ECAS Solenoid Valve Seal Repair Kit (For WABCO / SCANIA Systems)
Eliminate air leakage and preserve your heavy-duty fleet's air suspension response with this premium ECAS Solenoid Valve Seal Repair Kit. Engineered as a high-precision internal maintenance solution for WABCO 3-channel suspension valve blocks, this kit provides a complete set of original-specification seals, dynamic O-rings, and rubber gaskets to eliminate vehicle sagging without the high expense of replacing the entire valve assembly.
📌 Key Highlights
- Official WABCO Reference: Part number 4728909242 (472 890 924 2), fully cataloged within the ZF WABCO INFORM customer centre.
- Cost-Saving Fleet Fix: Overhauls worn dynamic and static seals responsible for air loss, slow air-bellow inflating, or chassis drop while parked.
- Heavy-Duty Compound Integrity: Built from premium, oil-resistant elastomeric materials designed to sustain high-frequency pneumatic shifting under strict 22.0 bar operating conditions.
- Broad Climate Durability: Engineered to remain flexible and airtight across extreme commercial vehicle thermal ranges (-40°C to +80°C).
🔄 Cross References & Target Valve Blocks
This comprehensive service seal kit is a universal premium match designed to rebuild and restore the following central ECAS modulators:
- Compatible WABCO Valve Assemblies: 4728900600, 4728900610
- Associated Vehicle Manufacturer Equivalents: Fits WABCO setups replacing SCANIA 1905375 and MITSUBISHI FUSO ML294449
- Manufacturer Part Number (MPN): 4728909242 / 472 890 924 2
- EAN / Barcode: 4057885171864
🚚 Vehicle Fitment & Technical Matrix
| Vehicle Brand | Compatible Commercial Models / Series | Associated System Family | Service Notes |
|---|---|---|---|
| SCANIA Trucks | 4-Series, P-Series, G-Series, R-Series, S-Series Heavy Lineups | WABCO 3-Channel ECAS (Electronically Controlled Air Suspension) | Mechanical overhaul seal kit. No diagnostic parameterisation or ECU software coding required after replacing internal seals if the electronic solenoids remain original. |
| MITSUBISHI FUSO | Heavy Transport / Tractor & Rigid Chassis Configurations |
Workshop Tip: During disassembly, thoroughly clean the internal valve block chambers to remove any trapped moisture, oxidation, or degraded grease. Always apply a thin film of specified pneumatic grease to the new O-rings during final assembly to prevent pinching.
⚙️ Package Contents & Technical Specs
- Product Type: ECAS Multi-Channel Valve Internal Sealing Kit
- Kit Components: Dynamic Internal Seals, High-Pressure O-Rings, Custom Gaskets, and Face-Sealing Washer Elements
- Net Unit Weight: Approx. 0.085 kg (Compact workshop pack)
- Condition: 100% Brand New Premium Aftermarket Replacement
