The Bomag 83212986 Joint is a genuine OEM replacement designed for BW 177 series single drum rollers, including the BW 177 D-40, BW 177 DH-40, BW 177 PDH-40, BW 177 D-50, BW 177 DH-50, and BW 177 PDH-50. Sourced directly from Bomag, this joint is manufactured to the exact tolerances and material specifications of the original component. It installs directly in place of the worn or damaged factory part, restoring proper mechanical connection without modification. If your BW 177 series roller is showing signs of joint wear — including looseness, vibration, or fluid transfer issues — part number 83212986 is the correct OEM solution.
Key Features
- Genuine OEM Construction — manufactured to Bomag's original material and dimensional specifications, ensuring the same load-bearing and articulation performance as the factory-installed component
- Direct Drop-In Replacement — engineered to match the original mounting points and connection geometry for a clean, straightforward installation on BW 177 series machines
- Broad BW 177 Series Coverage — fits BW 177 D-40, BW 177 DH-40, BW 177 PDH-40, BW177D 40, BW177PDH 40, BW 177 D-50, BW 177 DH-50, and BW 177 PDH-50 single drum rollers
- Restored Mechanical Integrity — a correctly functioning joint maintains precise transfer of force and motion between connected components, keeping the roller operating at full compaction efficiency
- OEM Part Number Confidence — ordering by Bomag part number 83212986 ensures you receive the exact component specified for your machine, eliminating guesswork at the parts counter
A joint serves as a mechanical link between two moving or connected assemblies, allowing motion, force, or fluid to transfer reliably from one point to another. On a single drum roller like the BW 177 series, joints are critical to maintaining smooth, controlled operation — whether managing articulation, hydraulic flow, or drivetrain movement. When a joint wears, cracks, or fails, it can introduce play, leaks, or misalignment that directly compromises compaction performance and can accelerate wear on surrounding components. Replacing a failed joint promptly with the correct OEM part restores the mechanical connection to its original condition.
Part Details
| Part Number | 83212986 |
|---|---|
| Brand | Bomag |
| Part Type | Genuine OEM |
| Description | Joint |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Single Drum Roller | BW 177 D-40 | 00818165 |
| Single Drum Roller | BW 177 DH-40 | 00818169 |
| Single Drum Roller | BW 177 PDH-40 | 00818171 |
| Single Drum Roller | BW177D 40 | 00818579 |
| Single Drum Roller | BW177PDH 40 | 00818585 |
| Single Drum Roller | BW 177 D-50 | 00824087 |
| Single Drum Roller | BW 177 DH-50 | 00824089 |
| Single Drum Roller | BW 177 PDH-50 | 00824091 |
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.
