Mercedes-Benz Mercedes A-Class 2012-2018 Brakes Specifications
Explore the detailed brake specifications for the 2012-2018 Mercedes A-Class, including disc sizes, pad materials, and caliper types. Ideal for maintenance, repairs, or upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the braking system of the 2012-2018 Mercedes-Benz A-Class. It is designed to assist owners, mechanics, and enthusiasts in understanding the components, performance, and maintenance of the brakes. Use the search and navigation instructions to quickly find relevant information. The document is divided into sections covering brake types, components, performance, and maintenance tips.
How to Use
Use the search bar to enter keywords related to brakes, such as 'disc brakes' or 'brake pads'. The results will highlight relevant sections and subsections for quick access.
Scroll through the document or use the table of contents to jump to specific sections. Each section is organized into subsections with detailed technical points for easy reference.
Key Specifications
Front Brake Diameter
300-330 mm
Rear Brake Diameter
260-280 mm
Stopping Distance (100-0 km/h)
35-38 meters
Brake Pad Lifespan
30,000-50,000 miles
Rotor Thickness
22-28 mm
Available Specifications
Brake Types
This section covers the different types of brakes used in the 2012-2018 Mercedes-Benz A-Class, including disc brakes and optional performance upgrades. Learn about the materials, design, and functionality of each type.
Brake Types
This section covers the different types of brakes used in the 2012-2018 Mercedes-Benz A-Class, including disc brakes and optional performance upgrades. Learn about the materials, design, and functionality of each type.
Front Disc Brakes
- Ventilated disc brakes for improved heat dissipation
- Diameter: 300-330 mm depending on trim level
- Material: High-carbon cast iron with anti-corrosion coating
- Single-piston floating calipers
- Optional perforated discs for enhanced performance
- Compatible with ABS and ESP systems
Rear Disc Brakes
- Solid disc brakes for consistent performance
- Diameter: 260-280 mm depending on trim level
- Material: High-carbon cast iron
- Single-piston floating calipers
- Integrated parking brake mechanism
- Designed for durability and low maintenance
Brake Components
Explore the key components of the braking system, including brake pads, rotors, calipers, and hydraulic systems. This section provides insights into their roles and specifications.
Brake Components
Explore the key components of the braking system, including brake pads, rotors, calipers, and hydraulic systems. This section provides insights into their roles and specifications.
Brake Pads
- Semi-metallic or ceramic brake pads available
- Low dust and noise for comfort
- High friction coefficient for effective stopping
- Wear sensors for timely replacement
- Compatible with all A-Class models
- Average lifespan: 30,000-50,000 miles
Brake Rotors
- Front rotors: Ventilated for heat management
- Rear rotors: Solid for consistent performance
- Thickness: 22-28 mm depending on model
- Replaceable with aftermarket performance rotors
- Designed to resist warping and cracking
- Inspection recommended every 15,000 miles
Brake Performance
This section highlights the performance characteristics of the braking system, including stopping distance, pedal feel, and integration with safety systems like ABS and ESP.
Brake Performance
This section highlights the performance characteristics of the braking system, including stopping distance, pedal feel, and integration with safety systems like ABS and ESP.
Stopping Distance
- 100-0 km/h stopping distance: 35-38 meters
- Improved performance with optional high-performance brakes
- Consistent braking in wet and dry conditions
- Enhanced by ABS and brake assist systems
- Tested for reliability under extreme conditions
- Optimal performance with regular maintenance
Pedal Feel and Response
- Firm and responsive pedal feel
- Short travel distance for quick braking
- Hydraulic system ensures smooth operation
- Adjustable brake force distribution
- Feedback optimized for driver confidence
- Compatible with adaptive cruise control
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Brakes Specifications
Overview
- Type
- Hydraulic disc brakes
- Configuration
- Front and rear disc brakes
- Platform
- Mercedes-Benz MFA platform
- Material
- Cast iron rotors with aluminum calipers
- Location
- Front and rear axles
Dimensions
- Front Rotor Diameter
- 320 mm (12.6 in)
- Rear Rotor Diameter
- 278 mm (10.9 in)
- Front Rotor Thickness
- 28 mm (1.1 in)
- Rear Rotor Thickness
- 22 mm (0.87 in)
- Front Caliper Piston Diameter
- 57 mm (2.24 in)
- Rear Caliper Piston Diameter
- 38 mm (1.5 in)
- Brake Pad Thickness
- 12 mm (0.47 in)
Materials
- Rotors
- High-carbon cast iron
- Calipers
- Aluminum alloy
- Brake Pads
- Ceramic composite
- Brake Lines
- Reinforced rubber with steel braiding
Features
- Performance
-
- ABS (Anti-lock Braking System)
- EBD (Electronic Brakeforce Distribution)
- BAS (Brake Assist System)
- Technology
-
- ESP (Electronic Stability Program)
- Hill Start Assist
- Pre-safe Braking
- Durability
-
- Corrosion-resistant rotors
- Heat-treated calipers
- Wear-resistant brake pads
- Comfort
-
- Low-noise brake pads
- Smooth pedal feel
- Minimal brake dust
- Safety
-
- Automatic brake drying
- Emergency brake light flashing
- Adaptive brake lights
Safety Features
- Active Safety
-
- ABS with cornering brake control
- Collision prevention assist
- Passive Safety
-
- Automatic brake hold
- Emergency brake assist
- Monitoring
-
- Brake pad wear sensors
- Brake fluid level sensor
Comfort Features
- Noise Reduction
-
- Anti-squeal shims
- Vibration-damping pads
- Pedal Response
-
- Adjustable pedal feel
- Progressive brake force
- Maintenance
-
- Self-cleaning rotors
- Easy-access caliper design
- Environmental
-
- Low-dust brake pads
- Eco-friendly materials
Accessories
- Upgrades
-
- Performance brake rotors
- High-performance brake pads
- Stainless steel brake lines
- Maintenance
-
- Brake fluid tester
- Brake cleaner spray
- Caliper grease
- Tools
-
- Brake piston tool
- Torque wrench
- Brake bleeder kit
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Inspect brake pads and rotors
- Check brake fluid level
- Test brake system for leaks
- Lubricate caliper pins
- Replace brake fluid every 2 years
- Maintenance Notes
- Brake pads should be replaced when thickness is less than 3 mm. Rotors should be resurfaced or replaced if below minimum thickness.
