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R53 – Rear R56 JCW 280mm Brake upgrade

R56 JCW brakes fitted to R53 Cooper S

R56 JCW Rear Brake Conversion for R53 Cooper S

Upgrading your R53 Cooper S with R56 JCW rear brakes

📸 View the installation on Instagram

Required Parts

ComponentPart Number(s)
CarrierBDA949
Handbrake Cables34406769954 (Left)
34406769955 (Right)
Calipers6785612
(Also: 34216785612, 34216776926, 6776926, 34216776927, 6776927)
Brake DiscsMINI 15182 (280mm)

Money-Saving Tip

💡 Budget Option: It’s possible to modify the R53 handbrake cable end to fit, but using the correct R56 cables (34406769954 & 34406769955) is always the recommended approach for proper fitment and reliability.

Installation Gallery

Key Benefits

  • Larger 280mm rear discs for improved braking performance
  • Direct bolt-on upgrade with correct parts
  • Compatible with R53 Cooper S rear hubs
  • Maintains factory handbrake functionality

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