Hypoid-Getriebeoil TDL (GL-4/GL-5) 75W-90 is semi-synthetic transmission oil. It is multi-purpose, semi-synthetic tranmsission oil referring to the TDL classification (Total Drive Line) for all gear types. It suits the majority of transmissions: from synchronized and non-synchronized transmissions to gear units with hypoid gearing due to the double approval API GL-4/5. It has excellent anti-friction and anti-wear properties. It is ideal for a mixed fleet.