BREMBO Prime 09.9365.21 Brake disc 330x28mm, 5, internally vented

BREMBO Prime Brake Disc 09.9365.21 – High-quality internally vented front disc for Alfa Romeo vehicles and Jeep Cherokee V

The BREMBO Prime Brake Disc 09.9365.21 is an example of Italian engineering excellence – developed for drivers who value safety, precision and durability. Manufactured by BREMBO, a trusted OEM supplier, this high-performance internally vented brake disc ensures consistent braking force and efficient heat dissipation under demanding driving conditions. Technical specifications include an outer diameter of 330.0 mm, a disc thickness of 28.0 mm and internally vented design for superior cooling performance.

The 09.9365.21 BREMBO brake disc features an internally vented design with 5 mounting holes optimized for Alfa Romeo vehicles. Made of high-quality cast iron with precision machining, it comes with a corrosion-resistant coating. The brake disc 330x28mm BREMBO Prime is approved according to ECE R90, meeting all European safety and quality standards for premium vehicle applications.

Which vehicles are compatible with the BREMBO 09.9365.21?

For which Alfa Romeo models is the BREMBO Prime 09.9365.21 brake disc suitable?

This brake disc is compatible with the following Alfa Romeo models: Giulietta 940 Hatchback (2010–...), 159 Sportwagon (2006–2012), 159 939 Saloon (2005–2012), Brera (2006–2011), Giulietta 940 Van (2011–2020), 939 Spider (2006–2011).

For which Jeep models is the BREMBO Prime 09.9365.21 brake disc suitable?

This brake disc is also compatible with Jeep Cherokee V (KL) (2013–...).

Installation instructions for BREMBO 09.9365.21

1. Replace brake discs in pairs to ensure balanced braking performance.

2. Remove the wheels and the caliper. Support the caliper to avoid tension on the brake hose.

3. Remove the old disc: loosen the retaining screw. If it is seized, gently tap it with a rubber mallet.

4. Thoroughly clean the hub from rust and dirt before installing the new disc.

5. Install the new disc and brake pads, then tighten the retaining screw and caliper bolts.

6. After installation, press the brake pedal several times and check the brake fluid level.

7. Bedding-in: perform 5–10 gentle braking cycles from 60 to 20 km/h to allow an even friction layer to form.

FAQ: BREMBO Prime Brake Disc 09.9365.21

Is the BREMBO brake disc 09.9365.21 suitable for Alfa Romeo Giulietta 940 with performance modifications?

The BREMBO Prime 09.9365.21 is designed as an OE-equivalent replacement for the Alfa Romeo Giulietta 940 and provides reliable braking performance for everyday driving as well as moderately spirited use. Its 330 mm diameter and internally vented design help ensure effective heat dissipation. However, for vehicles with significant performance modifications or for frequent high-load driving (such as track days), BREMBO recommends considering upgraded options such as the BREMBO Xtra or Sport series, which offer enhanced thermal resistance and braking stability under extreme conditions.

Can the BREMBO 09.9365.21 be used on both Alfa Romeo 159 Saloon and Sportwagon variants?

Yes, the BREMBO 09.9365.21 brake disc is listed as compatible with both the Alfa Romeo 159 (939) Saloon and the 159 Sportwagon. According to vehicle application data, both variants use the same front brake disc specifications for the corresponding engine versions, which ensures correct fitment of this part.

Is the BREMBO Prime brake disc compatible with Alfa Romeo Brera and Spider 939 models?

Yes, the 09.9365.21 BREMBO brake disc is designed to fit both Brera and Spider 939 models, as this part number is listed for both vehicles in the official application catalogues.

Do the brake pads need to be replaced at the same time as the BREMBO brake disc 09.9365.21?

Yes, it is recommended to replace the brake pads together with new brake discs. This ensures optimal surface contact and consistent braking performance.

Is the BREMBO brake disc 09.9365.21 ventilated or solid?

This brake disc is internally vented. The internal cooling channel design improves heat dissipation and prevents overheating during repeated heavy braking.

How should new brake discs be properly bedded in?

During the first 300 km, perform moderate braking and avoid full stops. This allows a uniform friction layer to develop, extending the lifespan of both discs and pads.

What is the outer diameter and thickness of this brake disc?

The outer diameter is 330 mm, and the disc thickness is 28 mm, as specified for the Brembo 09.9365.21.

Is this brake disc suitable for vehicles with ABS?

Yes, the BREMBO Prime 09.9365.21 is designed as an OE-equivalent replacement and therefore is suitable for vehicles with ABS. It has the same fitment and specifications as the original equipment.

Do I need special tools to install the BREMBO brake disc 09.9365.21?

In most cases, no special tools are required for installation. Standard Torx and socket wrenches are typically sufficient. However, a torque wrench is essential to ensure correct tightening of all bolts.

What are the advantages of the BREMBO brake disc 09.9365.21 compared to other models?

The BREMBO Prime 09.9365.21 features OE-equivalent manufacturing quality, corrosion-resistant coating, and an internally vented 330×28 mm design that supports effective heat dissipation. These characteristics help ensure stable performance and reliable braking under everyday and moderately demanding driving conditions.