2019-2026+ Mercedes-Benz A-Class / AMG (W177/V177) Carbon Ceramic Big Brake Kit — Brembo AMG 4-Piston 2 Series You do not need larger

You do not need larger wheels or spacers for a same-size replacement

: L 9Y0-615-423-AC · R 9Y0-615-424-AC Rear CCB rotors 410mm CCB brake pads Matched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors Rotor hats and floating hardware Vehicle-specific hardware package Brake lines Included for complete kit-upgrade orders Order scope Default listing is full-car set when front and rear are specified

Wheel Size M850i 395mm 370mm 20"

and floating hardware match the hubs you have

so your 4M's factory electronic parking brake retains full function — including auto-hold and hill-start

2019-2026+ Mercedes-Benz A-Class / AMG (W177/V177) Carbon Ceramic Big Brake Kit — Brembo AMG 4-Piston 2 Series You do not need largerReal Customer Builds & Reviews View All Will This Fit My Car? Full Upgrade CCB Big Brake Kits (With Calipers) for the 2019 2026+ Mercedes Benz A Class AMG (W177 V177). This page's exact brake setup: Model Years Front Setup Rear Setup Min. Wheel Size 2019 2026+ OEM AMG 4 Piston Caliper 360mm OEM AMG EPB Single Piston Caliper 330mm 19" Every StopFlex kit is bespoke engineered for your exact model and trim brackets, rotor hat offsets, and caliper