel | CT48-8A | 5000009449 |
| CT48-8A | CT48-8A EU | 5000620837 |
| 75mm/3in Centrifugal Trash Pum p | PT3A | 5000009098, 5000009101, 5000009240, 5000620800, 5000006729, 5000006730, 5100058535, 5100058536, 5100042216 |
| Portable Generator | GP3800A | 5000620104, 5000620379, 5000620485, 5000620342, 5000620484, 5000620041, 5000620103, 5000620010, 5100041978 |
| GV5000A | GV5000A | 5000009346, 5000009351, 5000009361, 5000009356, 5100006204 |
| 50Hz Portable Value Generator | GV5003A | 5000009347, 5000009362, 5100002154, 5000009352, 5000009357 |
| 915mm/36in CE Walk-behind Trow el | CT36AGP | 5000007596, 5000007595 |
| 915mm/36in CE Walk-behind Trow el | CT36AGP-E | 5000008036, 5000008026 |
| 1220mm/48in Walk-behind Trowel | CT48ADP | 5000007598, 5000007599, 5000008199 |
| 1220mm/48in CE Walk-behind Tro wel | CT48ADP-E | 5000008027, 5000008028 |
| 915mm/36in CE Walk-behind Trow el | CT36AGT-E | 5000007594, 5000008012 |
| 1220mm/48in CE Walk-behind Tro wel | CT48ADT-E | 5000007597, 5000008016 |
| 915mm/36in CE Walk-behind Trow el | CT36AGT | 5000008014, 5000008011 |
| 1220mm/48in Walk-behind Trowel | CT48ADT | 5000008015, 5000008040 |
| 50Hz Portable Generator | G3.3A | 5000008257, 5000008253, 5000008255, 5000008251 |
| 50Hz Portable Generator | G3.3AE | 5000008258, 5000008252, 5000008254, 5000008256, 5000008259 |
| GP3800A Generator, EPA w/Wheel Kit | GP3800 | 5000620976, 5000620974, 5000620975, 5100031174 |
| Portable Generator | G3.7A | 5000007189, 5000008044 |
| BPU 3050A | BPU 3050A | 5000008763 |
| Reversible Vibratory Plate, 35 kN, 45cm/18in | BPU 3545A | 5000008783 |
| 915mm/36in Variable Speed Walk #NAME? | CT36AVP | 5000009235, 5000009236 |
| HPG100A | HPG100A | 5000009507 |
| BPU 3050A US | BPU 3050A US | 5000610361 |
| BFS 935A SAW,BASIC | BFS 935AB | 5000008910 |
| 915mm/36in Variable Speed Walk #NAME? | CT36AVT | 5000009233, 5000009234 |
| Single Direction Vibratory Pla te, 25kN, 50cm/20in | BPS 2550A | 5000007528 |
| HPG50A | HPG50A | 5000009509 |
| BPU 3750Ats | BPU 3750Ats | 5000610408 |
| BPU3750Ats | BPU 3750Ats US | 5000610423 |
| Gasoline Floor Saw, Ø 350 | BFS 80 | 5000006654 |
| Gasoline Reversible Vibratory Plate | BPU 3050 | 5000008955 |
| BFS 914AB SAW | BFS 914AB | 5000610092 |
| BPU 4045A US | BPU 4045A US | 5100009663, 5000610403 |
| Petrol Floor Saw BFS 940A | BFS 940A | 5000610327, 5100004004 |
| Reversible Plates | MPU 29A | 5000630244 |
| Vibration Plate BPU 2950A WSM | BPU 2950A | 5000007873, 5000007962 |
| Portable Generator, 50Hz | G3.3AI | 5000009036 |
| Vibratory plate BPU 4045A | BPU 4045A | 5000610345 |
| Value Generator | GV3800A | 5000620409, 5000620287, 5000620334 |
| Value Portable Generator | GV3800 | 5000620994 |
| Vibratory Truss Screed, Power Section | HPG100 | 5000008293 |
| Vibratory Truss Screed, Power Section | HPG50 | 5000008294 |
| Gasoline Floor Saw, 350 cutmat ic | BFS 935A | 5000008694 |
| Gasoline Floor Saw, 350 cutmat ic | BFS 935AL | 5000008695 |
| Portable Generator | G3.3AIT | 5000009460 |
| BPU3545A-VIBROPLATE | BPU 3545A US | 5000610362 |
| Floor Saw | BFS 914A | 5100004002 |
| Floor saw BFS940 | BFS 940 | 5100009934 |
| Vibration Plate | BPU3050A CN | 5100039661 |
| PT3A(I) | PT3A(I) | 5100042614 |
| BT48A | BT48A | 5100081471 |
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.
