The Wacker Neuson Manifold Counterbalance Block is a genuine OEM hydraulic component designed for the RT56-SC, RT56-SC2, RT82-SC, and RT82-SC2 series remote-controlled vibratory trench rollers. As a direct factory replacement, this block integrates into the hydraulic drive circuit precisely as the original, ensuring proper counterbalance valve function across the full range of SC and SC2 variants — including EU-configuration machines. This part is confirmed to fit an extensive range of RT56 and RT82 machine configurations, making it the correct choice when restoring hydraulic system integrity on these compact trench rollers.
Key Features
- Genuine OEM Hydraulic Precision — Manufactured to Wacker Neuson's exact internal porting and pressure specifications, ensuring the counterbalance circuit performs as engineered — not approximated.
- Drop-In Hydraulic Block Replacement — Matches the original mounting pattern and port layout of the RT56-SC, RT56-SC2, RT82-SC, and RT82-SC2 hydraulic systems for a direct swap with no circuit rework.
- Broad RT-Series Fitment — Confirmed across multiple machine numbers within the RT56-SC, RT56-SC2, RT82-SC, and RT82-SC2 families, including EU-market configurations and smooth-drum variants.
- Restores Controlled Drum Movement — A functioning counterbalance block prevents uncontrolled drum runaway on slopes and during deceleration, keeping trench roller operation stable and predictable.
- Critical Hydraulic Safety Component — Counterbalance valves are a primary safety element in the drive circuit; replacing a worn or damaged block restores the load-holding protection the system depends on.
The counterbalance block is a hydraulic manifold that houses counterbalance valves within the drive circuit of a vibratory trench roller. Its core function is to prevent the drums from freewheeling or overrunning when the machine travels on a grade or when the operator releases drive pressure — essentially acting as a controlled hydraulic brake on the travel circuit. When this block is damaged, worn, or develops internal leakage, the machine may exhibit uncontrolled movement on slopes, erratic travel response, or reduced tractive force, all of which compromise both compaction quality and operator safety in trench environments.
Part Details
| Part Number | 5000159548 |
|---|---|
| Old Part Number | 0159548 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Manifold Counterbalance Block |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Vibratory Trench Roller | RT56-SC2 | 5000620294, 5000620368 |
| Vibratory Trench Roller | RT82-SC2 | 5000620528, 5000620293, 5000620367, 5000620525, 5000620526, 5000620529, 5000620530, 5000620527 |
| Vibratory Trench Roller | RT56-SC2 EU | 5000620844 |
| Vibratory Trench Roller | RT82-SC2 EU | 5000620845 |
| Vibratory Trench Roller | RT82-SC | 5000009025, 5000620365, 5000620324, 5000620353, 5000620480, 5000620481, 5000620482 |
| Vibratory Trench Roller | RT56-SC | 5000009026, 5000620366 |
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.
