This is for a 1992 5door td2.7 5spd manual terrano.
1:Gearbox

2:Transfer

3.Front diff

4.Rear diff

I am looking to find out what sort I need ie gl4 or gl5 to use in each also the rating ie 75/90 etc
And if possible the amounts I need to use in each.
On a budget thats why I am doing it myself so top of the range products may be out of my range.