The R380 is a radically reworked LT77 (The 1940’s Jag gearbox remember) with improved main shaft bearing arrangements that provided an overall strengthening of the box. The R380 name stands for “Rated to 380 Nm input”. The V8 and Tdi R380 gearboxes have different bell housings and primary input shafts.
How can you tell the difference between a LT77 and R380 gearbox?
You can also tell an LT77 Gearbox from R380 Gearbox by the position of the Reverse Gear on the Gearstick:
- If Reverse is next to 1st gear you have an LT77 gearbox (or possibly LT85, see LT85 section).
- If Reverse is below 5th you have an R380 transmission.
What is a LT77 gearbox?
The LT77 is an updated version of an old Jaguar gearbox that found its way into current model British cars manufactured by British Leyland. Yes the distance between the main and lay shafts is 77 mm. There were two version of this gearbox. The earlier version is known as the short stick version.
How much oil does a R380 gearbox take?
The stated capacity is 2.73 litres but only 2.5 litres of fluid would go in, so I guess there must have been some old still inside.
How does a Land Rover transfer box work?
The transfer box is the heart of the beam axle Land Rovers’ four-wheel drive system. It transfers the drive (from the gearbox) across and out at the front and rear of the transfer casing to drive the propshafts to the front and rear axles.
Is the R380 better than the LT77?
R380 is later and in theory is an improvement on the LT77. Its supposed to be stronger. Ive driven both and (apart from the reverse being in a different place) I cant tell any difference. There are different versions of the LT77 as it was developed in its lifetime, so I expect the same is true of the R380.
How much oil does a LT77 gearbox take?
The LT77 takes around 2.6 litres of oil, if you neglect to change or maintain your oil level in an old gearbox then you are just asking for something to go wrong.
What MTF 94?
MTF 94 is a proven performance multigrade manual transmission oil. Formulated with a mineral oil base and mild-EP additives, MTF 94 is not designed around a specific SAE viscosity grade classification, but approximates to SAE 75W-80.
What is ep90 gear oil?
Geartech EP 90 is a high quality gear lubricant, formulated using high quality, virgin, mineral base stocks which incorporate an advanced additive system. The lubricant displays excellent extreme pressure and anti-wear performance as well as offering outstanding protection against rust and corrosion.
How do I know if I have a LT230 transfer box?
The Serial number of the LT230 Transfer Box should be found either on the bottom side above sump by drain plug or sometimes on the end face, as per the examples above. The LT230 unit has a serial number consisting of a prefix, 6 digit number, and suffix. This serial number will determine the type of box and ratio.
How do I know what series My Land Rover is?
To start, the easiest thing to look for is the FGP. If they are headlamps on the FGP, it will be a Land Rover Series I, II, or Early IIA. If there are no headlamps on the FGP and are on the front of the wings, you are probably looking at a Transitional IIA, Late IIA, Series III, Stage I or Defender.
How much does it cost to exchange a R380 gearbox?
Fully Reconditioned R380 5 Speed Gear Box for Defender 90/110, Discovery and Range Rover These gearboxes are sold on an exchange basis and a surcharge of £250.00 + VAT will be charged until we get your old gearbox back.
What kind of gearbox does a Range Rover R380 have?
The R380 box was introduced as brand new LR gearbox across the entire Land Rover and Range Rover product lines. The R380 is a radically reworked LT77 (The 1940’s Jag gearbox remember) with improved main shaft bearing arrangements that provided an overall strengthening of the box.
What is a R380 box?
The Stumpy R380 box was introduced as a replacement for the 200tdi Defender LT77 that failed during the warranty period. Land rover stopped using the LT77 and to cover failures they modified the standard 300tdi R380 to fit in where the LT77 did on earlier models.
What does R380 mean on a Land Rover?
The R380 box was introduced as brand new LR gearbox across the entire Land Rover and Range Rover product lines. The R380 is a radically reworked LT77 (The 1940’s Jag gearbox remember) with improved main shaft bearing arrangements that provided an overall strengthening of the box. The R380 name stands for “Rated to 380 Nm input”.
