A0025403897 Mercedes-Benz Compatible Gearbox Housing Coil
303.11.0053
Summary
This heavy-duty gearbox housing coil is designed for automated transmissions in Mercedes-Benz vehicles. It functions as the electrical drive element within the electro-pneumatic valve assembly to manage gear shifts, ensuring reliable performance under high vibration and temperature conditions. Equivalent to OE Mercedes-Benz A0025403897.
| EAN Code | 8699031073101 |
|---|
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Compatible OEM Codes
-
WABCO
- 421 350 924 2
-
MERCEDES BENZ
- 002 540 38 97
Description
What does a gearbox housing coil do?
This gearbox housing coil acts as the electrical drive element within the electro-pneumatic valve assembly of automated manual transmissions. By converting electrical signals from the control unit into a magnetic field, it directs compressed air to the shift actuator to facilitate gear, split, or range shifts. This component is engineered with a heavy-duty winding construction specifically designed to withstand the high vibrations and engine-bay temperatures typical of heavy commercial vehicles.Vehicle compatibility
This part is compatible with Mercedes-Benz vehicles. It is an essential component for maintaining smooth shifting transitions and overall transmission reliability in heavy commercial vehicle applications.Installation and maintenance
For successful installation, technicians should verify the transmission model and ensure the coil's mounting position matches the original gear, split, or range valve group. It is critical to confirm that the connector type and pin layout are identical to the existing unit to prevent electrical faults. Consult your authorized distributor for precise fitment guidance.Troubleshooting shifting issues
When troubleshooting shifting issues such as delays or harsh gear changes, inspecting this coil for electrical integrity or physical damage is recommended. Proper selection ensures compatibility with the vehicle's electronic control unit and maintains drivetrain service life.OE cross-reference
303.11.0053 (Gearbox Housing Heavy Series Coil) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number A0025403897.Other OEMs
MERCEDES BENZ
- A0025403897
- 0025403897
- 002.540.3897
- 002.540.38.97
- 002 540 3897
- 002 540 38 97
WABCO
- 4213509242
- 421.350.924.2
- 421 350 924 2
Related Products
Repair Kits
Used In
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| MERCEDES BENZ | |||
| WABCO |
FAQ
What is the function of a gearbox housing coil?
The coil acts as an electrical drive element that converts signals from the control unit into a magnetic field, moving a valve piston to direct compressed air for gear shifts.
Which vehicles are compatible with this part?
This specific heavy series coil is designed for use in Mercedes-Benz heavy commercial vehicles featuring automated transmissions.
How can I identify a failing gearbox coil?
Common symptoms of failure include delayed gear shifts, harsh shifting transitions, or a complete failure to change gears during operation.
What should I check before replacing the coil?
Technicians should verify the nominal voltage, connector pin layout, and ensure the part matches the original mounting position on the valve block.
What are the OE reference numbers of this part?
303.11.0053 directly replaces Mercedes-Benz OE number A0025403897.