GiroDisc A2-186 Slotted 2-Piece Rear Brake Rotors for 2015-2020 BMW F8X M2/M3/M4

Vehicle Fitment

• 2015-2020 BMW M2 (F87) with blue calipers
• 2015-2020 BMW M3 (F80) with blue calipers
• 2015-2020 BMW M4 (F82/F83) with blue calipers

Features

• Direct replacement for OEM rear rotors; no modifications required
• Maintains factory brake bias and ABS functionality
• Lightweight design reduces unsprung and rotational mass
• Constructed with U.S.-sourced 6061-T6 aluminum hats
• Proprietary cast iron rotor rings for enhanced durability
• Slotted design improves brake pad bite and heat dissipation
• Compatible with OEM calipers; no modifications needed
• Corrosion-resistant hardware with cadmium-coated steel drive pins

Specifications

• Rotor Diameter: 380 mm
• Thickness: 24 mm
• Weight: Approximately 14.5 lbs per rotor
• Material: Proprietary cast iron rotor rings, 6061-T6 aluminum hats
• Design: Slotted pattern for improved performance
• Compatibility: OEM calipers, no modifications needed
• Drivetrain: RWD (Rear-Wheel Drive)

Included Components

• 1x Rear Left Slotted Rotor
• 1x Rear Right Slotted Rotor
• Hardware: High-strength steel drive pins and cap screws

Product Description

The GiroDisc A2-186 rear brake rotor set offers a performance-oriented upgrade for the 2015-2020 BMW M2, M3, and M4 models equipped with blue calipers. Designed as a direct replacement for the OEM rear rotors, this kit requires no modifications and maintains the vehicle's factory brake bias and ABS functionality.

Constructed with lightweight materials, including U.S.-sourced 6061-T6 aluminum hats and proprietary cast iron rotor rings, the A2-186 rotors reduce unsprung and rotational mass, leading to improved acceleration and suspension response. The slotted design enhances brake pad bite and heat dissipation, making it suitable for both daily driving and spirited driving conditions.

Installation is straightforward, with the rotors bolting directly to the OEM calipers. The kit includes all necessary hardware, such as high-strength steel drive pins and cap screws, ensuring a secure fitment. Please verify compatibility with your specific vehicle model and trim before purchase.