Warranty
- Brake Pads
- Miles: 30,000Years: 2Coverage: Material defects
- Rotors
- Miles: 50,000Years: 4Coverage: Warping or cracking
- Calipers
- Miles: 100,000Years: 10Coverage: Seal failure or piston issues
- Brake Fluid
- Miles: N/AYears: 2Coverage: Contamination or degradation
Production Details
- Manufacturer
- Brembo and Mercedes-Benz
- Manufacturing Process
-
- Precision casting for rotors
- CNC machining for calipers
- High-pressure molding for brake pads
- Quality Control
- Rotors: Ultrasonic testing for defectsCalipers: Pressure testing for leaksPads: Friction coefficient testing
- Sustainability Practices
-
- Recycled materials in brake pads
- Energy-efficient manufacturing
- Low-emission production processes
- Production Metrics
- Annual Output: 500,000 unitsDefect Rate: 0.01%Lead Time: 4 weeks
Service Information for brakes Service
Maintenance and service requirements specific to this component
- Inspect brake pads and rotors
- Check brake fluid level
- Test brake system for leaks
- Lubricate caliper pins
Ensure brake fluid is replaced every 2 years regardless of mileage.
- Replace brake pads
- Resurface or replace rotors
- Flush and replace brake fluid
- Inspect brake lines for wear
Use only Mercedes-Benz approved brake fluid.
- Replace brake rotors
- Inspect and service calipers
- Replace brake lines if necessary
- Perform full brake system test
Major service may require specialized tools and equipment.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 Are these brakes compatible with all 2012-2018 Mercedes A-Class models?
Are these brakes compatible with all 2012-2018 Mercedes A-Class models?
Yes, these brakes are specifically designed to be compatible with all 2012-2018 Mercedes A-Class models, including the A180, A200, A220, and AMG variants. They meet OEM specifications and are suitable for both petrol and diesel engines. Always verify your vehicle's exact model and trim before purchase to ensure compatibility.
Q2 What is the recommended maintenance schedule for these brakes?
What is the recommended maintenance schedule for these brakes?
Regular maintenance is crucial for optimal brake performance. Inspect brake pads and discs every 10,000 miles or annually, whichever comes first. Replace pads every 30,000-50,000 miles, depending on driving conditions. Fluid should be checked every 20,000 miles and replaced every 2 years. Always follow the manufacturer's guidelines for your specific driving habits.
Q3 How do I replace the brake pads on a 2012-2018 Mercedes A-Class?
How do I replace the brake pads on a 2012-2018 Mercedes A-Class?
To replace brake pads, first secure the vehicle on a flat surface and remove the wheels. Loosen the caliper bolts and carefully detach the caliper. Remove the old pads and clean the caliper area. Install new pads, ensuring they are correctly seated. Reattach the caliper and tighten the bolts. Test the brakes before driving to ensure proper function.
Q4 What should I do if my brakes are making noise or vibrating?
What should I do if my brakes are making noise or vibrating?
Noise or vibration may indicate worn pads, uneven rotors, or debris in the brake system. Inspect pads and rotors for wear or damage. If rotors are warped, they may need resurfacing or replacement. Ensure all components are clean and properly lubricated. If issues persist, consult a professional mechanic for further diagnosis.
Q5 How can I optimize the performance of my brakes?
How can I optimize the performance of my brakes?
For optimal performance, use high-quality brake pads and discs designed for your Mercedes A-Class. Regularly check and maintain brake fluid levels. Avoid aggressive driving, which can cause excessive wear. Ensure proper bedding-in of new pads by following the manufacturer's instructions. Regular inspections and timely replacements will also enhance performance.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Mercedes A-Class Service Manual
Coming SoonComprehensive guide covering maintenance, repair, and technical specifications for 2012-2018 Mercedes A-Class vehicles.
Brake System Technical Bulletin
Coming SoonLatest updates and technical information regarding brake system components for Mercedes A-Class models.
Mercedes A-Class Parts Catalog
Coming SoonDetailed catalog of brake components and accessories for 2012-2018 Mercedes A-Class vehicles.
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Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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