The Honda 25526-VD6-000 Check Valve Spring is a genuine OEM component designed for H3011 and H3013 riding mowers and H4514 and H4518 lawn tractors. As a direct Honda OEM part, it is manufactured to the exact specification of the original, ensuring proper valve function and system integrity. Confirm your unit's serial number against the fitment table before ordering, as Honda supersedes parts at serial breaks across this equipment range.
Key Features
- Genuine Honda OEM — sourced directly from Honda, this spring matches the original in load rate and free length, so the check valve seats and releases exactly as designed.
- Correct Valve Tension — a check valve spring that has lost tension allows backflow or incomplete valve seating; this replacement restores the precise closing force the system depends on.
- Broad Tractor Fitment — covers H3011 and H3013 riding mowers and H4514 and H4518 lawn tractors, including multiple serial ranges within each model.
- Serial Number Verification Recommended — Honda updates parts at defined serial breaks; check your machine's serial number against the compatibility table to confirm this is the correct spring for your unit.
A check valve spring holds the check valve closed against backflow pressure, releasing only when fluid pressure in the correct direction overcomes the spring load. In Honda riding mowers and lawn tractors, maintaining the right spring tension is essential to keeping the hydraulic or fluid circuit operating in one direction only. When the spring weakens or breaks, the valve can no longer seat properly, leading to pressure loss, sluggish response, or fluid bypassing the circuit entirely.
Part Details
| Part Number | 25526-VD6-000 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Check Valve Spring |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Lawn Tractor | H4514, H4518 | All |
| Riding Mower | H3011, H3013 | All |
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.
