The Wacker Neuson Needle Bearing is a genuine OEM component designed for the CT36 and CT48 series walk-behind concrete power trowels. Sourced directly from Wacker Neuson, this bearing meets the original design specifications for the machines it serves, covering a wide range of CT36 and CT48 variants including the CT36-5A, CT36-6, CT36-8A, CT36-9, CT36-400E, CT36-X, CT48-8A, CT48-9, CT48-11A, and CT48-13A-V. As a genuine OEM part, carries the same quality standard as the bearing installed at the factory, giving you confidence in the fit before the part even arrives on site.
Key Features
- OEM-Grade Needle Construction — Engineered to the original radial load and tolerance specifications, ensuring the bearing seats and rotates precisely as designed within the trowel's gearbox or rotor assembly.
- Direct Drop-In Replacement — Matches the original mounting dimensions, allowing the bearing to install into the existing housing without modification to adjacent components.
- Broad CT-Series Coverage — Verified fitment across CT36 and CT48 walk-behind power trowel variants, including gas-powered, electric, counter-rotating, and adjustable-handle configurations.
- Consistent Rotation Under Load — A healthy needle bearing keeps the rotor spinning true and the blade pitch mechanism operating smoothly; a worn bearing leads to vibration, uneven blade contact, and accelerated wear on surrounding components.
- Genuine Wacker Neuson Part — Supplied as an authentic OEM component, so the part number, geometry, and material grade match what was originally specified for these trowels.
A needle bearing supports rotating shafts by using small-diameter cylindrical rollers arranged in a tight radial pattern, allowing the assembly to handle significant radial loads within a compact space. In a walk-behind concrete power trowel, needle bearings are typically found in the gearbox and rotor drive assembly, where they keep the blade spider rotating smoothly under the constant load of finishing concrete. When a needle bearing wears or fails, operators will notice increased vibration, noise from the drive assembly, or inconsistent blade performance — any of which can compromise the quality of the finished concrete surface and accelerate wear on adjacent drivetrain components.
Part Details
| Part Number | 5000163937 |
|---|---|
| Old Part Number | 0163937 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Needle Bearing |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| CT36-8A-V | CT36-8A-V | 5000620832, 5000009442 |
| CT36-8A Trowel | CT36-8A | 5000009439, 5000620831 |
| CT48-8A Trowel | CT48-8A | 5000009449 |
| CT48-11A Trowel | CT48-11A | 5000009450, 5000620835 |
| CT48-13A-V Trowel | CT48-13A-V | 5000009452, 5000620836 |
| CT48-8A | CT48-8A EU | 5000620837 |
| CT36-400E Trowel | CT36-400E | 5000009448, 5000620828 |
| CT36-5A Trowel | CT36-5A | 5000009438, 5200016256 |
| CT36-5A | CT36-5A EU | 5000620829 |
| CT36-9-V Trowel | CT36-9-V | 5000009447, 5000620834 |
| CT36-5A-C Trowel | CT36-5A-C | 5000620040 |
| CT36-9 Trowel | CT36-9 | 5000009444, 5000620833 |
| CT36-6 Trowel | CT36-6 | 5000009443, 5000620830 |
| CT48-9 Trowel | CT48-9 | 5000009453, 5000620838 |
| 915mm/36in, Walk-Behind Trowel | CT36-X | 5000620036 |
| 915mm/36in, Walk-behind Trowel | CT36-X-C | 5000620039 |
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.
