2012-2020 Mercedes-Benz SLK-Class / AMG (R172) Carbon Ceramic Big Brake Kit — Alcon RC6 6-Piston NIO On the S5 (B8) the

On the S5 (B8) the front is 345mm with a 330mm rear

This is a direct replacement that reuses your factory AMG calipers

Honest answer: a cold carbon-ceramic disc naturally bites less than cold iron on the first stop or two

The rear 310mm assembly is designed around the F3's electronic parking brake

You pick the option that fits your budget and use

2012-2020 Mercedes-Benz SLK-Class / AMG (R172) Carbon Ceramic Big Brake Kit — Alcon RC6 6-Piston NIO On the S5 (B8) theReal Customer Builds & Reviews View All Will This Fit My Car? Full Upgrade CCB Big Brake Kits (With Calipers) for the 2012 2020 Mercedes Benz SLK Class AMG (R172). This page's exact brake setup: Model Years Front Setup Rear Setup Min. Wheel Size 2012 2020 Alcon RC6 6 Piston Caliper 380mm Alcon RC4 4 Piston Caliper 380mm 19" Every StopFlex kit is bespoke engineered for your exact model and trim brackets, rotor hat offsets, and caliper mounting are