The Wacker Neuson Rocker Arm Complete is a genuine OEM component designed for the LTN4Y and LTN5Y series light towers, including the LTN4Y, LTN4Y 60 Hz, LTN4Y SA, LTN4Y RH, LTN4Y 120V/60Hz, LTN5Y, LTN5Y SA, LTN5Y CH, LTN5Y UK, LTN5Ya, LTN5Yp, LTN5Yp HD, and LTN5Ypk models. As a direct Wacker Neuson OEM part, the is manufactured to the exact tolerances required for correct valve train operation in these machines. Sourcing the genuine article means no guesswork on compatibility — this assembly drops in as a direct replacement with no fitment issues. Keep this part number on hand as a service spare to maintain consistent engine performance across your light tower fleet.
Key Features
- Genuine OEM Valve Train Tolerances — Manufactured by Wacker Neuson to precise contact geometry specs, ensuring correct valve actuation timing and consistent rocker-to-valve clearance.
- Direct-Swap Assembly — Supplied as a complete rocker arm assembly ready to install, matching the original mounting points and pivot configuration of the factory unit.
- Broad LTN Series Coverage — Fits the full LTN4Y and LTN5Y model families, including SA, RH, CH, UK, 60 Hz, 120V/60Hz, Yp, Yp HD, and Ypk variants.
- Protects Valve and Camshaft Condition — A worn or damaged rocker arm accelerates wear on valve stems and the camshaft lobe; replacing it promptly restores proper load distribution across the valve train.
- Sustained Engine Output — Correct rocker arm function keeps intake and exhaust valves opening and closing at the right intervals, maintaining the engine power output your light tower depends on for full-output illumination.
The rocker arm is a pivoting lever in the engine's valve train that transfers motion from the camshaft — via the pushrod — to open and close the intake and exhaust valves. It acts as a mechanical intermediary, converting the rotational movement of the camshaft into the linear movement needed to operate the valves at precisely the right moment in the combustion cycle. When a rocker arm wears, cracks, or loses its pivot bearing, valve timing becomes erratic, leading to rough running, loss of power, increased fuel consumption, and potential damage to surrounding valve train components if left unaddressed.
Part Details
| Part Number | 5100075769 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Rocker Arm Complete |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| LTN5Yp | LTN5Yp | 5100069549 |
| LTN5Y SA | LTN5Y SA | 5100069548 |
| LTN4Y | LTN4Y ME | 5100069545 |
| LTN4Y 60 Hz | LTN4Y 60Hz | 5100069546 |
| LTN4Y SA | LTN4Y SA | 5100069547 |
| LTN4Y | LTN4Y | 5100073603 |
| LTN5Ypk | LTN5Ypk | 5100077880 |
| LTN4Y RH | LTN4Y RH | 5100077620 |
| LTN5Yp HD | LTN5Yp HD | 5100079429 |
| LTN5Y | LTN5Y | 5100069550 |
| LTN5Ypa | LTN5Ypa | 5100069551 |
| LTN5Y CH | LTN5Y CH | 5100069552 |
| LTN5Y UK | LTN5Y UK | 5100069553 |
| LTN4Y 120V/60Hz | LTN4Y 120V/60Hz | 5100075978 |
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.
