The Wacker Neuson Mast Rotation Positioning Device, Right is a genuine OEM component designed for the LTS4K, LTS4Y, LTS7K, LTS8K, LTS8L, and LTE4K series light towers. As a direct factory part, it is manufactured to the same tolerances and material standards as the original unit it replaces, ensuring a correct, consistent installation every time. This part is confirmed compatible across a wide range of Wacker Neuson light tower configurations including 50 Hz and 60 Hz variants, Metal Halide and LED models, and both trailer-mounted and skid-mounted machines. If your mast rotation system is stiff, out of position, or failing to hold its set angle, replacing this device restores proper directional control of the light head.
Key Features
- Genuine OEM Detent and Positioning Integrity — Manufactured by Wacker Neuson to exact rotational detent specifications, ensuring the mast locks and holds position under load as intended.
- Direct Bolt-In Replacement — Matches original mounting points and hardware interfaces on the mast assembly, so installation follows the standard service procedure without adaptation.
- Broad LTS and LTE Series Coverage — Fits LTS4K, LTS4Y, LTS7K, LTS8K, LTS8L, and LTE4K light towers across 50 Hz and 60 Hz builds, Metal Halide and LED lamp configurations, and trailer and skid chassis variants.
- Restores Accurate Light Head Positioning — A functioning positioning device allows the operator to direct illumination precisely where it is needed on site; a worn or failed unit causes the mast to drift or fail to lock, reducing effective light coverage.
- Right-Hand Side Specific — This is the right-side unit; confirm your application requires the right-hand positioning device before ordering to avoid installation errors.
The mast rotation positioning device controls the rotational angle of the light tower mast, allowing the operator to swing the lamp head to a set position and lock it securely in place. It works as a mechanical detent or clamping mechanism within the mast assembly, holding the chosen angle against wind load and vibration during operation. When this component wears or fails, the mast may no longer hold its directed angle, causing the light head to drift and compromising illumination coverage across the work area.
Part Details
| Part Number | 5100040814 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Mast Rotation Positioning Device, Right |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| LTS7K - 60 HZ, Metal Halide, Trailer | LTS7K | 5100042185, 5100041967, 5100041968 |
| LTS8L | LTS8L | 5100041969, 5100042180, 5100042186 |
| LTS8K | LTS8K | 5100042181, 5100042182, 5100042187 |
| LTS4K - 50 HZ, LED, Trailer | LTS4K | 5100042183, 5100042184, 5100042189, 5100062237, 5100062239, 5100064636 |
| LTE4K | LTE4K | 5100042191, 5100051617 |
| LTS4Y | LTS4Y | 5100062238 |
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 5100040813 Mast Rotation Positioning Device, Left
