Motor mount torque settings

TommyC

Active member
Jul 7, 2022
244
175
Hampshire
Thanks for that. I notice the thread you have linked is from 2021. Are these figure’s definitely the same for the newer frame?
 

MrPeaski

Active member
Sep 21, 2020
247
206
South Wales
The frames have changed a bit since then, shape wise etc and there is a bit more 'meat' around the specific bolt hole that failed in that thread.

I have a 2020 160 Action Team and so far have not needed to do anything to the bolts holding the plates to the motor, I have taken the motor out a few times, but always tightened the main bolts back up to 11Nm and have not had any creaking.
As Cube's carbon frame warranty is only 3 years, I'd rather err on the side of caution.
There is always the possibility of them being able to be torqued up higher, but I'll stick with what I know works.

2020 was the first year they used carbon on the Stereo hybrids, they were aluminium prior to that, so potentially where the higher torque figures come from.
20Nm is a Bosch recommendation, but they say to check with the frame manufacturer
 

Daboss

Member
Jan 17, 2021
43
27
Melbourne
Ive had mine torque to 20nm on the 160 Carbon frame for 2 years now non issue, I went by the Bosch documentation from their service catalog.

And the plate screws if refiting them are 8nm.
 

Attachments

  • Installation-OnePager_DriveUnit_Performance-Line_BDU4XX_EN.pdf
    1.7 MB · Views: 106
  • Installation-OnePager-retaining-plate_Drive-Unit_BDU4XX_AU (1).pdf
    314.5 KB · Views: 51

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