The Wacker Neuson Speed Sensor is a genuine OEM component designed for CRT48-37V series ride-on trowels, including the standard CRT48-37V and the CRT48-37V Power Steer models. Sourced directly through Wacker Neuson's authorized parts program, this sensor carries the same specifications as the unit installed at the factory — no guesswork on compatibility. If your trowel is showing erratic engine behavior, incorrect RPM readings, or control response issues, replacing the speed sensor with part is a straightforward diagnostic starting point. Fits all CRT48-37V configurations, including the EU variant.
Key Features
- OEM Signal Accuracy — Manufactured to Wacker Neuson's exact output specifications, ensuring the sensor delivers a clean, consistent signal that the trowel's control system can interpret correctly.
- Direct Plug-In Fitment — Designed to connect directly to the factory wiring harness on CRT48-37V trowels with no splicing or adapter required.
- Broad CRT48-37V Coverage — Compatible with CRT48-37V standard, CRT48-37V Power Steer, and CRT48-37V EU variants, covering the full 37V trowel lineup.
- Keeps Engine Management on Track — A functioning speed sensor gives the control system accurate RPM data, allowing the trowel to maintain consistent rotor speed and response across finishing passes.
- Electrical Safety Compliance — As a genuine OEM electrical component, part 5100026509 meets Wacker Neuson's design tolerances for voltage and signal integrity, which is critical in machine control circuits.
A speed sensor monitors the rotational speed of the engine or rotor and transmits that data as an electrical signal to the machine's control unit. On a ride-on trowel like the CRT48-37V, this information is used to regulate engine performance and maintain the rotor speed settings the operator has dialed in. When the sensor fails or degrades, the control unit loses accurate speed feedback — which can result in erratic RPM behavior, loss of rotor control, or fault codes that prevent normal operation. Replacing a worn sensor promptly restores accurate machine feedback and consistent performance across the finishing surface.
Part Details
| Part Number | 5100026509 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Speed Sensor |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| CRT48-37V Trowel | CRT48-37V | 5100024209 |
| CRT48-37V Trowel, Power Steer | CRT48-37V-PS | 5100024291 |
| CRT48-37V | CRT48-37V EU | 5100024290 |
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.
