View Single Post
      06-10-2020, 10:42 PM   #21
SakhirM4
Major General
SakhirM4's Avatar
United_States
10783
Rep
8,852
Posts

Drives: '15 SO M4/'20 Z4 M40i
Join Date: Jul 2014
Location: Austin, TX

iTrader: (0)

Garage List
2020 BMW Z4 M40i  [10.00]
2015 BMW M4  [8.76]
Quote:
Originally Posted by Romer View Post
The Run Flats will trammel on bumps. I swapped to non run flats on my E89 to avoid it. The Run Flats on the G29 perform better, not sure if it is the car or the tire, but still notice it on bumps. The stiff sidewalls of the Run flats provide no cushion on the wheel

The link describes what Trammeling is generically

https://motoringjunction.com/tips-tr...-it-dangerous/
What G29 Z4 uses run flats?? I thought they all used non run flats. I know mine doesn't have run flats.
__________________
Tejas Chapter, BMW CCA, mem #23915, President 27 years, www.tejaschapter.org
Appreciate 0