FTC4188 | Mainshaft Gear - 28 Teeth - LT230 Transfer Box | Defender, Discovery 1
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
To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: FTC4188 - Mainshaft Gear - 28 Teeth - LT230 Transfer Box
FTC4188 is a Mainshaft Gear - 28 Teeth - LT230 Transfer Box. Fitted within the LT230 transfer box, the mainshaft gear meshes with companion gears on the mainshaft to transmit rotational input from the gearbox to the transfer box outputs. It contributes to selection of high and low ranges and to delivering drive to the front and rear output shafts on LT230-equipped Defender and Discovery 1 models within the specified unit and VIN ranges.
Use the compatibility data below to confirm fitment against your V.I.N.
Compatibility
- Defender (1987-2006) - From unit 32D309417 to unit 551441F
- Discovery 1 - From VIN MA081992 to VIN MA149447
Frequently Asked Questions
The FTC4188 mainshaft gear meshes with companion gears on the mainshaft inside the LT230 transfer box to pass rotational input from the gearbox to the transfer box outputs. Torque routed through this gear aids selection of high and low ranges and helps deliver drive to the front and rear output shafts. Excessive wear or damaged teeth will affect engagement, often producing noise or uneven load distribution, and typically requires gear replacement during a transfer box overhaul.
| Model | Variant |
|---|---|
| Land Rover Defender (1987-2006) | Mainshaft Gear - Unit numbers 32D309417 to 551441F |
| Land Rover Discovery 1 | Mainshaft Gear - VIN range MA081992 to MA149447 |
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.
- C8 products are usually supplied by Britpart.
- L8 products are genuine Land Rover parts.
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