Power Steering Fluid Kroon. SP Fluid 3023 is a special hydraulic fluid. The product has been specially developed for self-levelling systems on Mercedes Benz cars. Particular high-quality base oils combined with special additives give the product the following unique properties: High viscosity index resulting in a very favourable viscosity curve: the product maintains its optimal fluidity even at extreme temperatures. Very low pour point: the product remains usable even at low temperatures. Strong anti-foaming properties: safety. Neutral towards seals: prevents leakage. Application SP Fluid 3023 is a high-quality hydraulic fluid. Many modern cars incorporate hydraulic applications that require a special product. SP Fluid 3023 has been developed for self-levelling systems on Mercedes Benz cars. It can be used when the MB 343.0 specification is prescribed.