RTC4335 | Blanking Plug - ZF 4-Speed Auto | Defender, Discovery, Range Rover Classic
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: RTC4335 - Blanking Plug
RTC4335 is a blanking plug used to blank off ports in ZF 4-speed automatic gearbox oil pump and bell housing assemblies. It provides a secure seal on unused or service ports to prevent fluid loss and contamination; check the sealing face and thread condition before fitting and replace if corroded or damaged.
Compatibility
- Defender (1987-2006) - L315
- Discovery 1 (1989-1998) - L318 - From VIN FA393361 to VIN WA799999
- Discovery 2 (1998-2004) - L318
- Range Rover Classic (1992-1994) - From VIN JA610294
Frequently Asked Questions
RTC4335 is a blanking plug for ZF 4-speed automatic gearbox oil pump and bell housing assemblies. It seals unused ports to prevent transmission fluid loss and ingress of contaminants; ensure threads and sealing faces are clean and undamaged before installation.
| Model | Variant |
|---|---|
| Land Rover Defender (1987-2006) | Oil Pump (Automatic Transmission) - L315 |
| Land Rover Discovery 1 (1989-1998) | Oil Pump (Automatic Transmission) - L318 - From VIN FA393361 to VIN WA799999 |
| Land Rover Discovery 2 (1998-2004) | Converter, Bell Housing and Oil Pump (Automatic Transmission) - L318 |
| Land Rover Range Rover Classic (1992-1994) | Oil Pump (4 Speed, Automatic Transmission) - From VIN JA610294 |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Inspect the blanking plug during transmission services and replace it if threads are damaged, it is corroded, or it no longer seals correctly. When in doubt consult a qualified technician or the vehicle service manual.
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