The Wacker Neuson Front Seal Ring is a genuine OEM component designed for the BL744ch, BL744h, BL742h, BL744c, BL744 EX, and BL742 EX Backhoe Loader series. As a direct OEM part, the is manufactured to the same material and dimensional standards as the original, ensuring a correct drop-in fit with no guesswork on seal geometry or compression tolerancing. Confirmed fitment spans the full BL740-series Backhoe Loader range, making this the go-to replacement when servicing front sealing points on these machines. Keep part number on hand as a scheduled service item to stay ahead of seal wear before it leads to fluid loss.
Key Features
- OEM-Grade Seal Material — Manufactured to Wacker Neuson's original compound and hardness specification, delivering the compression resistance and elasticity this sealing application demands.
- Exact-Profile Replacement — Matches the original seat geometry for a correct, tool-assisted installation at the front sealing position — no trimming, sizing, or adaptation needed.
- Broad BL740-Series Compatibility — Confirmed fit across the BL744ch, BL744h, BL742h, BL744c, BL744 EX, and BL742 EX Backhoe Loaders in a single part number.
- Leak Prevention — A properly seated front seal ring contains fluid under operating pressure; a worn or cracked seal allows progressive fluid loss that can lead to component damage and unplanned downtime.
- Genuine Wacker Neuson Part — Sourced directly through the authorized OEM supply chain, so provenance, part number accuracy, and specification compliance are verified from the outset.
The front seal ring forms a pressure-tight barrier at the front face of a rotating or reciprocating assembly — typically around a shaft, spindle, or actuator — preventing hydraulic fluid or lubricant from escaping the housing under load. When the ring is in good condition, the system maintains the fluid pressure and lubrication levels needed for normal operation. As the ring ages, heat cycling and mechanical wear cause it to harden, compress unevenly, or crack, leading to visible seepage, pressure drop, and accelerated wear on surrounding components if not addressed promptly.
Part Details
| Part Number | 5100032511 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Front Seal Ring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| BL744ch Backhoe Loader | BL744ch | 5100031800 |
| BL744h Backhoe Loader | BL744h | 5100031801 |
| BL742h Backhoe Loader | BL742h | 5100031802 |
| BL744c Backhoe Loader | BL744c EX | 5100031803 |
| BL744 EX Backhoe Loader | BL744 EX | 5100031804 |
| Backhoe Loader | BL742 EX | 5100031805 |
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.
