What did you work on tonight? (4 Viewers)

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That is just weird.
apparently it's a thing!

Many European cars, particularly those with rear-wheel drive or all-wheel drive, utilize a flex disc, also known as a guibo, to connect the driveshaft to the transmission and/or differential. This flexible coupling helps absorb vibration and allow for small movements between the drivetrain components.

Common European Brands:
  • Mercedes-Benz: Many Mercedes-Benz models, including those with AMG performance engines, use flex discs.

  • BMW: BMW vehicles, particularly those with rear-wheel drive, frequently employ flex discs.

  • Volvo: Some Volvo models also utilize flex discs in their drivetrain.

  • Jaguar: Jaguar models, like other European marques, may incorporate flex discs.
Function of a Flex Disc:
  • Dampening Vibration:
    .Opens in new tab

    Flex discs are designed to absorb and dampen vibrations that can occur during driving, especially when the drivetrain components are not perfectly aligned.

  • Allowing Movement:
    .Opens in new tab

    The flexible nature of the flex disc allows for some movement between the driveshaft, transmission, and differential, accommodating changes in alignment and load.

  • Connecting Shafts:
    .Opens in new tab

    Flex discs connect the flanges (the attachment points) of the input and output shafts, ensuring that power is transferred from the engine to the wheels.
 
apparently it's a thing!

Many European cars, particularly those with rear-wheel drive or all-wheel drive, utilize a flex disc, also known as a guibo, to connect the driveshaft to the transmission and/or differential. This flexible coupling helps absorb vibration and allow for small movements between the drivetrain components.

Common European Brands:
  • Mercedes-Benz: Many Mercedes-Benz models, including those with AMG performance engines, use flex discs.

  • BMW: BMW vehicles, particularly those with rear-wheel drive, frequently employ flex discs.

  • Volvo: Some Volvo models also utilize flex discs in their drivetrain.

  • Jaguar: Jaguar models, like other European marques, may incorporate flex discs.
Function of a Flex Disc:
  • Dampening Vibration:
    .Opens in new tab

    Flex discs are designed to absorb and dampen vibrations that can occur during driving, especially when the drivetrain components are not perfectly aligned.

  • Allowing Movement:
    .Opens in new tab

    The flexible nature of the flex disc allows for some movement between the driveshaft, transmission, and differential, accommodating changes in alignment and load.

  • Connecting Shafts:
    .Opens in new tab

    Flex discs connect the flanges (the attachment points) of the input and output shafts, ensuring that power is transferred from the engine to the wheels.
Corvettes use these also, albeit in torque tubes
 
Removed this non-functional aftermarket alarm system. It was an unnecessary drain on the battery.

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With the 60 on jack stands you can really see how bad the damage is on this leaf.
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Currently trying to separate the old steering damper from the frame using a ball joint separator and a rubber mallet but it won't budge. Spraying a bunch of penetrating oil didn't seem to help much. Unsure what to do.
1000007563.jpg
 
With the 60 on jack stands you can really see how bad the damage is on this leaf.
View attachment 3909865

Currently trying to separate the old steering damper from the frame using a ball joint separator and a rubber mallet but it won't budge. Spraying a bunch of penetrating oil didn't seem to help much. Unsure what to do.
View attachment 3909867
Successfully got them out with a ball joint press.
PXL_20250520_005004458.jpg
 
Successfully got them out with a ball joint press.
View attachment 3910007
I don’t envy you doing that in the driveway with limited tools. I wish I could help you out and offer my place but I’ve got two down and tons to do myself. You hit a roadblock text me I’ll see what I can do.
 
Finally dropped the upper oil pan on Beastie, and wrapped up the project with a replacement pan yesterday. Glad this project is over. She's back on the road. :bounce:

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