Gearbox Mercedes 725.0

The 9-speed automatic transmission Mercedes 725.0 or NAG3 was shown in 2013 and since then has been gradually spreading throughout the entire model range of the German concern. This transmission is capable of handling almost any engine torque up to 1000 Nm.

This series includes: 722.3, 722.4, 722.5, 722.6, 722.7, 722.9, 725.0.

Specifications

Production years since 2013
Type automatic transmission
Number of gears 9
Type of drive all wheel / rear
Engine volume, l up to 6.7
Torque output, Nm up to 1000
Recommended oil MB ATF 236.16
Oil capacity, liter 10.2
Replacing the oil every 80,000 km
Replacing the filter every 80,000 km
Gearbox lifespan, km ~200 000

Gear ratios Mercedes 725.0

Using the example of a Mercedes S-Class 2017 with a 3.0 liter engine:

Main 2.820
1st 5.354
2nd 3.243
3rd 2.252
4th 1.636
5th 1.211
6th 1.000
7th 0.865
8th 0.717
9th 0.601
Reverse 4.798

The transmission was installed on:

  • Mercedes C-Class W205 since 2016;
  • Mercedes E-Class W213 since 2016;
  • Mercedes S-Class W222 since 2013;
  • Mercedes CLS W218 since 2014;
  • Mercedes GLE W166 since 2015;
  • Mercedes GLS X166 since 2016.

Disadvantages of the Mercedes 725.0 gearbox

  • This automatic transmission is sensitive to the level and cleanliness of the oil and it is important to monitor this.
  • Quite often, owners complain about inadequate shifts in traffic jams.

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