(236.1 Mb) Apr 2026

While it looks like a digital file size, is actually a vital Operating Fluid Specification for automatic transmissions. Using the wrong fluid can lead to rough shifting or, worse, a complete transmission failure. What is MB 236.1?

It generally corresponds to older, non-synthetic GM specifications like Dexron II-D or Dexron III .

It is widely used in Mercedes-Benz trucks, buses, and even some hydraulic power steering systems .

The MB 236.1 specification covers automatic transmission fluids (ATF) designed for older 4-speed and 5-speed Mercedes-Benz gearboxes.