Cross drilled brake discs upgrade for better cooling & braking.
Internally Vented, Perforated, Coated
Outer diameter: 290 mm
Brake Disc Thickness: 20 mm
Bolt Hole Circle Ø: 130 mm
Centering Diameter: 90 mm
Hole Pitch / Number: 10/5
![zimmermann zimmermann](/uploads/images/car_logo/zimmermann.gif)
![rear rear](/uploads/images/car_logo/rear.gif)
Porsche 911 1968-83 - REAR
Porsche 930 1975-77 - REAR
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Related, superseded, cross reference or alternative numbers for comparison.
90135204114XZIM
The product you are viewing cross references to these numbers
![Best Price Best Price](/uploads/images/badges/bestprice.png?width=80&height=80)
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1975-1977 3.0L Turbo (930)
![In stock In stock](/images/green_tick.png)
![Shop Securely Shop Securely](/uploads/images/badges/Shop-Securely_ICON_80x80px.png?width=80&height=80)
![12 Month Warranty 12 Month Warranty](/uploads/images/badges/12-months-warranty_ICON_80x80px.png?width=80&height=80)
![Worldwide Delivery Worldwide Delivery](/uploads/images/badges/WorldwideDelivery_ICON_80x80px.png?width=80&height=80)
![Price Match Promise - Call or email us if found better price Price Match Promise - Call or email us if found better price](/uploads/images/badges/Price-match_ICON_80x80px.png?width=80&height=80)