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Sport:Z Brake Disc Zimmermann
Sport:Z Brake Disc Zimmermann
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944S 2.5L 16V 1987-88
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
Brake disc rotor Rear. Porsche 944 / 924S / 924Turbo / 924GT Cars without ABS
Cross drilled brake discs upgrade for better cooling & braking.

Porsche 944 2.5L 1982-85 ** Cars without ABS - REAR
Porsche 944 2.5L 1986-87 ** Cars without ABS - REAR
Porsche 924 S / Turbo / GT ** Cars without ABS - REAR
Porsche 928 >>1985 - REAR
Cross drilled brake discs upgrade for better cooling & braking.
Internally Vented, Perforated, Coated
Outer diameter: 289 mm
Brake Disc Thickness: 20 mm
Bolt Hole Circle Ø: 130 mm
Centering Diameter: 103 mm
Weight: 6.7 kg
Hole Pitch / Number: 10/5
Please note: Those discs are not sided. They fit left or right side of the car. Brake disc rotors are priced each
The Zimmermann Sport Brake Disc was developed as a result of experience of brake discs in series-production vehicles in connection with racing. The brake system is optimised by combining high-quality cast materials with a perforated braking surface.
Your advantages:
• Better wet braking performance by permanent expulsion of brake dust and water
• Sporty look
• Because of the anti-corrosion protection Coat Z better finish - especially of the hub and the outer diameter
• Noticeable improvement in the braking power of your car
• Prevention of brake fade
• Countersinking of holes doubles up as wear indicator
• 1:1 exchange of original disc possible
• No additional adaptions necessary
• Not subject to registration: general ABE certification supplied with disc
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94435204105XZIM
The product you are viewing cross references to these numbers
The Zimmermann Sport Brake Disc was developed as a result of experience of brake discs in series-production vehicles in connection with racing. The brake system is optimised by combining high-quality cast materials with a perforated braking surface.
Your advantages:
- Better wet braking performance by permanent expulsion of brake dust and water
- Sporty look
- Because of the anti-corrosion protection Coat Z better finish - especially of the hub and the outer diameter
- Noticeable improvement in the braking power of your car
- Prevention of brake fade
- Countersinking of holes doubles up as wear indicator
- 1:1 exchange of original disc possible
- no additional adaptions necessary
- Not subject to registration: general ABE certification supplied with disc
Porsche Brake Disc Upgrades: Venting, Drilling, and Grooving Explained
Today we’re talking brake discs: the unsung heroes of your Porsche’s stopping power. What do they do? How can you tell when they need replacing? And what are the upgrade options for enhanced performance? It’s all here. We’ll explore the evolution of brake disc designs, from solid to vented, drilled, and grooved, explaining how each type improves performance. Plus, we’ll break down the materials: durable cast iron, high-carbon steel, and Porsche’s high-performance options like carbon ceramic and surface-coated discs. Whether you’re looking for better braking on the track or a cost-effective daily driving solution, we’ve got you covered.
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed