Upgrade Your Macan’s Braking With Brembo Grooved UV Coated Front Rotors
The Brembo 09.D174.53 front grooved UV coated rotor delivers factory-grade precision with enhanced braking performance for the 2015-2018 Porsche Macan equipped with option code 1LA or 1LE (base black calipers). At 345mm in diameter and 30mm thick, the 09.D174.53 uses Brembo’s high carbon cast iron formula to reduce noise and vibration while maximizing stopping power. The grooved surface promotes consistent pad contact, improved heat dissipation, and better wet-weather bite over a smooth rotor. The solvent-free UV coating protects all surfaces including the braking faces from oxidation during storage and break-in, so your new rotors arrive corrosion-free and ready to install. Brembo is the OE brake supplier for Porsche, making this rotor a factory-quality direct replacement that meets or exceeds the original specification.
Key Features
- Brembo 09.D174.53 front grooved UV coated rotor for 2015-2018 Porsche Macan
- 345mm diameter x 30mm thickness, 28mm minimum discard thickness
- High carbon cast iron construction reduces noise, vibration, and heat buildup
- Grooved rotor surface for improved pad bite, heat dissipation, and wet performance
- Solvent-free UV coating protects disc including braking surfaces during storage and break-in
- Intelligent part number and minimum thickness marking etched on disc face
- Includes fixing screw kit with all hardware for a clean installation
- Meets or exceeds OEM specifications for direct replacement fitment
- Sold individually per rotor
Fitment
| Year Range | Make | Model | Trim |
|---|---|---|---|
| 2015-2018 | Porsche | Macan | Macan (2.0T, option 1LA/1LE) |
| 2015-2018 | Porsche | Macan | Macan S (3.0, option 1LA/1LE) |
| 2015-2018 | Porsche | Macan | Macan GTS (3.0, option 1LA/1LE) |
| 2015-2018 | Porsche | Macan | Macan Turbo (3.6, option 1LA/1LE) |
Fitment requires option code 1LA or 1LE (base black caliper). Verify your vehicle’s brake option code before ordering. Does not fit Macan models equipped with PCCB ceramic composite brakes.
Specifications
| Detail | Value |
|---|---|
| Part Number (MPN) | 09.D174.53 |
| UPC | 8020584316399 |
| Brand | Brembo |
| Position | Front |
| Rotor Style | Grooved (Slotted) |
| Finish | UV Coated (Solvent-Free) |
| Material | High Carbon Cast Iron |
| Rotor Diameter | 345mm (13.58 in) |
| Rotor Thickness (New) | 30mm (1.18 in) |
| Minimum Thickness | 28mm (1.10 in) |
| Overall Height | 52.1mm |
| Center Bore | 68mm |
| Bolt Pattern | 5-Lug |
| Vented | Yes |
| Quantity | 1 Rotor (sold individually) |
| Required Per Vehicle | 2 (front axle) |
| Brake Option Code | 1LA / 1LE |
What’s Included
- 1 x Brembo 09.D174.53 Front Grooved UV Coated Rotor
- Fixing screw kit with necessary installation hardware
Frequently Asked Questions
What is the difference between the grooved Brembo rotor and a plain OE rotor for the Porsche Macan?
The 09.D174.53 grooved rotor features machined slots across the braking surface that continuously deglaze the brake pad face, remove gas and dust buildup from between the pad and rotor, and improve wet-weather braking response. A plain rotor relies solely on surface contact without this additional wiping effect. For performance-oriented street driving, the grooved rotor offers a noticeable improvement in initial bite and consistent pedal feel.
Will the Brembo 09.D174.53 fit my Macan with PCCB ceramic brakes?
No. The 09.D174.53 is designed for Porsche Macan vehicles equipped with option code 1LA or 1LE, which is the standard steel brake package with black calipers. Macan models equipped with the optional Porsche Ceramic Composite Brake (PCCB) system use a different carbon-ceramic rotor that is not interchangeable with this part.
Do I need to replace both front rotors at the same time?
Yes. Brembo strongly recommends replacing both front rotors as a matched pair to maintain even braking force distribution and prevent the vehicle from pulling to one side during braking. The 09.D174.53 is sold individually, so two units are required for a complete front axle replacement.
Should I replace my brake pads when installing the 09.D174.53 rotors?
Yes. Brembo recommends replacing brake pads and rotors together for optimal braking performance. Worn pads installed on new rotors will reduce rotor service life and compromise braking effectiveness. Brembo’s Low-Met and NAO/Ceramic pad formulations are engineered to work in tandem with Brembo rotors.
Does the UV coating on the Brembo rotor affect braking performance?
The UV coating is a solvent-free protective layer applied to all rotor surfaces including the braking faces. During the first few brake applications, the coating on the braking surfaces burns off cleanly, leaving the high carbon cast iron ready for normal operation. The coating on the hat and vanes remains, providing long-term corrosion protection in those areas.
What does the grooved rotor do for brake pad life?
The grooves act as a wiping edge that continuously deglazes the pad surface during braking, which helps maintain consistent friction and can extend usable pad life compared to a severely glazed smooth rotor surface. The grooves also channel away gas, dust, and debris from the pad-rotor interface.
How do I confirm my Macan has the 1LA or 1LE brake option?
The option code can be confirmed by checking your vehicle’s build sheet (Porsche Certificate of Authenticity), checking the door jamb sticker on some models, or contacting a Porsche dealer with your VIN. The 1LA and 1LE codes denote the standard black-caliper steel brake package that fits the 09.D174.53 rotor.
What torque specs are required for rotor installation on the Porsche Macan?
The fixing screw that secures the rotor hat to the hub is typically torqued to 10 Nm (7.4 ft-lb) for Macan applications. Wheel bolts are torqued to 130 Nm (96 ft-lb). Always refer to the Porsche Macan workshop manual for your specific model year for authoritative torque specifications and verify alignment after installation if suspension components were disturbed.
Installation Instructions
- Safely lift the vehicle and support on jack stands. Remove the front wheel.
- Remove the brake caliper mounting bolts and hang the caliper securely without straining the brake hose.
- Remove the brake caliper bracket mounting bolts and set aside.
- Remove the rotor fixing screw and slide the old rotor off the hub.
- Clean the hub face thoroughly to remove rust and debris for flat rotor seating.
- Install the new Brembo 09.D174.53 rotor onto the hub and secure with the fixing screw, torqued to approximately 10 Nm.
- Reinstall the brake caliper bracket and caliper with new hardware if required.
- Pump the brake pedal several times to seat the pads against the new rotor before moving the vehicle.
- Reinstall the wheel and torque lug bolts to 130 Nm in a star pattern.
- Perform a proper bedding procedure: make 6 to 8 moderate stops from 35 mph to 5 mph, allowing a cool-down interval between stops to properly seat the new pads and rotors.
WARNING: This product can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and reproductive harm. For more information go to www.P65Warnings.ca.gov.
