Built for a consistent pedal feel and strong rear brake response, the Dynamic Friction Company DFC 4000 HybriDynamic Brake Pad, part number 4000-0445-00, is a smart everyday choice. This rear disc brake pad set is a direct-fit replacement for the listed applications, including the 1979, 1981-1982 and 1987-1988 Porsche 924, the 1978-1985 Porsche 928 and the 1983-1989 Porsche 944.
DFC's HybriDynamic formulation is designed to give a consistent pedal feel and superb brake response at a great value, which takes the guesswork out of choosing a pad material. It also offers low dust and low noise characteristics, so it suits daily driving. DFC sources its materials from top-quality suppliers.
- Clean formulation: 100% asbestos-free and copper-free.
- Stable friction: performance stays steady across a wide temperature range.
- Rotor-friendly: built for an extended lifespan, with proven longer rotor and pad life.
- Quiet operation: engineered to reduce noise and vibration.
Signs that your rear pads may need replacing include squealing or grinding when you brake, a longer stopping distance, or friction material that looks thin. Replacing the pads on both sides of the axle together is recommended for even, balanced braking. See the "Vehicles it fits" section for engine details and the full fitment list.
Frequently Asked Questions
Is this the right brake pad set for a 1983-1989 Porsche 944?
It is a direct-fit rear replacement for the 1983-1989 Porsche 944. Check the "Vehicles it fits" section to confirm your exact model and engine.
Does it also fit the 1978-1985 Porsche 928 and 1987-1988 Porsche 924?
Yes. It is listed for the 1978-1985 Porsche 928 and the 1987-1988 Porsche 924. The "Vehicles it fits" section shows the full fitment list.
What friction formulation does it use?
It uses DFC's HybriDynamic formulation, which is 100% asbestos-free and copper-free. It is designed for stable friction across a wide temperature range.
Is this pad set for the front or rear brakes?
This pad set is cataloged for the rear position on the listed applications.
What are signs my brake pads need replacing?
Squealing or grinding when braking, longer stopping distances, or thin friction material can point to worn pads. Inspect the brakes to confirm the cause before you replace them.
