Ferodo 4003 Brake Pads - AP Racing CP6120/CP6121 Caliper

Ferodo 4003 compound brake pads are designed specifically for lighter single seater race cars such...

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eBayFerodo 4003 Brake Pads For AP Racing CP6120/CP6121 Caliper (Competition)
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Demon TweeksFerodo DS2500 Brake Pads To Fit AP Racing CP6120/CP6121 Caliper - Rear Pad Set - AP Racing Caliper
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Product Information

Full details

The Ferodo 4003 compound brake pads are engineered for lighter single-seater race cars like Formula Ford, and are also suitable for lighter two-wheel drive clubman or Group N rally cars. They provide excellent wheel lock control in low-grip conditions, boast a very short bedding-in time, and offer low drag with excellent release properties. A key caveat is that these pads are designed for competition/off-road use only and are not road-approved.

All features

Model Part NumberFRP3056C
BrandFerodo

Extended Product Information

FAQs

What type of vehicles are the Ferodo 4003 pads designed for?

They are designed for lighter single-seater race cars (like Formula Ford) and lighter two-wheel drive clubman or Group N rally cars.

Are these brake pads suitable for road use?

No, the Ferodo 4003 brake pads are designed for competition/off-road use and are not approved for use on public roads.

What is the working temperature range for the Ferodo 4003 compound?

The working temperature range is from 200 to 450 degrees Celsius.

What is the average friction coefficient of these pads?

The average friction coefficient is 0.46.

How long does it take to bed in the Ferodo 4003 pads?

They have a very short bedding-in time, allowing for minimal downtime before use.

Which caliper models are these pads compatible with?

These pads are designed for AP Racing CP6120/CP6121 calipers.

What are the main benefits of the 4003 compound in low-grip conditions?

They offer excellent control to reduce wheel lock and provide excellent modulation properties, giving more control over braking.

Troubleshooting

Brake judder or vibration during stopping

This can be caused by uneven rotor surface or pad material transfer. Ensure proper bedding-in procedure was followed and rotors are clean and flat. Re-bed the pads if necessary.

Reduced braking performance after initial use

Check for brake fluid contamination, air in the system, or excessive pad wear. Ensure the pads are within their working temperature range. Verify compatibility with the braking system.

Excessive noise (squeal or grinding)

Ensure pads are correctly installed and seated. Check for foreign debris between the pad and rotor. Some initial noise during bedding is normal, but persistent loud noises may indicate an issue.

Pros and Cons

Pros

  • Offers superior control to reduce wheel lock in low-grip conditions.
  • Features a very short bedding-in time, saving valuable track time.
  • Provides excellent modulation for precise braking control.
  • Designed with low drag and excellent release properties for better vehicle dynamics.
  • Suitable for a specific range of racing applications like Formula Ford and clubman rally.

Cons

  • Not approved for road use; strictly for competition/off-road applications.
  • May not be suitable for heavier vehicles or different racing disciplines.
  • Requires specific calipers (AP Racing CP6120/CP6121) for installation.
  • Performance is optimized for a specific temperature range (200-450°C), potentially less effective outside this window.

Setup, Compatibility & Care

Compatibility:

These Ferodo 4003 brake pads (MPN: FRP3056C) are designed to fit AP Racing CP6120/CP6121 calipers. Ensure your vehicle is equipped with these specific calipers before installation.

Setup (Bedding-In):

  1. Initial Bedding: Perform a series of moderate stops from medium speeds (e.g., 60 mph to 30 mph), allowing the brakes to cool slightly between stops. Avoid coming to a complete stop during this phase.
  2. Heat Cycling: Conduct several faster stops from higher speeds (e.g., 80 mph to 30 mph), followed by a period of cooling without prolonged idling. The goal is to bring the pads and rotors up to their working temperature range (200-450°C).
  3. Final Bedding: Perform a few hard stops from high speeds, followed by a cool-down lap or period. Allow the brakes to cool completely before the first competitive use.

Care:

  • Regular Inspection: Visually inspect pads for wear and check for any debris accumulation.
  • Avoid Contamination: Keep the pads free from oil, grease, and other contaminants. Clean rotors as per manufacturer recommendations.
  • Storage: Store unused pads in a clean, dry environment.

Important Note: Due to their competition focus, these pads are not street-legal. Ensure they are used only in sanctioned racing or off-road events.

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