Mercedes-Benz Mercedes B-Class 2005-2011 Suspension Specifications
Explore the suspension specifications for the 2005-2011 Mercedes B-Class, including front and rear suspension systems, alignment settings, and maintenance tips. Ideal for mechanics and owners seeking accurate technical data.
Overview Specifications
This document provides detailed specifications and technical information about the suspension system of the 2005-2011 Mercedes B-Class. It is designed to assist mechanics, enthusiasts, and owners in understanding the suspension components, their functions, and maintenance requirements. Use the search and navigation instructions to quickly locate specific details or browse through sections for a comprehensive understanding of the suspension system.
How to Use
Use the search functionality to find specific terms or components related to the suspension system. Enter keywords like 'shock absorbers' or 'spring rates' to quickly locate relevant information.
Navigate through the document by scrolling through sections or using the table of contents. Each section is organized by major suspension components, with subsections providing detailed technical points.
Key Specifications
Front Spring Rate
25 N/mm
Rear Spring Rate
30 N/mm
Front Anti-Roll Bar Diameter
24 mm
Rear Anti-Roll Bar Diameter
20 mm
Wheel Travel (Front)
160 mm
Available Specifications
Front Suspension
The front suspension of the 2005-2011 Mercedes B-Class is designed for stability and comfort. It features a MacPherson strut setup with coil springs and anti-roll bars to ensure precise handling and ride quality. This section covers the key components and their specifications.
Front Suspension
The front suspension of the 2005-2011 Mercedes B-Class is designed for stability and comfort. It features a MacPherson strut setup with coil springs and anti-roll bars to ensure precise handling and ride quality. This section covers the key components and their specifications.
MacPherson Strut Assembly
- Strut type: Gas-filled shock absorbers
- Spring type: Coil springs with progressive rate
- Anti-roll bar diameter: 24 mm
- Bushings: Rubber with reinforced design
- Mounting points: Integrated with steering knuckle
- Damping: Adjustable in some trims
Steering and Alignment
- Steering type: Rack-and-pinion with electric power assist
- Caster angle: 7.5 degrees
- Camber angle: -0.5 degrees
- Toe-in: 0.1 degrees
- Turning radius: 11.2 meters
Rear Suspension
The rear suspension system of the Mercedes B-Class utilizes a multi-link setup to provide a balance between comfort and handling. This section details the components and their roles in maintaining ride quality and stability.
Rear Suspension
The rear suspension system of the Mercedes B-Class utilizes a multi-link setup to provide a balance between comfort and handling. This section details the components and their roles in maintaining ride quality and stability.
Multi-Link Suspension
- Link type: Four-link independent suspension
- Spring type: Coil springs with linear rate
- Shock absorbers: Twin-tube gas-filled
- Anti-roll bar diameter: 20 mm
- Bushings: Polyurethane for durability
- Wheel travel: 150 mm
Alignment and Geometry
- Camber angle: -1.2 degrees
- Toe-in: 0.2 degrees
- Track width: 1550 mm
- Load capacity: 500 kg per axle
Suspension Maintenance
Proper maintenance of the suspension system is crucial for ensuring longevity and performance. This section provides guidelines for inspecting, servicing, and replacing suspension components.
Suspension Maintenance
Proper maintenance of the suspension system is crucial for ensuring longevity and performance. This section provides guidelines for inspecting, servicing, and replacing suspension components.
Inspection Intervals
- Shock absorbers: Inspect every 30,000 km
- Bushings: Check for wear every 50,000 km
- Springs: Inspect for sagging or cracks annually
- Alignment: Check every 20,000 km or after impact
Replacement Guidelines
- Shock absorbers: Replace if leaking or reduced damping
- Bushings: Replace if cracked or deformed
- Springs: Replace if sagging or broken
- Anti-roll bars: Replace if bent or damaged
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Component Specifications
Overview
- Type
- Independent MacPherson strut front, multi-link rear
- Configuration
- Front and rear independent suspension
- Platform
- Mercedes-Benz W245 platform
- Material
- High-strength steel and aluminum components
- Location
- Integrated with chassis system
Dimensions
- Front Track Width
- 58.3 in (1481 mm)
- Rear Track Width
- 57.7 in (1466 mm)
- Spring Length Front
- 12.6 in (320 mm)
- Spring Length Rear
- 13.8 in (350 mm)
- Shock ABSorber Length Front
- 22.4 in (569 mm)
- Shock ABSorber Length Rear
- 23.6 in (600 mm)
- Strut Diameter Front
- 1.97 in (50 mm)
- Anti Roll Bar Diameter Front
- 0.98 in (25 mm)
Materials
- Springs
- High-tensile steel
- Shock ABSorbers
- Steel with hydraulic fluid
- Control Arms
- Forged aluminum
- Bushings
- Rubber and polyurethane
- Anti Roll Bar
- Spring steel
Features
- Adjustability
-
- Height-adjustable variants available
- Sport suspension option
- Comfort suspension setting
- Damping
-
- Hydraulic shock absorbers
- Progressive damping
- Gas-filled dampers
- Stability
-
- Electronic Stability Program (ESP)
- Anti-roll bars front and rear
- Precision steering geometry
- Ride Quality
-
- Optimized spring rates
- Vibration damping mounts
- Noise-reducing bushings
- Durability
-
- Corrosion-resistant coatings
- Heavy-duty components
- Sealed bearings
Safety Features
- Structural integrity
-
- Crash-resistant design
- Reinforced mounting points
- Stability Control
