What is the benefit of a two-piece rotor with an aluminum hat?

A two-piece rotor with an aluminum hat offers reduced unsprung weight, which can improve handling. The aluminum also helps dissipate heat more effectively than a solid steel rotor, allowing for more consistent braking performance under stress.

What does the T3 slot pattern do?

The T3 slot pattern on this rotor is bi-directional and designed to help sweep away brake dust and gases from the friction surface. This helps maintain consistent contact between the brake pad and rotor, leading to improved stopping power and feel.

Can I replace just the rotor ring later on?

Yes, these DBA 5000 Series rotors are designed so you can replace just the friction rings (flat discs) when they wear out, while reusing the aluminum hat. This can be a more cost-effective solution for future maintenance.

DBA 16-20 Lexus GS F Front 5000 Series Slotted Rotor w/Silver Hat

1 / 4

Specifications

Brand: DBA
Part #: DBA52788SLVS
UPC: 9316391421708

DBA 16-20 Lexus GS F Front 5000 Series Slotted Rotor w/Silver Hat

Name: DBA 16-20 Lexus GS F Front 5000 Series Slotted Rotor w/Silver Hat
Brand: DBA
Price: 784.46 USD
Availability: InStock

$784.46

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2015-2019 Lexus RC F. This 2-piece slotted brake rotor features an aerospace-grade aluminum hat for reduced weight and improved heat management.

Key Features

Fits 2015-2019 Lexus RC F, 2016-2017 and 2019 Lexus GS F, and 2016, 2018, 2020 Lexus GS350.
This is a two-piece brake rotor assembly, combining a high-carbon cast iron friction ring with an aerospace-grade T6061-T6 aluminum hat.
The aluminum hat reduces unsprung weight and helps manage heat transfer from the rotor to the hub.
Features DBA's T3 bi-directional slot design, which helps clear dust and gas for improved braking performance.
Designed as a direct replacement for your vehicle's original brake rotor.
Built to handle high-performance street driving, track days, and club racing applications.

Secure CheckoutFast Shipping631-982-0042

Fits these vehicles

Lexus GS F 2016-2017, 2019
Lexus GS350 2016, 2018, 2020
Lexus RC F 2015-2019

Product Details

Starting with the aerospace-grade T6061-T6 aluminum hat is key to understanding the performance gains with this DBA 5000 Series rotor. This isn't just a solid piece of metal; it's a carefully constructed two-piece assembly designed for high-performance street use, track days, and demanding driving conditions. The aluminum hat significantly cuts down on unsprung weight compared to a traditional single-piece rotor, which can make a noticeable difference in how your car handles. It also helps manage heat, allowing the cast iron friction ring to expand evenly without transferring as much heat directly to the hub assembly.

This rotor builds on the technology found in DBA's 4000 Series, but adds the benefits of that lighter, heat-dissipating aluminum hat. It features DBA's T3 slot pattern, which is a bi-directional design that helps sweep away dust and gas from the pad surface. This means you get more consistent braking performance, especially during hard stops or repeated braking events. Because it's a direct replacement, installation is straightforward, and you can even replace just the friction rings down the line if needed, reusing the aluminum hat.

For drivers pushing their Lexus RC F, GS F, or GS350, this rotor offers a substantial upgrade over stock. It's built with high-carbon cast iron for the friction ring and secured with NAS bolts, ensuring it can handle the stress of spirited driving and track use. If you're looking to improve your braking system's responsiveness and heat management, this two-piece rotor is a solid choice.