The Wacker Neuson Boom Lock is a genuine OEM component designed for the BL744ch, BL744h, BL742h, BL744c, BL744 EX, and BL742 EX Backhoe Loader series. As a factory-sourced part, it is manufactured to the same specifications as the original installed on your machine, ensuring a direct, hassle-free replacement. Sourced directly through authorized Wacker Neuson supply channels, part is the correct choice when you need confidence in fitment and function across the full BL700-series lineup.
Key Features
- Genuine OEM Construction: — Manufactured to Wacker Neuson's original locking engagement tolerances, so the boom lock seats and releases exactly as intended — no guesswork, no improvisation.
- Direct Drop-In Replacement: — Matches the original mounting points and hardware interface on BL700-series machines, allowing straightforward swap-out without reworking surrounding components.
- Broad BL700-Series Coverage: — Confirmed fitment across BL744ch, BL744h, BL742h, BL744c, BL744 EX, and BL742 EX Backhoe Loaders — one part number covering the full range.
- Secure Boom Retention: — A correctly functioning boom lock holds the boom in its stowed or transport position under load and vibration; a worn or failed lock risks unintended movement during operation or transit.
- Operational Safety: — The boom lock is a structural retention component. Using a genuine OEM replacement maintains the designed locking force and mechanical integrity critical to safe machine handling.
The boom lock on a backhoe loader is a mechanical retention device that holds the boom arm securely in a fixed position — typically when the machine is in transport mode or when the attachment needs to be immobilized. It prevents unintended movement caused by road vibration, hydraulic drift, or accidental contact with controls. When a boom lock wears, bends, or fails, the boom can shift unexpectedly, creating a safety hazard for the operator and anyone nearby, and potentially causing damage to the attachment or surrounding structure.
Part Details
| Part Number | 5100032977 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Boom Lock |
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.
