The Wacker Neuson Valve Spring is a genuine OEM component designed for the CRT48-31V series ride-on concrete trowels. As a direct OEM replacement, this spring is sourced and validated by Wacker Neuson to meet the original design requirements of the CRT48-31V platform, including the standard, high-speed, and electronic steering variants. Verified fitment spans the CRT48-31V, CRT48-31V-H, CRT48-31V-E, CRT48-31V-ES, and CRT48-31V-ES-E — covering the full 1220mm/48in ride-on trowel lineup. When valve spring integrity is critical to keeping your finishing operation running smoothly, choosing the correct OEM part by number is the most direct path to a successful repair.
Key Features
- Genuine OEM Spring Tension Integrity — Manufactured to Wacker Neuson's original load and deflection specifications, ensuring the valve operates at the correct actuation force without fatigue or premature set.
- Drop-In Replacement for the CRT48-31V Platform — Engineered to seat and retain exactly as the original, matching the valve pocket dimensions and wire diameter of the factory component.
- Broad CRT48-31V Series Coverage — Fits the standard, high-speed (CRT48-31V-H), electric (CRT48-31V-E), and electronic steering (CRT48-31V-ES / CRT48-31V-ES-E) variants of the 48in ride-on trowel.
- Consistent Valve Response — A correctly tensioned valve spring maintains precise, repeatable valve actuation; a worn or broken spring leads to erratic valve behavior and loss of operational control on the trowel.
- Hydraulic System Safety Relevance — Valve springs in ride-on trowel hydraulic circuits play a direct role in pressure regulation and flow control; using a correctly rated OEM spring supports safe, predictable machine response.
The valve spring maintains the closing force on a valve within the hydraulic or fluid control circuit of the CRT48-31V ride-on concrete trowel. It holds the valve in its default position and ensures the valve returns correctly after each actuation cycle. When a valve spring weakens, breaks, or loses its tension, the valve may fail to seat properly, causing pressure loss, erratic fluid flow, or unresponsive machine behavior — all of which directly impact the quality and safety of the finishing pass on a concrete slab.
Part Details
| Part Number | 5000158181 |
|---|---|
| Old Part Number | 0158181 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Valve Spring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 1220mm/48in Ride-on Trowel | CRT48-31V | 5000620476 |
| 1220mm/48in High Speed Ride-On Trowel | CRT48-31V-H | 5000009086 |
| Ride-on Trowel | CRT48-31V-E | 5000009481 |
| Ride-on Trowel | CRT48-31V-ES-E | 5000009482 |
| 1220mm/48in Ride-on Trowel, El ectronic Steering | CRT48-31V-ES | 5000009216 |
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.
