Mercedes-Benz Mercedes B-Class 2005-2011 Brakes Specifications
Explore detailed brake specifications for the 2005-2011 Mercedes B-Class, including dimensions, pad types, and maintenance tips. Ideal for owners and mechanics seeking performance and safety insights.
Overview Specifications
This document provides detailed specifications and technical information about the braking system of the 2005-2011 Mercedes B-Class. It is designed to assist owners, mechanics, and enthusiasts in understanding the brake components, maintenance requirements, and performance characteristics. Use the search and navigation instructions to quickly find relevant information or explore the sections for a comprehensive understanding of the braking system.
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Scroll through the sections to explore major topics like brake components, maintenance, and performance. Click on subsection titles to jump directly to specific details.
Key Specifications
Front Brake Rotor Diameter
280 mm
Rear Brake Rotor Diameter
278 mm
Brake Pad Thickness (New)
10-12 mm
Stopping Distance (100 km/h to 0)
38 meters
Brake Fluid Type
DOT 4
Available Specifications
Brake Components
This section covers the primary components of the Mercedes B-Class braking system, including brake pads, rotors, calipers, and the ABS system. Learn about their specifications, materials, and roles in ensuring safe and efficient braking.
Brake Components
This section covers the primary components of the Mercedes B-Class braking system, including brake pads, rotors, calipers, and the ABS system. Learn about their specifications, materials, and roles in ensuring safe and efficient braking.
Brake Pads
- Material: Ceramic or semi-metallic compounds
- Thickness: 10-12 mm (new), 2 mm minimum (wear limit)
- Compatibility: Specific to front and rear axles
- Heat resistance: Up to 600°C
- Replacement interval: Approximately 50,000-70,000 km
Brake Rotors
- Type: Ventilated front, solid rear
- Diameter: 280 mm (front), 278 mm (rear)
- Thickness: 22 mm (front), 10 mm (rear)
- Material: Cast iron with anti-corrosion coating
- Replacement interval: 80,000-120,000 km
Brake Calipers
- Type: Single-piston floating calipers
- Material: Aluminum alloy
- Function: Applies pressure to brake pads
- Maintenance: Requires periodic lubrication
- Compatibility: Specific to front and rear axles
Brake Maintenance
This section provides guidelines for maintaining the braking system, including inspection intervals, common issues, and replacement procedures. Proper maintenance ensures optimal performance and longevity of the brakes.
Brake Maintenance
This section provides guidelines for maintaining the braking system, including inspection intervals, common issues, and replacement procedures. Proper maintenance ensures optimal performance and longevity of the brakes.
Inspection Intervals
- Visual inspection: Every 10,000 km
- Brake fluid check: Every 20,000 km
- Pad and rotor measurement: Every 30,000 km
- ABS system diagnostics: Annually or as needed
Common Issues
- Squeaking or grinding noises
- Vibration during braking
- Reduced braking efficiency
- ABS warning light activation
- Fluid leaks from brake lines
Replacement Procedures
- Use OEM or high-quality aftermarket parts
- Follow torque specifications for caliper bolts
- Bleed brake system after fluid replacement
- Reset brake pad wear sensor if equipped
- Test drive after replacement to ensure proper function
Brake Performance
This section highlights the performance characteristics of the Mercedes B-Class braking system, including stopping distance, ABS functionality, and handling under various conditions.
Brake Performance
This section highlights the performance characteristics of the Mercedes B-Class braking system, including stopping distance, ABS functionality, and handling under various conditions.
Stopping Distance
- 100 km/h to 0: Approximately 38 meters
- Influenced by tire condition and road surface
- Improved with high-performance brake pads
- ABS reduces stopping distance on slippery surfaces
ABS Functionality
- Prevents wheel lock-up during hard braking
- Enhances steering control in emergencies
- Integrated with Electronic Stability Program (ESP)
- Self-diagnostic system for fault detection
Handling in Adverse Conditions
- Effective braking on wet and icy roads
- Reduced risk of skidding with ABS
- Consistent performance in high-temperature conditions
- Adaptive braking for downhill driving
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Brakes Specifications
Overview
- Type
- Hydraulic disc brakes
- Configuration
- Front and rear disc brakes
- Platform
- Mercedes-Benz W245
- Material
- Cast iron with aluminum hubs
- Location
- Wheel-mounted
Dimensions
- Front Disc Diameter
- 288 mm (11.34 in)
- Rear Disc Diameter
- 278 mm (10.94 in)
- Front Disc Thickness
- 25 mm (0.98 in)
- Rear Disc Thickness
- 10 mm (0.39 in)
- Brake Pad Area
- 50 cm² (7.75 in²)
- Caliper Piston Diameter
- 48 mm (1.89 in)
- Brake Line Diameter
- 3.5 mm (0.14 in)
- Minimum Disc Thickness
- 22 mm (0.87 in) front, 8 mm (0.31 in) rear
Materials
- Brake Disc
- Cast iron with anti-corrosion coating
- Brake Pads
- Semi-metallic friction material
- Calipers
- Aluminum alloy
- Brake Lines
- Reinforced rubber with steel braiding
- Hub
- Aluminum alloy
Features
- Performance
-
- ABS (Anti-lock Braking System)
- EBD (Electronic Brakeforce Distribution)
- BAS (Brake Assist System)
- Automatic brake drying
- Technology
-
- Electronic Stability Program (ESP)
- Hill Start Assist
- Adaptive brake lights
- Wear indicator sensors
- Maintenance
-
- Easy-access brake pads
- Replaceable wear sensors
- Corrosion-resistant components
- Self-adjusting system
- Comfort
-
- Low-noise brake pads
- Progressive pedal feel
- Smooth engagement
- Reduced vibration
- Safety
-
- Emergency braking support
- Wet weather performance
- Overheat protection
- Fail-safe design
Safety Features
- Electronic Systems
-
- ABS
- ESP
- BAS
- Mechanical Safety
-
- Dual-circuit braking system
- Redundant hydraulic lines
- Emergency Features
-
- Automatic brake drying
- Hill Start Assist
Comfort Features
- Noise Reduction
-
- Low-noise pads
- Vibration dampeners
- Pedal Feel
-
- Progressive engagement
- Smooth operation
- Maintenance Ease
-
- Wear sensors
- Self-adjusting system
- Environmental
-
- Dust-reducing pads
- Corrosion-resistant components
Accessories
- Upgrades
-
- Performance brake pads
- Drilled and slotted discs
- Stainless steel brake lines
- Maintenance
-
- Brake cleaner spray
- Brake grease
- Wear sensors
- Tools
-
- Brake caliper tool
- Disc brake micrometer
- Brake bleeding kit
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Inspect brake pads and discs
- Check brake fluid level
- Inspect brake lines for leaks
- Test brake performance
- Replace wear sensors if needed
- Lubricate caliper pins
- Maintenance Notes
- Always use Mercedes-Benz approved brake components for optimal performance.
