Audi Audi RS4 2000-2001

Audi Audi RS4 2000-2001 Brakes Specifications

Detailed technical specifications for the 2000-2001 Audi RS4 braking system, including brake components, performance metrics, and maintenance guidelines. Essential for technicians and enthusiasts.

Updated Oct 14, 2023

Overview Specifications

Comprehensive description of the brakes specifications for the 2000-2001 Audi RS4, including key features, measurements, and technical details

How to Use

Use the search function to locate specific brake specifications by entering keywords such as 'brake disc diameter', 'pad thickness', or 'caliper type'.

Navigate through the brakes documentation sections using the table of contents or by scrolling through the document. Each section is clearly labeled for easy access.

Key Specifications

Front Brake Disc Diameter

345 mm

Rear Brake Disc Diameter

300 mm

Brake Fluid Type

DOT 4

Front Brake Pad Thickness (New)

12 mm

Rear Brake Pad Thickness (New)

10 mm

Available Specifications

Brake System Overview

Detailed description of the brake system components and their functions

Front Brake System

Ventilated disc brakes with a diameter of 345 mm
Four-piston fixed calipers for enhanced braking performance
Brake pad thickness: 12 mm (new), 3 mm (minimum)
Brake disc thickness: 28 mm (new), 26 mm (minimum)
High-performance brake fluid with a boiling point of 260°C (dry)

Rear Brake System

Ventilated disc brakes with a diameter of 300 mm
Single-piston floating calipers
Brake pad thickness: 10 mm (new), 2 mm (minimum)
Brake disc thickness: 22 mm (new), 20 mm (minimum)
Brake fluid type: DOT 4

Note: Ensure brake fluid is replaced every 2 years or 30,000 miles, whichever comes first.

Brake Hydraulics

Technical details of the hydraulic brake system components

Master Cylinder

Bore diameter: 25.4 mm
Tandem design for redundancy and safety
Integrated brake booster for improved pedal feel
Reservoir capacity: 500 ml

Brake Lines and Hoses

Stainless steel braided lines for durability
Front brake hose length: 450 mm
Rear brake hose length: 600 mm
Maximum operating pressure: 200 bar

Note: Inspect brake lines and hoses for wear or damage during routine maintenance.

Brake Performance

Performance metrics and testing data for the brake system

Stopping Distance

100 km/h to 0 stopping distance: 35 meters
60 mph to 0 stopping distance: 115 feet
Tested under dry conditions with standard tires

Brake Force Distribution

Front brake force: 60%
Rear brake force: 40%
ABS system ensures optimal force distribution
Electronic Brakeforce Distribution (EBD) for dynamic load adjustment

