The Wacker Neuson 0108125 is a genuine OEM Shaft Seal designed for the BTS series gasoline cut-off saws, including the BTS 930, BTS 935, BTS 1030, BTS 1035, and BTS 1140 L3 models. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original component it replaces. Verified fitment spans both standard and L3 variants across the BTS lineup, making it straightforward to confirm compatibility for your machine. If your cut-off saw is showing signs of oil leakage or seal wear, the 0108125 is the correct OEM replacement to restore proper operation.
Key Features
- OEM Sealing Integrity — Manufactured to the exact material grade and dimensional tolerances of the original seal, ensuring correct compression and leak-free performance at the shaft interface.
- Drop-In Replacement — Installs directly into the original seal housing with no machining or adaptation; matches the bore, outer diameter, and lip geometry of the factory component.
- Broad BTS Series Fitment — Compatible with BTS 930, BTS 930 L3, BTS 935, BTS 935 L3, BTS 1030, BTS 1030 L3, BTS 1035, BTS 1035 L3, and BTS 1140 L3 cut-off saws, covering both standard and L3 power cutter variants.
- Protects Internal Components — A properly seated shaft seal keeps lubricant contained and prevents contamination from dust and debris — critical on a cut-off saw operating in concrete and masonry cutting environments.
- Fuel and Oil System Safety — A failed or worn shaft seal can allow oil to migrate toward ignition components or be drawn into the combustion path; replacing a degraded seal promptly is essential to safe operation.
A shaft seal is a precision ring fitted around a rotating shaft to retain lubricating oil or grease within the assembly while blocking external contaminants from entering. In a gasoline cut-off saw like the BTS series, the shaft seal prevents oil from escaping the crankcase or gearbox and keeps abrasive particles — common in concrete and masonry cutting — from working their way into bearing surfaces. When the seal wears, hardens, or cracks, oil loss accelerates, internal components run dry, and premature bearing or crankshaft failure can follow. Replacing the 0108125 Shaft Seal at the first sign of leakage is one of the most cost-effective ways to protect the long-term mechanical health of your cut-off saw.
Part Details
| Part Number | 0108125 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Shaft Seal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Power Cutter BTS 1035 L3 | BTS 1035 L3 | 5000008912, 5000008990, 5000610076, 5000610182 |
| Cut-Off Saws | BTS 1030 L3 | 5000008989, 5000610075 |
| Cut-Off Saws | BTS 935 L3 | 5000008988, 5000610074 |
| Cut-Off Saws | BTS 930 L3 | 5000008987, 5000610073 |
| Cut-off Saw with 20mm Arbor | BTS 930 | 5000008340 |
| Cut-off Saw with 1in Arbor | BTS 935 | 5000008341 |
| Cut-off Saw with 20mm Arbor | BTS 1030 | 5000008339 |
| Cut-off Saw with 1in Arbor | BTS 1035 | 5000007975 |
| BTS 1140L3 SAW | BTS 1140 L3 | 5000610063, 5000610078 |
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.
