FTC4939SET Transfer Box Output Seal Kit (2 pcs) – Defender/Discovery/Range Rover

Prevent leaks and restore proper sealing on your LT230 transfer case with this Transfer Box Output Seal Kit (2 Pieces), Part Number FTC4939SET. This kit includes both output shaft seals needed to refurbish the front and rear outputs—an essential service item for vehicles showing oil drips, vibration-related seepage, or contamination around the driveshaft flanges.

Manufactured to OEM specifications, these seals provide tight, long-lasting protection against gear oil leaks, helping extend drivetrain life and maintain proper transfer case lubrication.

Includes:

• 2 × Transfer Box Output Seals (FTC4939)

Fits:

• Discovery I (1994–1999)

• Discovery Series II (1999–2004)

• Range Rover Classic (1987–1995)

• Range Rover P38 4.0 (1995–2002)

• Range Rover P38 4.6 (1995–2002)

• Defender 90 (1994–1997)

• Defender 110 (1993)

Install tip: Clean mating surfaces thoroughly. Inspect flanges for grooves—worn flanges can cause new seals to leak prematurely.*

Supersession Part Numbers

No supersessions found.

FAQ

Is this kit for both front and rear output shafts?
Yes — it includes two seals, enough to service both outputs on the LT230 transfer box.

Do I need any additional parts?
You may want to replace flange nuts and consider new dust shields if worn.

Will this fix transfer box oil drips?
Yes — if the leak is coming from worn output shaft seals, this kit addresses the issue directly.

Part Number: FTC4939SET

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