The Wacker Neuson is a genuine OEM Starter Pulley designed for a broad range of Wacker Neuson equipment, including CT36 and CT48 walk-behind concrete trowels, BFS floor saws, PT3A centrifugal trash pumps, GP3800A and GV-series portable generators, and BPU reversible vibratory plate compactors. As a genuine OEM component, this pulley is produced to the exact specifications of the original part, ensuring a direct fit with no guesswork. It is confirmed compatible with an extensive list of models spanning the CT, BFS, PT, GP, GV, BPU, BPS, and HPG families. Whether you are servicing a concrete trowel on a finishing job or getting a generator or pump back into service, part number is the correct replacement to restore your recoil starting system.
Key Features
- Genuine OEM Rope Engagement Geometry — Machined to the original pulley profile, so the starter rope seats and unwinds correctly without slipping or binding under repeated pulls.
- Wide Cross-Family Compatibility — A single part number covering CT36 and CT48 trowels, BFS940 and BFS935 floor saws, PT3A trash pumps, GP3800A and GV5000A generators, and BPU/BPS plate compactors — simplifying parts inventory across your fleet.
- Drop-In Recoil Housing Fit — Engineered to match the original hub bore and rope-guide dimensions, allowing direct installation into the existing recoil starter housing without modification to surrounding components.
- Consistent Pull-Start Performance — A worn or cracked starter pulley causes the rope to slip, fray, or snap, leaving equipment dead on site. Replacing it with the correct OEM part restores smooth, consistent recoil action on every pull.
- Sourced from Wacker Neuson's OEM Supply Chain — Carries the same part number used by authorized Wacker Neuson service centers, so you can be confident you are installing the same component that left the factory.
The starter pulley is the grooved wheel inside the recoil starter housing that the pull rope wraps around. When you yank the starter handle, the rope unwinds from the pulley, spinning it — and through the starter mechanism, the engine crankshaft — fast enough to fire the engine. A spring then retracts the rope back onto the pulley for the next pull. When the pulley cracks, chips, or wears smooth, the rope can slip, bunch, or snap, making the engine impossible to start. Replacing a damaged pulley promptly is one of the most straightforward repairs on any gasoline-powered machine and immediately returns full starting capability.
Part Details
| Part Number | 5000081644 |
|---|---|
| Old Part Number | 0081644 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Starter Pulley |
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.