Warranty
- Brake Pads
- Miles: 30,000Years: 2Coverage: Material and workmanship defects
- Brake Discs
- Miles: 50,000Years: 3Coverage: Material defects
- Calipers
- Miles: 100,000Years: 5Coverage: Material and workmanship defects
- Brake Lines
- Miles: 100,000Years: 5Coverage: Material defects
Production Details
- Manufacturer
- Brembo and Mercedes-Benz
- Manufacturing Process
-
- Precision casting
- CNC machining
- Heat treatment
- Surface coating
- Quality Control
- Testing: Dimensional accuracy, Material hardness, Performance testingStandards: ISO 9001, Mercedes-Benz internal standards
- Sustainability
-
- Recyclable materials
- Low-emission manufacturing
- Eco-friendly coatings
- Production Metrics
- Units Per Year: 500,000Defect Rate: 0.01%Lead Time: 4 weeks
Service Information for brakes Service
Maintenance and service requirements specific to this component
- Inspect brake pads and discs
- Check brake fluid level
- Inspect brake lines for leaks
- Test brake performance
- Replace wear sensors if needed
Use only Mercedes-Benz approved brake fluid
- Replace brake pads
- Resurface or replace discs
- Flush brake fluid
- Inspect calipers
- Check ABS functionality
Perform brake system bleeding after fluid replacement
- Replace brake discs
- Inspect and lubricate caliper pins
- Replace brake lines if necessary
- Test ESP and BAS systems
- Full brake system inspection
Consider upgrading to performance components for enhanced braking
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 Are these brakes compatible with all 2005-2011 Mercedes B-Class models?
Are these brakes compatible with all 2005-2011 Mercedes B-Class models?
The brakes are designed to be compatible with all 2005-2011 Mercedes B-Class models, including both gasoline and diesel variants. They meet OEM specifications and are suitable for both front and rear axle applications. However, it is recommended to verify your vehicle's specific trim and engine type before purchase to ensure proper fitment.
Q2 What is the recommended maintenance schedule for these brakes?
What is the recommended maintenance schedule for these brakes?
For optimal performance, inspect the brake pads every 10,000 miles and replace them if they are worn below 3mm. Brake rotors should be checked for wear and warping every 20,000 miles. Brake fluid should be flushed and replaced every 2 years or 30,000 miles, whichever comes first. Regular cleaning of brake components is also advised to prevent debris buildup.
Q3 How do I replace the brake pads on a 2005-2011 Mercedes B-Class?
How do I replace the brake pads on a 2005-2011 Mercedes B-Class?
To replace the brake pads, first, lift the vehicle and remove the wheels. Use a wrench to remove the caliper bolts and carefully detach the caliper. Slide out the old brake pads and compress the caliper piston using a C-clamp. Install the new pads, reattach the caliper, and secure the bolts. Finally, reinstall the wheels and lower the vehicle. Test the brakes before driving.
Q4 What should I do if my brakes are squeaking or vibrating?
What should I do if my brakes are squeaking or vibrating?
Squeaking or vibrating brakes may indicate worn pads, warped rotors, or debris buildup. Inspect the brake pads and rotors for wear or damage. Clean the brake components thoroughly and check for proper alignment. If the issue persists, consider replacing the pads or resurfacing the rotors. Ensure all hardware is properly torqued to manufacturer specifications.
Q5 How can I optimize the performance of my brakes?
How can I optimize the performance of my brakes?
To optimize brake performance, use high-quality brake pads and rotors designed for your vehicle. Ensure proper bedding-in of new pads by following the manufacturer's instructions. Regularly clean brake components to prevent contamination. Avoid aggressive driving and sudden stops, which can overheat the brakes. Periodically check and maintain proper brake fluid levels and quality.
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 B-Class 2005-2011 Service Manual
Coming SoonThis manual provides detailed instructions for servicing and maintaining the 2005-2011 Mercedes B-Class, including brake system procedures, torque specifications, and troubleshooting tips.
Technical Service Bulletin: Brake System Updates
Coming SoonThis bulletin outlines updates and improvements to the brake system for 2005-2011 Mercedes B-Class models, including part number changes and installation guidelines.
Mercedes B-Class Brake Parts Catalog
Coming SoonThis catalog lists all brake components available for the 2005-2011 Mercedes B-Class, including pads, rotors, calipers, and hardware, with part numbers and compatibility details.
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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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