The Wacker Neuson 5100012949 is a genuine OEM Locking Ring designed for Wacker Neuson RD-series tandem rollers and RC-series single-drum soil compactors. This part covers a broad range of machines including the RD24, RD27, RD28, RD40, and RD45 tandem roller families, as well as the RC70VO and RC110 single-drum soil compactors. As a genuine OEM component, the 5100012949 is manufactured to the same specifications as the original part installed at the factory, ensuring consistent fitment and function across all covered models. Keep a spare on hand to avoid unnecessary delays during routine maintenance or unplanned repairs.
Key Features
- Genuine OEM Retention Integrity — Manufactured to the exact dimensional and material tolerances required to hold components securely in position within the drum or drivetrain assembly.
- Direct-Fit Replacement — Engineered to seat and lock in the same position as the original, with no reworking of mating surfaces needed during installation.
- Broad Fitment Coverage — Confirmed for RD24, RD27, RD28, RD40, and RD45 tandem rollers and RC70VO and RC110 single-drum soil compactors across multiple production variants, including DPF, CAB, ROPS, and electric models.
- Sustained Compaction Performance — A correctly seated locking ring keeps rotating or oscillating assemblies properly aligned; a worn or failed ring can introduce play that disrupts drum operation and compaction output.
- Long-Term Corrosion Resistance — OEM material specification provides durability against the moisture, vibration, and debris exposure typical of compaction equipment operating in earthwork and paving environments.
A locking ring is a retention component used to secure a rotating shaft, bearing, or drum assembly within its housing, preventing axial movement during operation. On tandem rollers and single-drum compactors like those in the RD and RC series, the locking ring holds critical drivetrain or drum components in their correct position so that vibration and compaction forces are transferred efficiently without inducing damaging lateral or axial displacement. When a locking ring is worn, cracked, or missing, the assembly it retains can shift under load, leading to accelerated bearing wear, irregular drum behavior, and potential structural damage to surrounding components.
Part Details
| Part Number | 5100012949 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Locking Ring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD24-100 O Tandem Roller | RD24-100O US | 5100021759 |
| RD28-120o | RD28-120o | 5100047379 |
| RD40-130 Tandem Roller | RD40-130 US | 5100021801 |
| RD40-130o.3 | RD40-130o.3 | 5100047399 |
| RD24-100 O Tandem Roller | RD24-100 O | 5100011389 |
| RD28-120 O Tandem Roller | RD28-120O US | 5100021800 |
| RD40-130c | RD40-130c | 5100047384 |
| RD45-140 O Tandem Roller | RD45-140O US | 5100021806 |
| RD40-130o | RD40-130o | 5100047386 |
| RD27-120o | RD27-120o.3 | 5100047373 |
| Single drum soil compactor RC70VO | RC70VO | 5100021299 |
| RD24-100o | RD24-100o | 5100047378 |
| RD24-100o DPF | RD24-100o DPF | 5100047393 |
| RD28e-120 | RD28-120e | 5100066732 |
| Compactor RC110 US CAB | RC110 US CAB | 5100064270 |
| Compactor RC110 US Rops | RC110 US Rops | 5100056461 |
| RD40-130 O | RD40-130 O | 5100011395 |
| RD45-140o | RD45-140o | 5100047387 |
| Vibration Roller | RC70 VO US | 5100027578 |
| RD40-130 C Tandem Roller | RD40-130C US | 5100021803 |
| RD27-120 O Tandem Roller | RD27-120 O | 5100011390 |
| RD45-140 O Tandem Roller | RD45-140 O | 5100011396 |
| RD45-140 Tandem Roller | RD45-140 US | 5100021802 |
| Compactor RC110p US Rops | RC110p US Rops | 5100056462 |
| RD24-100o.3 | RD24-100o.3 | 5100047372 |
| RD40-130o DPF | RD40-130o DPF | 5100055781 |
| RD24e-100c | RD24-100ce | 5100066733 |
| RD28e-120c | RD28-120ce | 5100066734 |
| RD45-140o.3 | RD45-140o.3 | 5100047400 |
| RD28-120o DPF | RD28-120o DPF | 5100047394 |
| Compactor RC110p US CAB | RC110p US CAB | 5100064271 |
| RD45-140 C Tandem Roller | RD45-140C US | 5100021804 |
| RD40-130 O Tandem Roller | RD40-130O US | 5100021805 |
| RD24e-100o | RD24-100oe | 5100066735 |
| RD24e-100 | RD24-100e | 5100066731 |
| RD45-140o DPF | RD45-140o DPF | 5100055782 |
| RD28e-120o | RD28-120oe | 5100066736 |
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.
