The Wacker Neuson Parker Seal Kit is a genuine OEM seal kit designed for the BL744 and BL742 series backhoe loaders, including the BL744ch, BL744h, BL744c, BL744 EX, BL742h, and BL742 EX models. Sourced directly from Wacker Neuson, this kit delivers the correct seal materials, dimensions, and compression tolerances to match the original hydraulic specifications of your machine. Keeping seals in serviceable condition is critical to maintaining hydraulic pressure and preventing fluid loss across the loader's hydraulic circuits.
Key Features
- OEM-Grade Seal Material: — Manufactured to Wacker Neuson's original Parker seal specifications, ensuring correct durometer hardness and compression set resistance for hydraulic service conditions.
- Drop-In Hydraulic Replacement: — Engineered to match the original seal profiles and groove dimensions, allowing straightforward installation without the need for machining or fitment adjustment.
- Broad BL-Series Coverage: — Confirmed fit across the BL744ch, BL744h, BL744c, BL744 EX, BL742h, and BL742 EX backhoe loader variants.
- Sustained Hydraulic Integrity: — Properly seated seals maintain working pressure throughout the loader's boom, bucket, and stabilizer circuits; worn or degraded seals cause pressure drop, sluggish response, and external fluid leaks.
- Genuine OEM Confidence: — Supplied as a genuine Wacker Neuson part, so fitment, material grade, and kit contents align exactly with the original service documentation for these machines.
A seal kit covers the full set of o-rings, lip seals, and related sealing elements used within a hydraulic cylinder or valve assembly. These seals prevent hydraulic fluid from bypassing the piston or leaking externally, which is essential for maintaining the force and speed a backhoe loader needs to dig, lift, and position loads accurately. When seals harden, crack, or extrude due to heat and wear cycles, hydraulic performance degrades noticeably — cylinders may drift under load, cycle times slow, and fluid loss accelerates. Replacing the complete seal kit at service intervals restores full hydraulic function and protects the wider system from contamination.
Part Details
| Part Number | 5100033609 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Parker Seal Kit |
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.
