Gearbox Aisin TR-80SD

The 8-speed automatic transmission Aisin TR-80SD or VAG 0C8 was produced by the concern from 2010 to 2018 and was installed on the Audi Q7, Porsche Cayenne 2 and Touareg 2 with 3.0 TFSI, 3.6 FSI and 4.2 FSI engines. A related transmission was installed on models from Toyota and Lexus under the symbol TL-80SN.

TR‑80 family: TR‑80SD, TR‑81SD, TR‑82SD.


Production years 2010 – 2018
Type automatic transmission
Number of gears 8
Type of drive all wheel
Engine volume, l up to 4.2
Torque output, Nm up to 550
Recommended oil Toyota ATF WS
Oil capacity, liter 10.7
Replacing the oil every 60,000 km
Replacing the filter every 60,000 km
Gearbox lifespan, km ~350 000
Weight, kg 121

Gear ratios Aisin TR-80SD

Using the example of a Audi Q7 2012 with a 3.0 TFSI engine:

Main 3.7
1st 4.845
2nd 2.840
3rd 1.864
4th 1.437
5th 1.217
6th 1.000
7th 0.816
8th 0.672
Reverse 3.825

The transmission was installed on:

  • Audi Q7 1 (4L) in 2010 – 2015;
  • Porsche Cayenne 2 (92A) in 2010 – 2017;
  • Volkswagen Touareg 2 (7P) in 2010 – 2018;
  • Hongqi HS7 I in 2019 – 2023; HS7 II since 2023.

Disadvantages of the TR-80SD gearbox

  • This is a reliable and durable gearbox and problems appear only at high mileage;
  • If you do not change the oil, the valve body may become clogged already at 120-150 thousand km;
  • Then shocks and vibrations appear, and the gearbox oil pump suffers greatly from them;
  • It is important to keep the cooling system clean; this gearbox does not tolerate overheating.

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