Opel Astra G, Zafira Key Shell AOP4B is a modern flip key case designed to replace a worn or damaged original key case for Opel vehicles. The new shell features a stylish design, improved ergonomics, and high wear resistance. It is the perfect solution for restoring the appearance and functionality of your key without replacing the expensive electronic components.
The electronic internals from your old key, including the immobilizer chip and button board, are easily transferred into the new AOP4B case. This is a cost-effective and practical solution that preserves the factory security settings and functionality, avoiding the expense of reprogramming or buying a new key from a dealership.
The key is equipped with two buttons for controlling the central locking and trunk, providing convenient and quick access to your car's functions. The shell is made from high-quality, scratch and impact-resistant plastic, and the key blade ejection mechanism operates smoothly and reliably.
Key features of the Opel AOP4B key shell:
- Compatibility: Fits many Opel models with flip ignition keys.
- Easy installation: No special tools or skills required to transfer the electronic components.
- Ergonomic design: Comfortable shape for easy use.
- Durability: High-quality materials ensure a long service life.
- Stylish appearance: Modern design refreshes the look of your key.
How to replace your Opel key shell with the AOP4B:
- Carefully disassemble the old key by separating the case.
- Remove the electronic module (board with chip) and the metal key blade.
- Place the removed components into the new AOP4B shell into the corresponding slots.
- Assemble the case, ensuring all parts are securely fastened.
- Test the button functions and the key blade ejection mechanism.
Comparison table of Opel key shells:
| Shell Model | Product Code | Number of Buttons | Features |
|---|---|---|---|
| Opel Key Shell | AOP2A-B | 2 | Classic design, reliable build |
| Opel Key Shell | AOP3A-B | 2 | Improved ergonomics, stylish look |
| Opel Key Shell | AOP4B | 2 | Modern design, high wear resistance |
| Opel Key Shell | AOP5 | 2 | Compact size, convenient to carry |
The replacement process and the result can be seen clearly in the image below. The photo shows an example of an old key (left) and the new AOP4B shell (right) after the electronic internals have been installed.

Important: This product is the key shell only. Electronic components (chip, board) and the metal key blade are not included and must be taken from your old key. If you have questions about compatibility or installation, consult a specialist or refer to our instructions in the "Useful Information" section.
Upgrading your key shell is a quick and inexpensive way to restore your Opel key to its original look and convenience. Order the AOP4B key shell now and enjoy a refreshed accessory for your car!