SA Lube's Castrol BOT 402 is a fully synthetic SAE 75W-85 manual transmission fluid. Castrol BOT 402 can be recommended for most manual transmissions where API GL-4 lubricants are required. Castrol BOT 402 meets Opel’s requirements for use in the manual transmission of all front-wheel drive (FWD) and rear-wheel drive (RWD) passenger cars worldwide. (12x1 Litre)