The Wacker Neuson Tension Device Block is a genuine OEM component designed for the BFS 2575KLS floor saw and the DFS 2075HLS diesel walk-behind saw. As a direct factory replacement, this block maintains the correct blade belt tension geometry that Wacker Neuson engineered into these machines. Sourcing the genuine OEM part ensures the tension device seats and functions exactly as intended, keeping your saw performing at spec cut after cut.
Key Features
- OEM-Matched Tension Geometry — Manufactured to the exact dimensional tolerances Wacker Neuson specifies for consistent, repeatable belt load across the drive system.
- Drop-In Replacement — Mounts directly into the existing tension device assembly on the BFS 2575KLS and DFS 2075HLS with no alteration to surrounding hardware.
- Broad Saw Family Coverage — Confirmed fitment across both the gasoline-powered BFS 2575KLS floor saw and the diesel-powered DFS 2075HLS walk-behind saw.
- Protects Belt and Drive Components — A correctly functioning tension device block holds drive belt load within the design range, preventing slippage, premature belt wear, and stress on blade shaft bearings.
- Blade-Speed Safety Relevance — Proper belt tension is critical to maintaining consistent blade RPM; incorrect tension can cause blade stall or unexpected speed variation during a cut, making accurate replacement a safety consideration.
The tension device block is a structural element within the floor saw's belt drive system, providing the fixed or adjustable bearing surface against which belt tension is set and maintained. When this block is worn, cracked, or damaged, the drive belt loses its calibrated load, leading to slippage at the blade spindle, erratic cutting depth, and accelerated wear on belts and pulleys. Replacing it with the correct OEM block restores the tension system to its original operating parameters and protects the broader drive assembly from cascading wear.
Part Details
| Part Number | 5000128317 |
|---|---|
| Old Part Number | 0128317 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Tension Device Block |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Floor Saw | BFS 2575KLS | 5000008781 |
| Diesel Walk-behind Saw | DFS 2075HLS | 5000008782 |
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 Part # 5100038617 - Tool- belt tensioner device - Genuine OEM Part
