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Autran 4 30



Powershift transmission fluid

Autran 4 30 is a transmission fluid specifically developed for use in powershift, direct drive transmissions, wet-disc brakes, differentials and final drives of Caterpillar equipment where Caterpillar TO-4 performance level is required.


  • Improved friction and anti-wear performance compared to CD/TO-2 fluids.
  • Stable friction characteristics, eliminating transmission slippage and reducing excessive brake noise making transmissions easier to operate.
  • Enhanced wear protection to final drive gears leading to longer unit life.
  • Excellent oxidation stability, and protection against corrosion and rust.


Product performance claims
  • ZF TE-ML 03C, 07F
  • Meets CAT TO-4
  • Recommended for use in Komatsu equipment