STC3375 | 1st/2nd Gear Kit - R380 | Defender, Discovery 1, 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
To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: STC3375 - Mainshaft 1st and 2nd Gear Kit - R380
STC3375 is a mainshaft 1st and 2nd gear kit for the R380 5-speed manual transmission. Fitted to the transmission mainshaft, the kit supplies the first and second gears which mesh with the layshaft to provide the correct ratios for initial pull-away and low-speed acceleration. It is intended for mainshaft overhaul or rebuild where 1st/2nd gear wear or damage has occurred. Fitment requires access to the gearbox internals and standard gearbox dismantling procedures; confirm the transmission is an R380 5-speed manual before ordering. Use the compatibility data below to confirm fitment against your V.I.N.
Compatibility
- Defender (1987-2006) - R380 5-speed manual transmission
- Discovery 1 (1989-1998) - R380 5-speed manual transmission (From FA393361 to WA799999)
- Range Rover Classic (1992-1994) - R380 5-speed manual transmission (From JA610294)
Frequently Asked Questions
STC3375 supplies the replacement first- and second-gear assemblies for the R380 5-speed mainshaft. These gears locate on the mainshaft and mesh with the layshaft to deliver the correct low-speed and second-gear ratios. The kit is intended for mainshaft overhauls or rebuilds where 1st/2nd gear wear or damage is present; installation requires gearbox stripdown and verification that the gearbox is an R380 5-speed before fitting.
| Model | Variant |
|---|---|
| Land Rover Defender (1987-2006) | Mainshaft Gears 1st/2nd - R380 5-speed manual transmission |
| Land Rover Discovery 1 (1989-1998) | Mainshaft Gears 1st/2nd - R380 5-speed manual transmission (From FA393361 to WA799999) |
| Land Rover Range Rover Classic (1992-1994) | Mainshaft Gears 1st/2nd - R380 5-speed manual transmission (From 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.
- C8 products are usually supplied by Britpart.
- L8 products are genuine Land Rover parts.
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