View Single Post
      12-20-2012, 02:19 PM   #18
1speedbike's Avatar

Drives: 2008 BMW 135i
Join Date: Jun 2008
Location: NJ, NYC, Baltimore

iTrader: (15)

Originally Posted by Fed P View Post
Well everyone says the DCT starts slipping around 400, but I've yet to see one thread with concrete info regarding how much the older 6-speed plain auto can take.
The DCT can take less than the old steptronic. I think Terry of BMS confirmed this. Terry has been running his car with a lot of power, for a very long time, and has been using it as a test mule for BMS products. If it can handle it for these past 4-5 years, I am sure that steptronic owners are fine.

There's some info about it here:

Originally Posted by Alcor View Post
hello guys how are you ? one more question, in the oficial service of bmw the tell me that the oil of the steptronic gearbox does not need to be changed, or i must change the oil ? what experience do you have with this? the steptronic box no need maintenance? thanks
Ever since BMW started doing the no-cost maintenance, they claim that it is a "lifetime fill" meaning it never needs to be changed.

However, according to ZF (the manufacturer of the transmission), the tranny fluid has a life of about 100,000 km. I would change it every 75-100K km just to be sure. It really can't hurt.

Here is a DIY guide:

Year 1 of the 1