What is the benefit of slotted rotors over solid ones?

The slots machined into the rotor surface help to vent heat and gasses away from the brake pad. This keeps the pads cooler, which leads to more consistent braking performance, especially during repeated hard stops on the track or during aggressive driving.

Do these rotors come with everything needed for installation?

These rotors are sold individually. You will need to purchase two for the rear axle. Hardware such as mounting bolts or clips are typically reused from the original equipment, but it's always best to check the manufacturer's installation guide or consult with a technician.

What is the recommended break-in procedure for these rotors?

It is important to follow the manufacturer's specific bedding-in procedure for new rotors and performance brake pads. This process typically involves a series of moderate stops from various speeds to properly mate the pad material to the rotor surface, ensuring optimal performance and longevity.

GiroDisc Slotted Rear Rotors 370mm A2-282 - BMW M2/M3/M4 G8X

Name: GiroDisc 2021+ BMW M2/M3/M4 G8X 370mm Slotted Rear Rotors
Brand: GiroDisc
SKU: girodisc-girodisc-2021-bmw-m2-m3-m4-g8x-370mm-slotted-rear-rotors-t14-713488
Price: 1468.80 USD
Availability: InStock

GiroDisc 2021+ BMW M2/M3/M4 G8X 370mm Slotted Rear Rotors

$1468.80

Only 1 left in stock

GiroDisc 2021+ BMW M2/M3/M4 G8X 370mm Slotted Rear Rotors

Key Features

Fits 2021+ BMW M2, M3, and M4 G8X models.
370mm diameter rear rotors.
Slotted surface design helps dissipate heat and gasses.
Constructed from a high-carbon iron alloy for thermal stability.
Designed as a direct replacement for factory rear rotors.
Works with factory calipers and mounting points.

These rotors are designed for the 2021 and newer BMW M2, M3, and M4 G8X models. Please verify fitment for your specific vehicle.

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Product Details

These are GiroDisc 370mm slotted rear rotors specifically made for the 2021 and newer BMW M2, M3, and M4 G8X models. If you're pushing your G8X hard on the track or just want improved stopping performance for spirited street driving, these rotors are a solid upgrade over the stock units. They are designed to work with your factory calipers and mounting points, making installation straightforward.

GiroDisc rotors are well-built with a focus on performance and durability. The slots machined into the rotor surface are not just for looks; they help to vent heat and gasses away from the pad surface. This keeps the pads cooler, which means more consistent braking performance, especially during repeated hard stops. The rotors are made from a high-carbon iron alloy, which offers good thermal stability and wear resistance. They are a direct replacement for your factory rear rotors, meaning they fit right without modification.

When you're upgrading your braking system, especially for track use, it's important to consider the entire system. These rotors are designed to be used with performance brake pads to get the most out of them. Make sure to follow the manufacturer's bedding-in procedure for new rotors and pads to ensure optimal performance and longevity.