NISSIN round semi-floating brake disc (ref. SD-507) — A replacement disc designed for demanding roadsters. Manufactured by NISSIN, a historical player in braking equipment, this disc adheres to original standards to provide compatibility and reliability for everyday use without unnecessary compromise.

• Outer diameter: ø 310 mm
• Inner diameter: ø 62 mm
• Thickness: 4.4 mm
• Type: semi-floating disc (floating)
• Shape: round
• Approval: not approved in Switzerland

The semi-floating mounting allows for slight movement between the braking surface and the bell, useful for compensating thermal expansions and reducing mechanical stress. Designed as a replacement part with quality equivalent to original components, this disc is aimed at riders looking for a robust part for daily use and road outings.

Compatibility (examples): HONDA CBR 900 RR FIREBLADE (SC33) 1998-1999. Always check the reference and dimensions before installation. Product suitable for the Roadster range — for a firm braking performance with a disc that meets manufacturer specifications.