Wacker Neuson 5100059676 Bypass Valve

The Wacker Neuson Bypass Valve is a genuine OEM component designed for the HTC15 Trench Roller. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original component fitted at the factory, ensuring a correct installation without guesswork. If your trench roller is showing signs of hydraulic pressure irregularities or loss of drive response, replacing the bypass valve with the correct OEM part is a reliable first step toward restoring full performance.

Key Features

• OEM-Matched Pressure Rating — Manufactured to the exact pressure and flow specifications of the original valve, ensuring the hydraulic circuit operates within its designed parameters.
• Direct-Fit Replacement — Engineered to the same port dimensions and thread specification as the original, so it connects directly into the existing hydraulic circuit on the HTC15.
• Confirmed HTC15 Compatibility — Verified fitment for the Wacker Neuson HTC15 Trench Roller, so you can order with confidence.
• Protects Hydraulic System Integrity — A properly functioning bypass valve prevents overpressure conditions that can damage pumps, motors, and hoses elsewhere in the system.
• Genuine Wacker Neuson Quality — As a genuine OEM part, 5100059676 is built to the same material and tolerance standards as the component it replaces, supporting the long-term serviceability of your machine.

A bypass valve regulates hydraulic pressure within a machine's drive or fluid circuit by diverting excess flow when pressure exceeds a set threshold. On a trench roller like the HTC15, this valve plays a key role in protecting the hydraulic system during high-load compaction passes and directional changes. When the bypass valve wears or fails, the machine may exhibit sluggish drive response, overheating, or inconsistent compaction force — all signs that the hydraulic circuit is no longer operating within its designed pressure range.

Part Details

Compatibility & Fitment

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.