Motul Transoil Expert Gearbox Oil - 10W40 - 1L. 8078CX Gearbox oil for 2-stroke engines with a wet clutch (bikes, karts, quads, mopeds) used in extreme operating conditions Higher viscosity at hot temperatures (SAE 40) for improved resistance Very easy gear shifting, control of clutch slip for a smoother ride Anti-wear, anti-corrosion, anti-foam