Search Specifications

Search by specification name, value, or description

Brakes Specifications

Brake Type

Front Brakes: Ventilated discs

Rear Brakes: Solid discs

Parking Brake: Mechanical, rear drum-in-disc

Brake Discs

Front Disc Diameter: 323 mm

Front Disc Thickness: 30 mm

Front Disc Min Thickness: 28 mm

Rear Disc Diameter: 299 mm

Rear Disc Thickness: 22 mm

Rear Disc Min Thickness: 20 mm

Brake Pads

Front Pad Thickness New: 14 mm

Front Pad Thickness Min: 2 mm

Rear Pad Thickness New: 12 mm

Rear Pad Thickness Min: 2 mm

Front Pad Part Number: 8D0 698 151

Rear Pad Part Number: 8D0 698 451

Brake Calipers

Front Calipers: 4-piston fixed

Rear Calipers: Single-piston floating

Front Caliper Part Number: 8D0 615 123

Rear Caliper Part Number: 8D0 615 423

Brake Fluid

Fluid Type: DOT 4

Fluid Capacity: 1.0 liter

Fluid Change interval: Every 2 years or 30,000 miles

Fluid Specification: ISO 4925 Class 6

Brake Hoses

Front Hose Length: 450 mm

Rear Hose Length: 600 mm

Hose Material: Reinforced rubber

Hose Operating Pressure: 100 bar

Brake Master Cylinder

Bore Diameter: 23.81 mm

Stroke Length: 40 mm

Part Number: 8D0 611 021

Operating Pressure: 120 bar

Brake Booster

Type: Vacuum-assisted

Booster Diameter: 250 mm

Part Number: 8D0 612 101

Operating Vacuum: 0.8 bar

Parking Brake

Type: Drum-in-disc

Drum Diameter: 180 mm

Shoe Thickness New: 5 mm

Shoe Thickness Min: 1.5 mm

Cable Length: 1500 mm

Brake System Diagnostics

Warning Indicators

Brake pad wear sensor
Low brake fluid level
ABS warning light

Diagnostic Codes

C1210 - Brake pressure sensor fault
C1211 - ABS pump motor fault
C1212 - Brake light switch fault

Diagnostic Tool: VAG-COM or equivalent

Service Information Service

Detailed service requirements and schedules for the brake system

10,000 miles

12 months

Inspect brake pads and discs for wear
Check brake fluid level
Inspect brake hoses for leaks or damage

Replace brake fluid every 2 years or 30,000 miles

30,000 miles

36 months

Replace brake fluid
Inspect parking brake mechanism
Check brake caliper operation

Ensure all brake components are functioning correctly

60,000 miles

72 months

Replace brake pads and discs if necessary
Inspect brake master cylinder
Check brake booster operation

Perform a full brake system inspection and replace worn components

Frequently Asked Questions

Find answers to common questions about torque specifications

What is the brake rotor diameter and thickness for the 2000-2001 Audi RS4?

The front brake rotors on the 2000-2001 Audi RS4 have a diameter of 321 mm and a thickness of 30 mm. The rear brake rotors have a diameter of 299 mm and a thickness of 24 mm. These dimensions are critical for ensuring proper brake performance and compatibility with the vehicle.

What type of brake pads are recommended for the Audi RS4?

The 2000-2001 Audi RS4 is equipped with high-performance brake pads designed for aggressive driving. Genuine Audi brake pads or equivalent high-quality aftermarket pads with a friction coefficient of 0.4 or higher are recommended. Always ensure the pads meet Audi's specifications for heat resistance and wear characteristics.

How often should the brake fluid be replaced on the Audi RS4?

Audi recommends replacing the brake fluid every two years or 30,000 miles, whichever comes first. The RS4 uses DOT 4 brake fluid with a minimum dry boiling point of 446°F (230°C) and a wet boiling point of 311°F (155°C). Regular replacement ensures optimal brake system performance and safety.

What is the recommended brake bleeding procedure for the RS4?

The brake system on the 2000-2001 Audi RS4 should be bled using a pressure bleeder to ensure air is completely removed from the system. The correct sequence is: rear right, rear left, front right, and front left. Always use fresh DOT 4 brake fluid and follow Audi's service manual for detailed instructions.

Can I upgrade the brake system on the RS4?

Yes, the brake system on the 2000-2001 Audi RS4 can be upgraded with larger rotors, high-performance calipers, and upgraded brake lines. However, ensure the components are compatible with the vehicle's ABS and stability control systems. Always consult a professional for installation and calibration.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

Audi RS4 Brake System Service Manual

Coming Soon

Official Audi service manual detailing brake system maintenance, repair, and specifications for the 2000-2001 RS4.

High-Performance Brake Pad Guide

Coming Soon

A comprehensive guide to selecting and installing high-performance brake pads for the Audi RS4.

Brake Fluid Replacement Tutorial

Coming Soon

Step-by-step tutorial on replacing brake fluid in the Audi RS4, including safety precautions and tools required.

Brake System Upgrade Options

Coming Soon

Explore aftermarket brake system upgrades for the 2000-2001 Audi RS4, including rotors, calipers, and lines.

About the Author

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