The Wacker Neuson is a genuine OEM Cylindrical Roller Bearing C4 designed for the RD27-100 and RD27-120 tandem roller series. As a direct factory replacement, this bearing is built to the same tolerances and clearance specifications as the original component installed at production. Whether you're running an RD27 Pro, RD27 Basic, or standard RD27 configuration — including T4F emissions-compliant models — part number is the correct replacement. Ordering genuine OEM ensures the bearing seats and performs exactly as Wacker Neuson engineered it to.
Key Features
- C4 Radial Clearance Grade: — The C4 internal clearance specification is engineered for applications with elevated operating temperatures and dynamic loads, making it the correct grade for the hydrostatic drivetrain environment of the RD27 series.
- Genuine OEM Precision: — Manufactured to Wacker Neuson's original dimensional and metallurgical standards, ensuring correct roller geometry, race hardness, and load-distribution performance for this application.
- Drop-In Fitment for RD27 Series: — Matches the original bearing journal dimensions exactly, allowing straightforward installation without modification to housings or shafts.
- Broad RD27 Compatibility: — Confirmed fitment across RD27-100 and RD27-120 variants, including Pro, Basic, and T4F models spanning multiple serial number ranges.
- Sustained Load Performance: — A correctly spec'd cylindrical roller bearing keeps the drivetrain running smoothly under the continuous vibration and compaction forces that define tandem roller operation. A worn or incorrect bearing leads to excessive heat, shaft play, and accelerated drivetrain wear.
A cylindrical roller bearing supports radial loads along a rotating shaft, using precision-machined cylindrical rollers to distribute force evenly across the bearing race. In a tandem roller like the RD27, these bearings are critical to the smooth, low-friction operation of the hydrostatic drive components — keeping torque transfer consistent and shaft alignment tight during compaction passes. When a bearing wears, loses clearance, or fails, operators typically notice vibration, heat buildup, noise from the drivetrain, or uneven drum behavior, all of which signal that replacement is needed to prevent further mechanical damage.
Part Details
| Part Number | 5200009412 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Cylindrical Roller Bearing C4 |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydrostatic Vibratory Roller | RD27-100 | 5200005878, 5200014868, 5200023554, 5200023556, 5200005876, 5200021387 |
| Hydrostatic Vibratory Roller | RD27-120 | 5200005879, 5200014869, 5200014922, 5200014923, 5200023555, 5200023557, 5200024441, 5200005877, 5200021389 |
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
Wacker Neuson 5000189412 Cylindrical Roller Bearing C4
