Description
StopFlex manufacturer-listed direct-replacement carbon-ceramic brake rotor catalogue product for 2021-2026+ BMW M4 / Competition (G82/G83). Retaining factory calipers applies only to eligible original fixed front calipers; custom engineering confirmation is required.
- Factory front rotor reference: M4: 380 mm; 400 mm (factory CCB).
- Factory rear rotor reference: M4: 370 mm; 380 mm (factory CCB).
- Manufacturer minimum wheel reference: 20 in; wheel clearance remains unconfirmed.
Fitment on hold: These dimensions are factory configuration references shown by StopFlex, NOT final bespoke-kit fitment. Verify VIN, trim, factory front caliper type/piston count, current disc size and rotor-hat offset, rear brake/parking brake, wheel width/offset/spoke clearance and supplied StopFlex engineering fitment before any customer quote or order.
Manufacturer SKU, AutoFusion pricing, stock and warranty remain unverified. Official manufacturer product source.


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