9452642127 A9452642127 Gearbox Shifting Cylinder Solenoid Valve Benz Truck Parts
Basic Properties
Place of Origin:
CHINA
Brand Name:
UNC
Model Number:
9452642127 A9452642127
Trading Properties
Minimum Order Quantity:
10
Payment Terms:
T/T
Supply Ability:
30000 PCS/years
Product Summary
Benz Truck Gearbox Shifting Cylinder Solenoid Valve 9452642127 A9452642127 Quick Notice (Installation & Safety) Safety First: Ensure the vehicle is on level ground with wheels chocked and air tanks fully drained before removing the shifting cylinder valve to prevent accidental gear engagement. Seal ...
Product Details
Highlight:
9452642127 benz truck parts
,9452642127 cylinder solenoid valve
,a9452642127 benz truck parts
Application:
Transmission / Gearbox Shifting Cylinder
Technical Parameter Specification Details OE Part Number:
9452642127 / A9452642127
Voltage:
24V DC
Operating Pressure:
8.0 - 12.0 Bar
Product Description
Benz Truck Gearbox Shifting Cylinder Solenoid Valve 9452642127 A9452642127
Quick Notice (Installation & Safety)
- Safety First: Ensure the vehicle is on level ground with wheels chocked and air tanks fully drained before removing the shifting cylinder valve to prevent accidental gear engagement.
- Seal Lubrication: Lightly lubricate the O-rings with silicone-based grease before installation. Dry seals are a leading cause of air leaks during the first few cycles.
- Electrical Check: Inspect the wiring harness for signs of chafing. A faulty solenoid is often caused by a "short to ground" in the external cables leading to the gearbox.
- Diagnostic Reset: After installation, a "Gearbox Teach-in" or calibration via a diagnostic tool (like Star Diagnosis) is highly recommended to ensure smooth shifting logic.
Product Description
The 9452642127 Gearbox Shifting Cylinder Solenoid Valve is a high-precision pneumatic control unit specifically engineered for the automated manual transmissions (AMT) of Mercedes-Benz Actros, Axor, and Antos trucks. Mounted directly on the gearbox actuator, this valve is responsible for directing compressed air into the shifting cylinders to facilitate rapid and accurate gear changes.
Manufactured from industrial-grade aluminum alloy with high-thermal-resistance electromagnetic coils, it is built to survive the high-vibration environment of the transmission housing. This valve ensures that gear transitions are crisp and effortless, protecting the mechanical gears from premature wear caused by sluggish or incomplete engagement. It is the ideal solution for restoring "OE-quality" shifting performance to your heavy-duty fleet.
Specifications
| Technical Parameter | Specification Details |
|---|---|
| OE Part Number | 9452642127 / A9452642127 |
| Compatible Brand | Mercedes-Benz |
| Application | Transmission / Gearbox Shifting Cylinder |
| Voltage | 24V DC |
| Operating Pressure | 8.0 - 12.0 Bar |
| Material | Die-cast Aluminum & Oil-resistant Seals |
| Port Type | Standard Mercedes-Benz Flange Mount |
| Temperature Range | -40°C to +120°C |
| Fitment | Actros MP2/MP3, Axor 2, Antos |
Key Features
- Precision Shifting: Engineered with "Fast-Action" internal solenoids that eliminate shift delays, optimizing fuel economy and driver comfort.
- Heavy-Duty Internal Seals: Features upgraded synthetic gaskets that resist degradation from the synthetic oils found in modern Mercedes-Benz transmissions.
- Direct Bolt-on Design: Specifically machined to match the flange dimensions of the A9452642127 original part, ensuring a 100% leak-free fit without modification.
- Anti-Corrosion Finish: The valve body is treated with a specialized coating to resist road salt, moisture, and chemical cleaners.
Frequently Asked Questions
Q: My truck is showing a "GS 05" (Gearshift) error code. Is this valve the likely culprit?
A: Yes, GS 05 typically indicates a solenoid valve failure or a shifting cylinder fault. Replacing the 9452642127 valve is a standard repair for this issue.
Q: Can this valve be used for both the "Select" and "Shift" functions?
A: This valve is designed for the shifting cylinder. Please verify the OE number on your old part, as some Mercedes gearboxes use different valves for "Select" vs. "Shift" operations.
Q: Does it come with the necessary gaskets and O-rings?
A: Our 9452642127 usually includes the pre-installed base seals. However, we always recommend verifying that the mounting surface on the gearbox is clean and free of old gasket residue before installation.
Q: Why choose this over a cheaper generic valve?
A: Generic valves often use lower-grade copper in the coils, which leads to overheating and failure during heavy traffic or long-haul operations. Our coils are wound to OE-grade thermal standards.
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