SHW BRL42503 Rear Left Cross-Drilled Rotor for 2018-2022 BMW M5/M8 Gran Coupe

Vehicle Fitment

• 2018-2022 BMW M5 (F90, 4.4L V8 Twin-Turbo, AWD/RWD)
• 2020-2022 BMW M8 (F92/F93, 4.4L V8 Twin-Turbo, AWD/RWD)
• 2020-2022 BMW M8 Gran Coupe (F93, 4.4L V8 Twin-Turbo, AWD/RWD)

Fitment Notes

• Rear Left rotor only - does not fit right side.
• Direct replacement for OEM rotor part number 34217991103.
• Excludes non-performance trims outside M5/M8 platforms.

Features

• Cross-drilled design improves cooling and reduces brake fade.
• Semi-floating rotor construction for enhanced strength.
• Lightweight composite design reduces unsprung mass.
• Corrosion-resistant coating for long-term durability.
• Precision-balanced for vibration-free braking performance.
• OEM-style fitment for seamless installation.
• Enhanced stopping power for high-performance driving.
• Designed to withstand repeated high-speed braking cycles.

Specifications

• Rotor Position: Rear Left
• Rotor Type: Cross-Drilled, Semi-Floating
• Rotor Diameter: 380 mm
• Rotor Thickness: 28 mm
• Mounting Style: Direct OEM replacement
• Platform Codes: F90 (M5), F92/F93 (M8)

Included Components

• 1x SHW Performance BRL42503 Rear Left Rotor

Product Description

The SHW Performance BRL42503 rear left disc brake rotor is engineered specifically for BMW M5 and M8 platforms, delivering uncompromising braking performance. Its cross-drilled design enhances heat dissipation, ensuring consistent stopping power even under aggressive driving conditions. The semi-floating rotor construction reduces unsprung weight, improving handling responsiveness without sacrificing durability.

Designed as a direct OEM replacement, this rotor fits seamlessly onto F90 M5 and F92/F93 M8 models equipped with the 4.4L twin-turbo V8 engine. With a corrosion-resistant finish and precision balancing, the BRL42503 provides long-lasting reliability and smooth braking. Ideal for enthusiasts seeking both everyday drivability and track-ready performance, this rotor ensures your BMW maintains its factory braking excellence while elevating performance capability.