In brief: on changing transmission oil

There's no need to change your gear oil...

In this section: 15 articles
  1. In brief: on changing transmission oil
  2. Choosing coolant
  3. Coolant
  4. In brief: gear oils
  5. Tosol and antifreeze, our car's technical fluids
  6. Ethylene glycol and other achievements protecting your car
  7. Using anti-gel additives in winter
  8. What is antifreeze?
  9. Antifreeze today: G12evo, G13 and why colour tells you nothing
  10. DOT 4 LV brake fluid: what to top up with and when to change it?
  11. ATF, CVT and DSG: what goes into modern gearboxes?
  12. What oils and fluids does an electric car need?
  13. Gear oil: GL-4 or GL-5, 75W-90 or 80W-90?
  14. ZF TE-ML, MAN 341, MB 236: what do gear oil approvals mean?
  15. Universal ATF: what does a list of twenty specifications mean?

unless the carmaker actually calls for it. Many manual gearboxes are sealed for life, meaning the manufacturer only specifies periodic checks of the gear oil level and topping up if it runs low. And you should top up with nothing but the original gear oil, bought from the car brand's official dealer, since no one can guarantee that oils from different makers will mix without trouble.