Staff Answer
Oct 21, 2026 - 02:23 AM
Hello,
Thanks for your inquiry!
The spring rate for the model E4-FD1-Y405A00 is rated at 50 N/mm.
You may contact us via chat or calls to get further assistance.
We hope this information will serve you well. Cheers!
Regards,
Bilstein-Shocks.co.uk
Bilstein-Shocks.co.uk