ECAS Solenoid Valve Seal Repair Kit (For WABCO OptiRide™ System)
Eliminate air leakage and restore precise suspension responsiveness with this premium ECAS Solenoid Valve Seal Repair Kit. Engineered as a high-precision internal workshop solution, this service kit includes all vital heavy-duty sealings, lip seal rings, and O-rings required to overhaul your vehicle's air suspension control valve block without the high expense of replacing the entire assembly.
📌 Key Highlights
- Official WABCO Reference: Part number 4728809342 (472 880 934 2), fully verified within the ZF WABCO INFORM customer centre catalog.
- Cost-Efficient Suspension Fix: Overhauls internal dynamic and static sealing surfaces to prevent chassis dropping, delayed lifting, or constant air loss.
- OEM Quality Standards: Built to meet rigorous OE specifications, utilizing high-grade elastomeric compounds capable of enduring high-frequency cycling in extreme temperatures (-40°C to +80°C).
- Compact & Lightweight: Net weight of just 0.07 kg, making it an essential and easy-to-stock workshop fast-mover item.
🔄 System Equivalents & Target Solenoid Valves
This comprehensive seal kit is designed to rebuild and restore the following WABCO central ECAS valve blocks:
- Target WABCO Valve Assemblies: 4728800010, 4728800020 (OptiRide™ Series)
- Manufacturer Part Number (MPN): 4728809342 / 472 880 934 2
- GTIN / EAN: 04057885171932
🚚 Vehicle Fitment & Applications
| Brand | Compatible Commercial Models / Series | System Family | Service Notes |
|---|---|---|---|
| VOLVO Trucks & Buses | FH12, FH13, FH16, FM10, FM12, FM13, FMX Series; B11R, B13R Chassis | WABCO ECAS / OptiRide™ Suspension Control | Mechanical overhaul sealing kit. No system re-parameterisation required after replacing internal seals if the solenoids remain original. |
| RENAULT TRUCKS | Magnum DXi, Premium DXi, Kerax Series | ||
| Other European Fleets | DAF, SCANIA, MAN, Mercedes-Benz, Ford Cargo builds |
Workshop Tip: During installation, ensure the solenoid valve bore is completely cleaned of any debris, moisture, or old degradation before applying the new seals. Always apply a thin layer of specialized pneumatic grease (included or recommended) to the dynamic O-rings.
⚙️ Technical Specifications
- Product Type: ECAS Solenoid Valve Internal Seal Kit
- Kit Components: Dynamic Sealing Rings, Custom Gaskets, Lip Seal Rings, and ISO-standard O-Rings
- Condition: 100% Brand New Premium Aftermarket Replacement