-
- Integrated with ESP
- Traction control system
- Braking Assistance
-
- ABS integration
- Brake assist compatibility
Comfort Features
- Noise Reduction
-
- Insulated bushings
- Vibration-dampening materials
- Ride Quality
-
- Progressive spring rates
- Adaptive damping
- Adjustability
-
- Sport and comfort modes
- Height adjustment
- Climate Resistance
-
- Temperature-stable materials
- Moisture-resistant coatings
Accessories
- Upgrades
-
- Sport suspension kit
- Lowering springs
- Performance dampers
- Maintenance
-
- Replacement bushings
- Shock absorber rebuild kits
- Spring compressors
- Tools
-
- Torque wrenches
- Alignment tools
- Specialized sockets
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Inspect bushings and mounts
- Check shock absorber condition
- Verify alignment settings
- Lubricate joints
- Inspect springs for damage
- Maintenance Notes
- Regular alignment checks recommended
Warranty
- Standard Warranty
- Miles: 50,000Years: 4Coverage: Manufacturer defects
- Extended Warranty
- Miles: 100,000Years: 7Coverage: Extended component protection
- Corrosion Warranty
- Miles: unlimitedYears: 12Coverage: Rust-through protection
- Roadside Assistance
- Miles: unlimitedYears: 4Coverage: Emergency towing and repair
Production Details
- Manufacturer
- Mercedes-Benz AG
- Manufacturing Process
-
- Precision forging
- Heat treatment
- CNC machining
- Robotic assembly
- Quality Control
- Testing: Durability testing, Vibration analysis, Load testingCertifications: ISO 9001, ISO 14001
- Sustainability Practices
-
- Recycled materials
- Energy-efficient production
- Waste reduction programs
- Production Metrics
- Annual Output: 500,000 unitsProduction Time: 2.5 hours per unit
Service Information for suspension Service
Maintenance and service requirements specific to this component
- Inspect suspension components
- Check shock absorber performance
- Verify alignment settings
- Lubricate suspension joints
- Inspect bushings and mounts
Alignment should be checked if uneven tire wear is observed
- Replace worn bushings
- Inspect and replace shock absorbers if necessary
- Check spring condition
- Verify anti-roll bar mounts
- Inspect suspension attachment points
Specialized tools required for shock absorber replacement
- Complete suspension inspection
- Replace worn components
- Verify system alignment
- Check for structural integrity
- Perform road test verification
Consider complete suspension overhaul at this interval
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the compatibility specifications for the suspension system of a 2005-2011 Mercedes B-Class?
What are the compatibility specifications for the suspension system of a 2005-2011 Mercedes B-Class?
The suspension system for the 2005-2011 Mercedes B-Class is designed to fit models within this specific year range. It includes components such as struts, shocks, springs, and control arms, which are engineered to match the vehicle's weight and performance requirements. Ensure compatibility by verifying your vehicle's VIN and model year before purchasing replacement parts.
Q2 What maintenance is required for the suspension system of a 2005-2011 Mercedes B-Class?
What maintenance is required for the suspension system of a 2005-2011 Mercedes B-Class?
Regular maintenance for the suspension system includes inspecting shocks, struts, and bushings every 50,000 miles. Check for leaks, wear, or damage, and replace worn components promptly. Lubricate moving parts as needed and ensure proper wheel alignment to prevent uneven tire wear and maintain optimal handling.
Q3 How do I replace the suspension components on a 2005-2011 Mercedes B-Class?
How do I replace the suspension components on a 2005-2011 Mercedes B-Class?
To replace suspension components, first, safely lift the vehicle and remove the wheels. Disconnect the strut assembly, control arms, and other connected parts. Install new components, ensuring proper torque specifications and alignment. Reassemble the suspension, lower the vehicle, and perform a wheel alignment for optimal performance.
Q4 What are common suspension issues and how can I troubleshoot them?
What are common suspension issues and how can I troubleshoot them?
Common issues include uneven tire wear, knocking noises, and poor handling. Inspect for worn shocks, struts, or bushings. Check for leaks or damage to suspension components. If the vehicle pulls to one side, verify wheel alignment and tire pressure. Replace faulty parts and realign the wheels to resolve these issues.
Q5 How can I optimize the performance of my 2005-2011 Mercedes B-Class suspension?
How can I optimize the performance of my 2005-2011 Mercedes B-Class suspension?
To optimize performance, use high-quality replacement parts designed for your vehicle. Regularly inspect and maintain the suspension system. Consider upgrading to performance shocks or lowering springs for improved handling. Ensure proper wheel alignment and tire pressure to enhance stability and ride comfort.
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 SoonComprehensive guide covering maintenance, repair, and technical specifications for the 2005-2011 Mercedes B-Class suspension system.
Technical Service Bulletin: Suspension Updates
Coming SoonDetails updates and improvements to the suspension system for the 2005-2011 Mercedes B-Class, including part numbers and installation instructions.
Mercedes B-Class Suspension Parts Catalog
Coming SoonCatalog listing all suspension components, including OEM and aftermarket options, for the 2005-2011 Mercedes B-Class.
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