002 540 37 97 Gearbox Housing Heavy Series Coil for Mercedes-Benz
303.11.0052
Summary
This heavy-duty gearbox housing coil is designed for Mercedes-Benz applications. It functions as the electrical drive element within the electro-pneumatic valve assembly to manage gear, split, and range shifts in automated transmissions. Built with high-strength components to withstand high vibration and engine-bay temperatures. Equivalent to OE Mercedes-Benz 0025403797.
| EAN Code | 8699031073095 |
|---|
Ready to Order
Compatible OEM Codes
-
WABCO
- 421 350 923 2
-
MERCEDES BENZ
- 002 540 37 97
Description
What does a gearbox housing coil do?
This gearbox housing coil serves as the critical electrical drive element within the electro-pneumatic valve assembly of automated transmissions. It converts electrical signals from the control unit into a magnetic field, which moves the valve piston to direct compressed air toward the shift actuator. This component is essential for managing gear, split, and range shifts in heavy commercial vehicles.Vehicle and engine compatibility
This heavy-duty series part is compatible with Mercedes-Benz vehicles. The winding construction is specifically engineered to maintain integrity under constant vibration and high temperatures within the engine bay. Reliable performance in these components ensures smooth shifting and prevents drivetrain service interruptions.Installation and maintenance
When performing installation, technicians should verify the mounting position on the valve block—whether it serves the gear, split, or range group—and ensure the connector pins match the vehicle wiring harness. Maintaining correct sealing is vital to prevent moisture ingress and electrical short circuits.Troubleshooting gear shift issues
Faulty coils often lead to delayed or harsh gear shifts. Regular inspection of the solenoid and its connection to the transmission control unit can help prevent sudden transmission failures in heavy commercial vehicle fleets.OE cross-reference
303.11.0052 (Gearbox Housing Heavy Series Coil) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number 0025403797.Other OEMs
MERCEDES BENZ
- A0025403797
- 0025403797
- 002.540.3797
- 002.540.37.97
- 002 540 3797
- 002 540 37 97
WABCO
- 4213509232
- 421.350.923.2
- 421 350 923 2
Related Products
Repair Kits
Used In
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| EVOBUS | |||
| MERCEDES BENZ | |||
| WABCO |
FAQ
What is the function of a gearbox housing coil?
It acts as an electro-pneumatic drive element that converts electrical signals into magnetic force to move valve pistons, enabling gear, split, or range shifts.
Which vehicles are compatible with this part?
This specific component is designed for use in Mercedes-Benz heavy commercial vehicles with automated or pneumatically controlled transmissions.
How can I identify a failing gearbox coil?
Common symptoms include delayed gear changes, harsh shifting movements, or complete failure of certain gears during operation.
What should be checked during installation?
Technicians should verify the mounting position on the valve block, connector pin alignment, and ensure proper sealing against moisture and dust.
What are the OE reference numbers of this part?
303.11.0052 directly replaces Mercedes-Benz OE number 0025403797.