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KNOWLEDGE BASE · Mechanical & electrical · Mechanical

A brake spring broke

Extremely rare (a single customer to date, diagnosed as fatigue failure — verified with photos of the crack and the spring stack). Support ships replacement…

  • PurrPRO FORMULA PEDALS
  • Updated 6 Sep 2026

Extremely rare (a single customer to date, diagnosed as fatigue failure — verified with photos of the crack and the spring stack). Support ships replacement springs free of charge. Send a photo of your stack so we can confirm the order of springs and washers is correct while we’re at it.

Brake spring assembly inside the pedal
The brake spring stack — main die springs + preload spring on their washers. Match this order when photographing or rebuilding yours. PurrPRO manual v1.05

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